From Northern Realms@1:229/664 to All on Saturday, June 27, 2026 11:05:00
FPCN11 CWTO 271500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Saturday 27 June 2026 for
today and Sunday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.
City of Toronto.
Today..Sunny. High 26. Humidex 30. UV index 8 or very high.
Tonight..Clear. Fog patches developing overnight. Low 16.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 1 or low.
Windsor - Leamington - Essex County.
Today..Sunny. High 25. Humidex 30. UV index 9 or very high.
Tonight..Clear. Low 17.
Sunday..Mainly sunny. High 28. Humidex 34. UV index 1 or low.
Chatham-Kent - Rondeau Park.
Today..Mainly sunny. High 25. Humidex 30. UV index 9 or very high.
Tonight..A few clouds. Low 15.
Sunday..A mix of sun and cloud. Clearing early in the afternoon.
High 28. Humidex 34. UV index 1 or low.
Sarnia - Petrolia - Western Lambton County.
Today..Mainly sunny. High 24. Humidex 29. UV index 9 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 28. Humidex 33. UV index 1 or low.
Watford - Pinery Park - Eastern Lambton County.
Today..Mainly sunny. High 26. Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 15.
Sunday..Sunny. High 29. Humidex 34. UV index 1 or low.
Rodney - Shedden - Western Elgin County.
Today..Mainly sunny. High 26. Humidex 31. UV index 9 or very high.
Tonight..A few clouds. Low 15.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 1 or low.
St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny. High 26. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 15.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 1 or low.
Strathroy - Komoka - Western Middlesex County.
Today..Mainly sunny. High 27. Humidex 32. UV index 8 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 29. Humidex 34. UV index 1 or low.
London - Parkhill - Eastern Middlesex County.
Today..Mainly sunny. High 27. Humidex 32. UV index 8 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 28. Humidex 33. UV index 1 or low.
Simcoe - Delhi - Norfolk.
Today..Mainly sunny. High 25. Humidex 29. UV index 8 or very high. Tonight..Clear. Low 12.
Sunday..Sunny. High 27. Humidex 31. UV index 1 or low.
Dunnville - Caledonia - Haldimand.
Today..Sunny. High 26. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 27. Humidex 32. UV index 1 or low.
Woodstock - Tillsonburg - Oxford County.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 31. UV index 1 or low.
Brantford - County of Brant.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 31. UV index 1 or low.
Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly sunny. High 26. Humidex 32. UV index 8 or very high.
Tonight..A few clouds. Low 18.
Sunday..Sunny. High 27. Humidex 31. UV index 1 or low.
St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. High 25. Humidex 30. UV index 8 or very high.
Tonight..A few clouds. Low 14.
Sunday..Sunny. High 27. Humidex 31. UV index 1 or low.
City of Hamilton.
Today..Sunny. High 24. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 26. Humidex 29. UV index 1 or low.
Burlington - Oakville.
Today..Sunny. High 24. Humidex 29. UV index 8 or very high.
Tonight..Clear. Fog patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 32. UV index 1 or low.
Halton Hills - Milton.
Today..A mix of sun and cloud. High 26. Humidex 30. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 1 or low.
Mississauga - Brampton.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Fog patches developing overnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Caledon.
Today..A mix of sun and cloud. High 25. Humidex 30. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 27. Humidex 30. UV index 1 or low.
Vaughan - Richmond Hill - Markham.
Today..Mainly sunny. High 26. Humidex 29. UV index 8 or very high. Tonight..Clear. Fog patches developing overnight. Low 14.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 30. UV index 1 or low.
Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. High 26. Humidex 29. UV
index 8 or very high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing overnight. Low 14.
Sunday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Fog patches
dissipating in the morning. High 28. Humidex 30. UV index 1 or low.
Pickering - Oshawa - Southern Durham Region.
Today..Mainly sunny. High 26. Humidex 29. UV index 8 or very high.
Tonight..A few clouds. Fog patches developing overnight. Low 14.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 1 or low.
Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. High 26. Humidex 29. UV
index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 14.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon. Fog patches dissipating in the morning. High 28. Humidex
30. UV index 1 or low.
Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud. High 25. Humidex 29. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear late this evening. Low 14. Sunday..Mainly sunny. High 29. Humidex 32. UV index 1 or low.
Wingham - Blyth - Northern Huron County.
Today..Mainly cloudy. High 26. Humidex 29. UV index 7 or high.
Tonight..A few clouds. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
High 28. Humidex 31. UV index 1 or low.
Stratford - Mitchell - Southern Perth County.
Today..Clearing this afternoon. High 26. Humidex 29. UV index 8 or
very high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 28. Humidex 31. UV index 1 or low.
Listowel - Milverton - Northern Perth County.
Today..Cloudy. Becoming a mix of sun and cloud this afternoon.
High 26. Humidex 29. UV index 7 or high.
Tonight..A few clouds. Low 14.
Sunday..Mainly sunny. High 28. Humidex 31. UV index 1 or low.
Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 1 or low.
Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 1 or low.
Mount Forest - Arthur - Northern Wellington County.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 13. Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 27. Humidex 30. UV
index 1 or low.
Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. High 25. Humidex 30. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 28. Humidex 33. UV
index 1 or low.
Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud. High 25. Humidex 30. UV index 8 or
very high.
Tonight..Clearing. Fog patches developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the morning. Fog
patches dissipating in the morning. High 28. Humidex 33. UV index 1
or low.
Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. High 25. Humidex 30. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 28. Humidex 33. UV index 1 or low.
Saugeen Shores - Kincardine - Southern Bruce County.
Today..A mix of sun and cloud. High 25. Humidex 28. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 15. Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 28. Humidex 32. UV
index 1 or low.
Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. High 25. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 28. Humidex 36. UV index 1 or low.
Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud. High 25. Humidex 29. UV index 8 or
very high.
Tonight..A few clouds. Fog patches developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 28. Humidex 31. UV
index 1 or low.
Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. High 25. Humidex 29. UV index 8 or very high.
Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Barrie - Collingwood - Hillsdale.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 1 or low.
Midland - Coldwater - Orr Lake.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 1 or low.
Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 1 or low.
Cobourg - Colborne - Western Northumberland County.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 25. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 15.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
High 27. Humidex 32. UV index 1 or low.
Belleville - Quinte West - Eastern Northumberland County.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 25. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 15.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
High 27. Humidex 32. UV index 1 or low.
Picton - Sandbanks Park.
Today..Mainly sunny. High 25. Humidex 31. UV index 8 or very high. Tonight..Clear. Low 15.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 27. Humidex 32. UV index 1 or low.
Napanee - Consecon.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 25. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 15.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
High 27. Humidex 32. UV index 1 or low.
Kingston - Odessa - Frontenac Islands.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 25. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 15.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
High 27. Humidex 32. UV index 1 or low.
Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 13.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon. Fog patches dissipating in the morning. High 28. Humidex
33. UV index 1 or low.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 13.
Sunday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Fog patches
dissipating in the morning. High 28. Humidex 33. UV index 1 or low.
Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 13.
Sunday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Fog patches
dissipating in the morning. High 26. Humidex 30. UV index 1 or low.
Apsley - Woodview - Northern Peterborough County.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 26. Humidex 30. UV index 8 or very high.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening. Fog
patches developing overnight. Low 13.
Sunday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Fog patches
dissipating in the morning. High 26. Humidex 30. UV index 1 or low.
Stirling - Tweed - Madoc.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 15.
Sunday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Fog patches
dissipating in the morning. High 28. Humidex 33. UV index 1 or low.
Tamworth - Sydenham - South Frontenac.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 15.
Sunday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Fog patches
dissipating in the morning. High 28. Humidex 33. UV index 1 or low.
Kaladar - Bannockburn - Bon Echo Park.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 11.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 27. Humidex 31. UV index 1 or low.
Bancroft - Hastings Highlands - Denbigh.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 26. Humidex 31. UV index 7 or high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing overnight. Fog patches
developing overnight. Low 11.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 27. Humidex 31. UV
index 1 or low.
Gananoque - Mallorytown.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Brockville - Prescott.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Westport - Charleston Lake.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 26. Humidex 31. UV index 8 or very high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 1 or low.
Merrickville-Wolford - Kemptville.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 1 or low.
Ottawa North - Kanata - Orl‚ans.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
Risk of a thunderstorm in the afternoon. Fog patches dissipating in
the morning. High 29. Humidex 32. UV index 1 or low.
Ottawa South - Richmond - Metcalfe.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
Risk of a thunderstorm in the afternoon. Fog patches dissipating in
the morning. High 29. Humidex 32. UV index 1 or low.
Gatineau.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 32. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. High 29. Humidex 32. UV index 1 or low.
Prescott and Russell.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 15.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. High 29. Humidex 33. UV index 1 or low.
Morrisburg - Long Sault.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 32. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
Risk of a thunderstorm in the afternoon. Fog patches dissipating in
the morning. High 28. Humidex 31. UV index 1 or low.
Cornwall - Lancaster.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 32. UV index 7 or high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Wind northeast 30 km/h becoming light
this evening. Low 14.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
Risk of a thunderstorm in the afternoon. Fog patches dissipating in
the morning. High 28. Humidex 31. UV index 1 or low.
Winchester - Newington.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 32. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers in the afternoon.
Risk of a thunderstorm in the afternoon. Fog patches dissipating in
the morning. High 28. Humidex 31. UV index 1 or low.
Maxville - Alexandria.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 32. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. High 28. Humidex 31. UV index 1 or low.
Plevna - Sharbot Lake - Western Lanark County.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 32. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 28. Humidex 31. UV index 1 or low.
Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 27. Humidex 32. UV index 8 or very high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Port Carling - Port Severn.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 31. UV index 1 or low.
Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing
overnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 31. UV index 1 or low.
Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Huntsville - Baysville.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 26. Humidex 30. UV index 8 or very high. Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening. Fog
patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 24. Humidex 28. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing overnight. Fog patches
developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 26. Humidex 30. UV
index 1 or low.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 24. Humidex 28. UV index 7 or high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing near midnight. Fog
patches developing overnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 26. Humidex 30. UV
index 1 or low.
Barry's Bay - Killaloe.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 27. Humidex 30. UV index 8 or very high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 12.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 30. UV index 1 or low.
Renfrew - Arnprior - Calabogie.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 27. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 30. UV index 1 or low.
Petawawa - Pembroke - Cobden.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. Wind becoming northeast 20 km/h this afternoon.
High 27. Humidex 30. UV index 7 or high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 12.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 30. UV index 1 or low.
Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 25. Humidex 28. UV index 7 or high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 12.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 1 or low.
Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. 30 percent chance of showers with risk
of a thunderstorm. High 25. Humidex 28. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening. Fog
patches developing overnight. Low 11.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 1 or low.
Bayfield Inlet - Dunchurch.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 26. Humidex 29. UV index 7 or high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29. UV
index 1 or low.
South River - Burk's Falls.
Today..Mainly cloudy. 30 percent chance of showers with risk of a
thunderstorm. High 26. Humidex 29. UV index 7 or high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29. UV
index 1 or low.
From Northern Realms@1:229/664 to All on Saturday, June 27, 2026 15:35:00
FPCN11 CWTO 271930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Saturday 27 June 2026 for
tonight Sunday and Sunday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Sunday.
City of Toronto.
Tonight..Clear. Low 16.
Sunday..Sunny. High 27. Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 17.
Windsor - Leamington - Essex County.
Tonight..Clear. Becoming partly cloudy near midnight. Low 17.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 1 or
low.
Sunday night..Clear. Low 17.
Chatham-Kent - Rondeau Park.
Tonight..A few clouds. Increasing cloudiness late this evening.
Low 15.
Sunday..Mainly cloudy. High 28. Humidex 33. UV index 1 or low.
Sunday night..A few clouds. Low 17.
Sarnia - Petrolia - Western Lambton County.
Tonight..Clear. Low 14.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 1 or
low.
Sunday night..A few clouds. Low 16.
Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear. Becoming partly cloudy this evening. Low 15.
Sunday..Mainly cloudy. High 29. Humidex 34. UV index 1 or low.
Sunday night..Partly cloudy. Low 17.
Rodney - Shedden - Western Elgin County.
Tonight..Clear. Increasing cloudiness near midnight. Low 15.
Sunday..Mainly cloudy. High 29. Humidex 35. UV index 1 or low.
Sunday night..Partly cloudy. Clearing near midnight. Low 17.
St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clear. Increasing cloudiness after midnight. Low 15.
Sunday..Mainly cloudy. High 29. Humidex 35. UV index 1 or low.
Sunday night..Clearing. Low 17.
Strathroy - Komoka - Western Middlesex County.
Tonight..Clear. Low 14.
Sunday..Mainly cloudy. High 29. Humidex 34. UV index 1 or low.
Sunday night..Clearing. Low 16.
London - Parkhill - Eastern Middlesex County.
Tonight..Clear. Low 14.
Sunday..A mix of sun and cloud. Wind east 20 km/h becoming light late
in the morning. High 29. Humidex 34. UV index 1 or low.
Sunday night..Clearing late in the evening. Low 16.
Simcoe - Delhi - Norfolk.
Tonight..Clear. Becoming partly cloudy near midnight. Low 12.
Sunday..A mix of sun and cloud. Wind east 20 km/h becoming light late
in the morning. High 27. Humidex 32. UV index 1 or low.
Sunday night..A few clouds. Low 14.
Dunnville - Caledonia - Haldimand.
Tonight..Clear. Becoming partly cloudy late this evening. Low 13.
Sunday..A mix of sun and cloud. High 27. Humidex 32. UV index 1 or
low.
Sunday night..A few clouds. Low 15.
Woodstock - Tillsonburg - Oxford County.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Sunday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind east 20 km/h becoming light late in the morning.
High 28. Humidex 33. UV index 1 or low.
Sunday night..Clear. Low 14.
Brantford - County of Brant.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 14.
Sunday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind northeast 20 km/h becoming light late in the morning.
High 28. Humidex 33. UV index 1 or low.
Sunday night..A few clouds. Low 14.
Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Becoming partly cloudy this evening. Low 20.
Sunday..Mainly cloudy. High 26. Humidex 33. UV index 1 or low.
Sunday night..Partly cloudy. Low 20.
St. Catharines - Grimsby - Northern Niagara Region.
Tonight..A few clouds. Low 14.
Sunday..A mix of sun and cloud. Wind becoming northeast 20 km/h late
in the morning. High 27. Humidex 31. UV index 1 or low.
Sunday night..A few clouds. Low 15.
City of Hamilton.
Tonight..Clear. Low 14.
Sunday..A mix of sun and cloud. Wind becoming northeast 20 km/h late
in the morning. High 27. Humidex 31. UV index 1 or low.
Sunday night..A few clouds. Low 15.
Burlington - Oakville.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 27. Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 14.
Halton Hills - Milton.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
Mississauga - Brampton.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
Caledon.
Tonight..A few clouds. Fog patches developing after midnight. Low 13. Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 15.
Vaughan - Richmond Hill - Markham.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
Newmarket - Georgina - Northern York Region.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Pickering - Oshawa - Southern Durham Region.
Tonight..A few clouds. Fog patches developing after midnight. Low 14. Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Uxbridge - Beaverton - Northern Durham Region.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 29. Humidex 32. UV
index 1 or low.
Sunday night..Clear. Low 15.
Goderich - Bluewater - Southern Huron County.
Tonight..Clearing early this evening. Low 14.
Sunday..Sunny. High 29. Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 17.
Wingham - Blyth - Northern Huron County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 14.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 1 or low.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 17.
Stratford - Mitchell - Southern Perth County.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. Wind east
20 km/h becoming light late in the morning. High 28. Humidex 30. UV
index 1 or low.
Sunday night..Clear. Low 16.
Listowel - Milverton - Northern Perth County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 16.
Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Fog patches developing after midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. Wind east
20 km/h becoming light late in the morning. High 27. Humidex 31. UV
index 1 or low.
Sunday night..Clear. Low 13.
Guelph - Erin - Southern Wellington County.
Tonight..Clear. Fog patches developing after midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. Wind east
20 km/h becoming light late in the morning. High 27. Humidex 31. UV
index 1 or low.
Sunday night..Clear. Low 13.
Mount Forest - Arthur - Northern Wellington County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 31. UV index 1 or low.
Sunday night..Clearing late in the evening. Low 13.
Orangeville - Grand Valley - Southern Dufferin County.
Tonight..A few clouds. Fog patches developing after midnight. Low 13. Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 28. Humidex 33. UV index 1
or low.
Sunday night..Clear. Low 13.
Shelburne - Mansfield - Northern Dufferin County.
Tonight..Partly cloudy. Clearing this evening. Fog patches developing
after midnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 28. Humidex 33. UV index 1
or low.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 13.
Innisfil - New Tecumseth - Angus.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 33. UV index 1 or low.
Sunday night..Clear. Low 13.
Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..A few clouds. Fog patches developing after midnight. Low 15. Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 32. UV index 1 or low.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 16.
Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Low 13.
Sunday..Sunny. High 27 with temperature falling to 24 in the
afternoon. Humidex 35. UV index 1 or low.
Sunday night..Clear. Low 16.
Hanover - Dundalk - Southern Grey County.
Tonight..A few clouds. Fog patches developing after midnight. Low 13. Sunday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 28. Humidex 31. UV
index 1 or low.
Sunday night..Clearing in the evening. Low 15.
Owen Sound - Blue Mountains - Northern Grey County.
Tonight..A few clouds. Fog patches developing after midnight. Low 13. Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..A few clouds. Low 15.
Barrie - Collingwood - Hillsdale.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 14.
Midland - Coldwater - Orr Lake.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 14.
Orillia - Lagoon City - Washago.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 14.
Cobourg - Colborne - Western Northumberland County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Belleville - Quinte West - Eastern Northumberland County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Picton - Sandbanks Park.
Tonight..A few clouds. Low 15.
Sunday..Sunny. High 27. Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Napanee - Consecon.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Kingston - Odessa - Frontenac Islands.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 15.
Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 32. UV index 1 or low.
Sunday night..Clearing. Low 13.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 32. UV index 1 or low.
Sunday night..Clearing. Low 13.
Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 32. UV index 1 or low.
Sunday night..Clearing late in the evening. Low 13.
Apsley - Woodview - Northern Peterborough County.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing overnight. Fog patches
developing after midnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 28. Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 13.
Stirling - Tweed - Madoc.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 15.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 32. UV index 1 or low.
Sunday night..Partly cloudy. Clearing near midnight. Low 16.
Tamworth - Sydenham - South Frontenac.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 16.
Kaladar - Bannockburn - Bon Echo Park.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 11.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 28. Humidex 31. UV index 1
or low.
Sunday night..Clearing. Low 11.
Bancroft - Hastings Highlands - Denbigh.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing near midnight. Fog
patches developing after midnight. Low 11.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 11.
Gananoque - Mallorytown.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 14.
Brockville - Prescott.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 14.
Westport - Charleston Lake.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 32. UV index 1
or low.
Sunday night..Clearing in the evening. Low 14.
Merrickville-Wolford - Kemptville.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Low 14.
Ottawa North - Kanata - Orl‚ans.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 15.
Ottawa South - Richmond - Metcalfe.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 15.
Gatineau.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 32. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 15.
Prescott and Russell.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 15.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 15.
Morrisburg - Long Sault.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 14.
Cornwall - Lancaster.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 14.
Winchester - Newington.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 14.
Maxville - Alexandria.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Fog patches developing after midnight. Low 14.
Plevna - Sharbot Lake - Western Lanark County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 28. Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
Smiths Falls - Perth - Eastern Lanark County.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
Port Carling - Port Severn.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 14.
Bracebridge - Gravenhurst.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 14.
Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 14.
Huntsville - Baysville.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing late this evening. Fog
patches developing after midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 14.
Haliburton - Minden - Southern Haliburton County.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing overnight. Fog patches
developing after midnight. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 27. Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 14.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing overnight. Fog patches
developing after midnight. Low 13.
Sunday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 14.
Barry's Bay - Killaloe.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 12.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 14.
Renfrew - Arnprior - Calabogie.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 14.
Petawawa - Pembroke - Cobden.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Wind east 20 km/h becoming
light early this evening. Low 12.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 30. UV index 1 or low.
Sunday night..Clear. Low 14.
Western Algonquin Park - Lake of Two Rivers.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 12.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 10.
Deep River - Whitney - Eastern Algonquin Park.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 11.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 10.
Bayfield Inlet - Dunchurch.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
South River - Burk's Falls.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 31. UV index 1 or low.
Sunday night..Clear. Low 15.
From Northern Realms@1:229/664 to All on Sunday, June 28, 2026 05:05:02
FPCN11 CWTO 280900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Sunday 28 June 2026 for today
and Monday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.
City of Toronto.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 17.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Windsor - Leamington - Essex County.
Today..A mix of sun and cloud. High 29. Humidex 35. UV index 9 or
very high.
Tonight..Clearing this evening. Low 18.
Monday..Sunny. Wind becoming southeast 20 km/h near noon. High 32.
Humidex 42. UV index 10 or very high.
Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. High 29. Humidex 35. UV index 9 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Low 18.
Monday..Mainly sunny. Wind becoming southeast 20 km/h near noon.
High 32. Humidex 42. UV index 10 or very high.
Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 27. Humidex 34. UV index 9 or very high.
Tonight..A few clouds. Low 17.
Monday..Mainly sunny. Wind becoming southeast 20 km/h near noon.
High 32. Humidex 40. UV index 10 or very high.
Watford - Pinery Park - Eastern Lambton County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon. Fog patches dissipating this morning. High 28. Humidex
34. UV index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Monday..Sunny. High 31. Humidex 40. UV index 10 or very high.
Rodney - Shedden - Western Elgin County.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clearing. Low 17.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clearing. Low 16.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon. Fog patches dissipating this morning. High 28. Humidex
35. UV index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Clearing near midnight. Low 16.
Monday..Sunny. Wind becoming southeast 20 km/h near noon. High 30.
Humidex 38. UV index 10 or very high.
London - Parkhill - Eastern Middlesex County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon. Fog patches dissipating this morning. High 29. Humidex
36. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Clearing this evening. Low 16.
Monday..Sunny. High 30. Humidex 38. UV index 10 or very high.
Simcoe - Delhi - Norfolk.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clearing late this evening. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Dunnville - Caledonia - Haldimand.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
Wind becoming northeast 20 km/h this afternoon. High 28. Humidex 35.
UV index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 15.
Monday..Sunny. High 30. Humidex 38. UV index 10 or very high.
Woodstock - Tillsonburg - Oxford County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
Wind east 20 km/h becoming light late this morning. High 28. Humidex
33. UV index 9 or very high.
Tonight..Clearing this evening. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Brantford - County of Brant.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 27. Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming northeast 20 km/h this afternoon. High 27. Humidex 33. UV
index 9 or very high.
Tonight..A few clouds. Wind northeast 20 km/h becoming light this
evening. Low 18.
Monday..Sunny. High 27. Humidex 35. UV index 10 or very high.
St. Catharines - Grimsby - Northern Niagara Region.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming northeast 20 km/h this afternoon. High 27. Humidex 32. UV
index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 15.
Monday..Sunny. High 28. Humidex 34. UV index 9 or very high.
City of Hamilton.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming northeast 20 km/h this afternoon. High 26. Humidex 30. UV
index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 15.
Monday..Sunny. High 27. Humidex 35. UV index 10 or very high.
Burlington - Oakville.
Today..Sunny. High 26. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 26. Humidex 30. UV index 9 or very high.
Halton Hills - Milton.
Today..Sunny. Fog patches dissipating this morning. High 27. Humidex
30. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 27. Humidex 32. UV index 9 or very high.
Mississauga - Brampton.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Caledon.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 27. Humidex 32. UV index 9 or very high.
Vaughan - Richmond Hill - Markham.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
30. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Newmarket - Georgina - Northern York Region.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
30. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Pickering - Oshawa - Southern Durham Region.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Uxbridge - Beaverton - Northern Durham Region.
Today..Mainly sunny. Fog patches dissipating this morning. High 29.
Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Goderich - Bluewater - Southern Huron County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers late this afternoon. Fog patches dissipating this
morning. High 30. Humidex 32. UV index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 15.
Monday..Sunny. High 32. Humidex 37. UV index 10 or very high.
Wingham - Blyth - Northern Huron County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 30. Humidex 32. UV index 9 or very
high.
Tonight..Clearing. Low 15.
Monday..Sunny. High 32. Humidex 37. UV index 10 or very high.
Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 29. Humidex 31. UV index 9 or very high.
Tonight..Clearing late this evening. Low 15.
Monday..Sunny. High 30. Humidex 35. UV index 10 or very high.
Listowel - Milverton - Northern Perth County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 31. UV index 9 or very
high.
Tonight..Clearing late this evening. Low 14.
Monday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Kitchener - Cambridge - Region of Waterloo.
Today..Mainly sunny. Fog patches dissipating this morning. High 28.
Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Guelph - Erin - Southern Wellington County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Mount Forest - Arthur - Northern Wellington County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Orangeville - Grand Valley - Southern Dufferin County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
33. UV index 9 or very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
33. UV index 9 or very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Innisfil - New Tecumseth - Angus.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
33. UV index 9 or very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
30. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 35. UV index 10 or very high.
Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
36. UV index 8 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 28. Humidex 35. UV index 9 or very high.
Hanover - Dundalk - Southern Grey County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Barrie - Collingwood - Hillsdale.
Today..Mainly sunny. Fog patches dissipating this morning. High 29.
Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 25. Humidex 29. UV index 9 or very high.
Midland - Coldwater - Orr Lake.
Today..Mainly sunny. Fog patches dissipating this morning. High 29.
Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 25. Humidex 29. UV index 9 or very high.
Orillia - Lagoon City - Washago.
Today..Mainly sunny. Fog patches dissipating this morning. High 29.
Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 25. Humidex 29. UV index 9 or very high.
Cobourg - Colborne - Western Northumberland County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Picton - Sandbanks Park.
Today..Sunny. High 27. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Napanee - Consecon.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
32. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Kingston - Odessa - Frontenac Islands.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
32. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Lindsay - Southern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 33. UV index 9 or very
high.
Tonight..Clear. Low 14.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 33. UV index 9 or very
high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 32. UV index 9 or very
high.
Tonight..Clear. Low 13.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 32. UV index 8 or very
high.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 29.
Humidex 32. UV index 9 or very high.
Stirling - Tweed - Madoc.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 9 or very high.
Tonight..A few clouds. Low 15.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 30.
Humidex 33. UV index 9 or very high.
Tamworth - Sydenham - South Frontenac.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. Increasing cloudiness near noon. High 29. Humidex 33.
UV index 9 or very high.
Bancroft - Hastings Highlands - Denbigh.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Low 10.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 9 or very high.
Gananoque - Mallorytown.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Brockville - Prescott.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Westport - Charleston Lake.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 30. Humidex 33. UV index 9 or very high.
Merrickville-Wolford - Kemptville.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 8 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Ottawa North - Kanata - Orl‚ans.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Ottawa South - Richmond - Metcalfe.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Gatineau.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Prescott and Russell.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 9 or very high.
Morrisburg - Long Sault.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Cornwall - Lancaster.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Winchester - Newington.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Maxville - Alexandria.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Plevna - Sharbot Lake - Western Lanark County.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
32. UV index 8 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 29.
Humidex 33. UV index 9 or very high.
Smiths Falls - Perth - Eastern Lanark County.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 34. UV index 9 or very high.
Port Carling - Port Severn.
Today..Mainly sunny. Fog patches dissipating this morning. High 29.
Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Bracebridge - Gravenhurst.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 31. UV index 8 or very
high.
Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Town of Parry Sound - Rosseau - Killbear Park.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Huntsville - Baysville.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Haliburton - Minden - Southern Haliburton County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 28. Humidex 30. UV index 8 or very
high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly sunny. Fog patches dissipating this morning. High 28.
Humidex 30. UV index 8 or very high.
Tonight..Clear. Low 11.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Barry's Bay - Killaloe.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Low 12.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Renfrew - Arnprior - Calabogie.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Petawawa - Pembroke - Cobden.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Western Algonquin Park - Lake of Two Rivers.
Today..Sunny. Fog patches dissipating this morning. High 27. Humidex
29. UV index 8 or very high.
Tonight..Clear. Low 10.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Deep River - Whitney - Eastern Algonquin Park.
Today..Sunny. Fog patches dissipating this morning. High 27. Humidex
29. UV index 8 or very high.
Tonight..Clear. Low 10.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Bayfield Inlet - Dunchurch.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 31. UV index 8 or very
high.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 26. Humidex 29. UV index 9 or very high.
South River - Burk's Falls.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 28. Humidex 30. UV index 8 or very
high.
Tonight..Partly cloudy. Becoming clear this evening. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 27. Humidex 30. UV index 9 or very high.
From Northern Realms@1:229/664 to All on Sunday, June 28, 2026 11:05:02
FPCN11 CWTO 281500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Sunday 28 June 2026 for today
and Monday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.
City of Toronto.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 17.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Windsor - Leamington - Essex County.
Today..A mix of sun and cloud. High 29. Humidex 35. UV index 9 or
very high.
Tonight..Clearing this evening. Low 18.
Monday..Sunny. Wind becoming southeast 20 km/h near noon. High 32.
Humidex 42. UV index 10 or very high.
Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. High 29. Humidex 35. UV index 9 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Low 18.
Monday..Mainly sunny. Wind becoming southeast 20 km/h near noon.
High 32. Humidex 42. UV index 10 or very high.
Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. High 27. Humidex 34. UV index 9 or
very high.
Tonight..A few clouds. Low 17.
Monday..Mainly sunny. Wind becoming southeast 20 km/h near noon.
High 32. Humidex 40. UV index 10 or very high.
Watford - Pinery Park - Eastern Lambton County.
Today..Mainly sunny. High 28. Humidex 34. UV index 9 or very high. Tonight..Clear. Low 17.
Monday..Sunny. High 31. Humidex 40. UV index 10 or very high.
Rodney - Shedden - Western Elgin County.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clearing. Low 17.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clearing. Low 16.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. High 28. Humidex 35. UV index 9 or
very high.
Tonight..Partly cloudy. Clearing late this evening. Low 16.
Monday..Sunny. Wind becoming southeast 20 km/h near noon. High 30.
Humidex 38. UV index 10 or very high.
London - Parkhill - Eastern Middlesex County.
Today..A mix of sun and cloud. High 29. Humidex 36. UV index 9 or
very high.
Tonight..Clearing late this evening. Low 16.
Monday..Sunny. High 30. Humidex 38. UV index 10 or very high.
Simcoe - Delhi - Norfolk.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clearing late this evening. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Dunnville - Caledonia - Haldimand.
Today..Mainly sunny. Wind becoming northeast 20 km/h this afternoon.
High 28. Humidex 35. UV index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 15.
Monday..Sunny. High 30. Humidex 38. UV index 10 or very high.
Woodstock - Tillsonburg - Oxford County.
Today..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Tonight..Clearing this evening. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Brantford - County of Brant.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 9 or
very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly sunny. Wind becoming northeast 20 km/h this afternoon.
High 27. Humidex 33. UV index 9 or very high.
Tonight..A few clouds. Wind northeast 20 km/h becoming light this
evening. Low 18.
Monday..Sunny. High 27. Humidex 35. UV index 10 or very high.
St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. Wind becoming northeast 20 km/h this afternoon.
High 27. Humidex 32. UV index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 15.
Monday..Sunny. High 28. Humidex 34. UV index 9 or very high.
City of Hamilton.
Today..Mainly sunny. Wind becoming northeast 20 km/h this afternoon.
High 26. Humidex 30. UV index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 15.
Monday..Sunny. High 27. Humidex 35. UV index 10 or very high.
Burlington - Oakville.
Today..Sunny. High 26. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 26. Humidex 30. UV index 9 or very high.
Halton Hills - Milton.
Today..Sunny. High 27. Humidex 30. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 27. Humidex 32. UV index 9 or very high.
Mississauga - Brampton.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Caledon.
Today..Mainly sunny. High 28. Humidex 31. UV index 9 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 27. Humidex 32. UV index 9 or very high.
Vaughan - Richmond Hill - Markham.
Today..Sunny. High 28. Humidex 30. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Newmarket - Georgina - Northern York Region.
Today..Mainly sunny. High 29. Humidex 30. UV index 9 or very high. Tonight..Clear. Low 15.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Pickering - Oshawa - Southern Durham Region.
Today..Mainly sunny. High 28. Humidex 31. UV index 9 or very high. Tonight..Clear. Low 16.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Uxbridge - Beaverton - Northern Durham Region.
Today..Mainly sunny. High 29. Humidex 32. UV index 9 or very high. Tonight..Clear. Low 15.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud. High 30. Humidex 32. UV index 9 or
very high.
Tonight..A few clouds. Low 15.
Monday..Sunny. High 32. Humidex 37. UV index 10 or very high.
Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. High 30. Humidex 32. UV index 9 or
very high.
Tonight..Clearing. Low 15.
Monday..Sunny. High 32. Humidex 37. UV index 10 or very high.
Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. High 29. Humidex 31. UV index 9 or
very high.
Tonight..Clearing late this evening. Low 15.
Monday..Sunny. High 30. Humidex 35. UV index 10 or very high.
Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud. High 29. Humidex 31. UV index 9 or
very high.
Tonight..Clearing late this evening. Low 14.
Monday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Kitchener - Cambridge - Region of Waterloo.
Today..Mainly sunny. High 28. Humidex 31. UV index 9 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Guelph - Erin - Southern Wellington County.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Mount Forest - Arthur - Northern Wellington County.
Today..Mainly sunny. High 28. Humidex 31. UV index 9 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Orangeville - Grand Valley - Southern Dufferin County.
Today..Sunny. High 28. Humidex 33. UV index 9 or very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny. High 28. Humidex 33. UV index 9 or very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Innisfil - New Tecumseth - Angus.
Today..Mainly sunny. High 28. Humidex 33. UV index 9 or very high. Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Saugeen Shores - Kincardine - Southern Bruce County.
Today..Mainly sunny. High 28. Humidex 30. UV index 9 or very high. Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 35. UV index 10 or very high.
Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. High 28. Humidex 36. UV index 8 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 28. Humidex 35. UV index 9 or very high.
Hanover - Dundalk - Southern Grey County.
Today..Mainly sunny. High 28. Humidex 31. UV index 9 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Barrie - Collingwood - Hillsdale.
Today..Mainly sunny. High 29. Humidex 32. UV index 9 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 25. Humidex 29. UV index 9 or very high.
Midland - Coldwater - Orr Lake.
Today..Mainly sunny. High 29. Humidex 32. UV index 9 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 25. Humidex 29. UV index 9 or very high.
Orillia - Lagoon City - Washago.
Today..Mainly sunny. High 29. Humidex 32. UV index 8 or very high. Tonight..Clear. Low 14.
Monday..Sunny. High 25. Humidex 29. UV index 9 or very high.
Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 28. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Picton - Sandbanks Park.
Today..Sunny. High 27. Humidex 31. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Napanee - Consecon.
Today..Sunny. High 29. Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 29. Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 9 or
very high.
Tonight..Clear. Low 14.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 9 or
very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 9 or
very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 29.
Humidex 32. UV index 9 or very high.
Stirling - Tweed - Madoc.
Today..Mainly sunny. High 29. Humidex 31. UV index 9 or very high.
Tonight..A few clouds. Low 15.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 30.
Humidex 33. UV index 9 or very high.
Tamworth - Sydenham - South Frontenac.
Today..Sunny. High 30. Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Kaladar - Bannockburn - Bon Echo Park.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Low 14.
Monday..Sunny. Increasing cloudiness near noon. High 29. Humidex 33.
UV index 9 or very high.
Bancroft - Hastings Highlands - Denbigh.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Low 10.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 9 or very high.
Gananoque - Mallorytown.
Today..Sunny. High 30. Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Brockville - Prescott.
Today..Sunny. High 30. Humidex 32. UV index 9 or very high.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Westport - Charleston Lake.
Today..Mainly sunny. High 30. Humidex 32. UV index 9 or very high. Tonight..Clear. Low 15.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 30. Humidex 33. UV index 9 or very high.
Merrickville-Wolford - Kemptville.
Today..Mainly sunny. High 30. Humidex 32. UV index 8 or very high. Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Ottawa North - Kanata - Orl‚ans.
Today..Mainly sunny. High 30. Humidex 32. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Ottawa South - Richmond - Metcalfe.
Today..Mainly sunny. High 30. Humidex 32. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Gatineau.
Today..Sunny. High 30. Humidex 32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Prescott and Russell.
Today..Mainly sunny. High 29. Humidex 32. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 9 or very high.
Morrisburg - Long Sault.
Today..Sunny. High 29. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Cornwall - Lancaster.
Today..Sunny. High 29. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Winchester - Newington.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Maxville - Alexandria.
Today..Sunny. High 29. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Plevna - Sharbot Lake - Western Lanark County.
Today..Mainly sunny. High 29. Humidex 32. UV index 8 or very high. Tonight..Clear. Low 14.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 29.
Humidex 33. UV index 9 or very high.
Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly sunny. High 29. Humidex 32. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 34. UV index 9 or very high.
Port Carling - Port Severn.
Today..Mainly sunny. High 29. Humidex 31. UV index 9 or very high. Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. High 29. Humidex 31. UV index 8 or
very high.
Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Town of Parry Sound - Rosseau - Killbear Park.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Huntsville - Baysville.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. High 28. Humidex 30. UV index 8 or
very high.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly sunny. High 28. Humidex 30. UV index 8 or very high. Tonight..Clear. Low 11.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Barry's Bay - Killaloe.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Low 12.
Monday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Renfrew - Arnprior - Calabogie.
Today..Sunny. High 29. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Petawawa - Pembroke - Cobden.
Today..Mainly sunny. High 29. Humidex 31. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Western Algonquin Park - Lake of Two Rivers.
Today..Mainly sunny. High 27. Humidex 29. UV index 8 or very high. Tonight..Clear. Low 10.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Deep River - Whitney - Eastern Algonquin Park.
Today..Mainly sunny. High 27. Humidex 29. UV index 8 or very high. Tonight..Clear. Low 10.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 28. Humidex 31. UV index 9 or very high.
Bayfield Inlet - Dunchurch.
Today..A mix of sun and cloud. High 29. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 26. Humidex 29. UV index 9 or very high.
South River - Burk's Falls.
Today..A mix of sun and cloud. High 28. Humidex 30. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Low 13.
Monday..Sunny in the morning and early in the afternoon then a mix of
sun and cloud with 30 percent chance of showers late in the
afternoon. High 27. Humidex 30. UV index 9 or very high.
From Northern Realms@1:229/664 to All on Sunday, June 28, 2026 15:35:00
FPCN11 CWTO 281930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Sunday 28 June 2026 for
tonight Monday and Monday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Monday.
City of Toronto.
Tonight..Clear. Low 17.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 20.
Windsor - Leamington - Essex County.
Tonight..Partly cloudy. Becoming clear this evening. Low 18.
Monday..Mainly cloudy. Clearing in the afternoon. Wind becoming
southeast 20 km/h late in the afternoon. High 32. Humidex 42. UV
index 10 or very high.
Monday night..A few clouds. Wind southeast 20 km/h becoming southwest
20 after midnight. Low 22.
Chatham-Kent - Rondeau Park.
Tonight..Clear. Low 18.
Monday..A mix of sun and cloud. High 31. Humidex 41. UV index 10 or
very high.
Monday night..Clear. Becoming partly cloudy near midnight. Wind
becoming southwest 20 km/h before morning. Low 22.
Sarnia - Petrolia - Western Lambton County.
Tonight..Partly cloudy. Clearing this evening. Low 17.
Monday..Mainly sunny. High 31. Humidex 40. UV index 10 or very high.
Monday night..Clear. Becoming partly cloudy late in the evening. Wind
southeast 20 km/h becoming light near midnight. Low 22.
Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear. Low 17.
Monday..Sunny. High 31. Humidex 40. UV index 10 or very high.
Monday night..Clear. Becoming partly cloudy before morning. Wind
becoming southwest 20 km/h before morning. Low 24.
Rodney - Shedden - Western Elgin County.
Tonight..Clearing early this evening. Low 17.
Monday..Mainly sunny. High 29. Humidex 37. UV index 10 or very high.
Monday night..Clear. Increasing cloudiness near midnight. Wind
becoming southwest 20 km/h before morning. Low 23.
St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Partly cloudy. Clearing this evening. Low 16.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
Monday night..Clear. Increasing cloudiness near midnight. Low 23.
Strathroy - Komoka - Western Middlesex County.
Tonight..Partly cloudy. Clearing this evening. Low 16.
Monday..Mainly sunny. High 31. Humidex 41. UV index 10 or very high.
Monday night..Clear. Becoming partly cloudy near midnight. Wind
becoming south 20 km/h before morning. Low 23.
London - Parkhill - Eastern Middlesex County.
Tonight..Mainly cloudy. Clearing this evening. Low 16.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 31. Humidex 41. UV index 10 or very high.
Monday night..Clear. Increasing cloudiness near midnight. Low 23.
Simcoe - Delhi - Norfolk.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
Monday night..Clear. Increasing cloudiness after midnight. Low 21.
Dunnville - Caledonia - Haldimand.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 37. UV index 10 or very high.
Monday night..Clear. Becoming partly cloudy before morning. Wind
becoming south 20 km/h before morning. Low 22.
Woodstock - Tillsonburg - Oxford County.
Tonight..Partly cloudy. Clearing this evening. Low 14.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 30. Humidex 38. UV index 10 or very high.
Monday night..Clear. Increasing cloudiness after midnight. Wind
becoming southwest 20 km/h before morning. Low 21.
Brantford - County of Brant.
Tonight..Clear. Low 14.
Monday..Sunny. High 30. Humidex 38. UV index 10 or very high.
Monday night..Clear in the evening and after midnight then partly
cloudy with 30 percent chance of showers overnight. Risk of a
thunderstorm overnight. Low 21.
Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Low 18.
Monday..Sunny. High 29. Humidex 38. UV index 10 or very high.
Monday night..Clear. Temperature steady near 23.
St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clear. Wind northeast 20 km/h becoming light early this
evening. Low 15.
Monday..Sunny. High 28. Humidex 34. UV index 9 or very high.
Monday night..Clear. Low 21.
City of Hamilton.
Tonight..Clear. Wind northeast 20 km/h becoming light early this
evening. Low 15.
Monday..Sunny. High 28. Humidex 33. UV index 10 or very high.
Monday night..Clear in the evening and after midnight then partly
cloudy with 30 percent chance of showers overnight. Risk of a
thunderstorm overnight. Wind becoming southwest 20 km/h before
morning. Low 20.
Burlington - Oakville.
Tonight..Clear. Wind east 20 km/h becoming light early this evening.
Low 15.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Monday night..Clear in the evening and after midnight then partly
cloudy with 30 percent chance of showers overnight. Risk of a
thunderstorm overnight. Low 17.
Halton Hills - Milton.
Tonight..Clear. Low 14.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 18.
Mississauga - Brampton.
Tonight..Clear. Low 16.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 18.
Caledon.
Tonight..Clear. Low 14.
Monday..Sunny. High 28. Humidex 33. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm overnight. Wind
becoming southwest 20 km/h before morning. Low 18.
Vaughan - Richmond Hill - Markham.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 19.
Newmarket - Georgina - Northern York Region.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 19.
Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Low 16.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 19.
Uxbridge - Beaverton - Northern Durham Region.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Wind becoming south 20 km/h before
morning. Low 19.
Goderich - Bluewater - Southern Huron County.
Tonight..A few clouds. Low 15.
Monday..Sunny. High 31. Humidex 36. UV index 10 or very high.
Monday night..Increasing cloudiness. Wind becoming southeast 20 km/h
near midnight. Low 23.
Wingham - Blyth - Northern Huron County.
Tonight..Partly cloudy. Clearing late this evening. Low 15.
Monday..Sunny. High 31. Humidex 36. UV index 10 or very high.
Monday night..A few clouds. Increasing cloudiness near midnight then
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming southwest 20 km/h gusting to 40 before
morning. Low 23.
Stratford - Mitchell - Southern Perth County.
Tonight..Partly cloudy. Clearing this evening. Low 15.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 30. Humidex 36. UV index 10 or very high.
Monday night..Clear. Increasing cloudiness near midnight. Wind
becoming southwest 20 km/h before morning. Low 23.
Listowel - Milverton - Northern Perth County.
Tonight..Partly cloudy. Clearing late this evening. Low 14.
Monday..Sunny. High 30. Humidex 36. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers overnight
with risk of a thunderstorm. Wind becoming southwest 20 km/h before
morning. Low 23.
Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 9 or very high.
Monday night..A few clouds. Increasing cloudiness after midnight then
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming southwest 20 km/h before morning. Low 19.
Guelph - Erin - Southern Wellington County.
Tonight..Clear. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 19.
Mount Forest - Arthur - Northern Wellington County.
Tonight..Partly cloudy. Clearing this evening. Low 14.
Monday..Sunny. High 29. Humidex 36. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers overnight
with risk of a thunderstorm. Wind becoming southwest 20 km/h before
morning. Low 19.
Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 35. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm overnight.
Low 19.
Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 35. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm overnight. Wind
becoming southwest 20 km/h before morning. Low 19.
Innisfil - New Tecumseth - Angus.
Tonight..Clear. Low 13.
Monday..Sunny. High 28. Humidex 35. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 19.
Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..A few clouds. Low 16.
Monday..Sunny. High 29. Humidex 36. UV index 10 or very high.
Monday night..A few clouds. Increasing cloudiness near midnight then
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming south 20 km/h gusting to 40 before morning.
Low 24.
Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Low 15.
Monday..Mainly sunny. High 29. Humidex 35. UV index 9 or very high.
Monday night..Mainly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Wind becoming southwest 20 km/h gusting
to 40 after midnight. Low 18.
Hanover - Dundalk - Southern Grey County.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Monday..Sunny. Wind south 20 km/h becoming light late in the morning.
High 29. Humidex 34. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Wind becoming southwest 20 km/h gusting
to 40 before morning. Low 21.
Owen Sound - Blue Mountains - Northern Grey County.
Tonight..A few clouds. Low 16.
Monday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 21.
Barrie - Collingwood - Hillsdale.
Tonight..Clear. Low 14.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
Midland - Coldwater - Orr Lake.
Tonight..Clear. Low 14.
Monday..Sunny. Wind east 20 km/h becoming light late in the morning.
High 28. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
Orillia - Lagoon City - Washago.
Tonight..Clear. Low 14.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Low 15.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm before morning.
Low 18.
Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Low 16.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm before morning.
Low 18.
Picton - Sandbanks Park.
Tonight..Clear. Low 16.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm before morning.
Low 18.
Napanee - Consecon.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm before morning.
Low 18.
Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Low 16.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 18.
Lindsay - Southern Kawartha Lakes.
Tonight..Clearing. Low 14.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 17.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy. Clearing this evening. Low 13.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 17.
Peterborough City - Lakefield - Southern Peterborough County. Tonight..Clearing. Low 13.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Clear early in the evening then partly cloudy with
30 percent chance of showers late in the evening and overnight. Risk
of a thunderstorm overnight. Low 17.
Apsley - Woodview - Northern Peterborough County.
Tonight..Partly cloudy. Clearing this evening. Low 12.
Monday..Mainly sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers late in the
evening and overnight. Risk of a thunderstorm overnight. Low 17.
Stirling - Tweed - Madoc.
Tonight..Partly cloudy. Becoming clear this evening. Low 15.
Monday..Mainly sunny. High 30. Humidex 33. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm before morning.
Low 19.
Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Low 15.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 19.
Kaladar - Bannockburn - Bon Echo Park.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 30.
Humidex 34. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 19.
Bancroft - Hastings Highlands - Denbigh.
Tonight..Clearing. Low 10.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 30.
Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers overnight.
Risk of a thunderstorm overnight. Low 14.
Gananoque - Mallorytown.
Tonight..Clear. Low 15.
Monday..Sunny. High 31. Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 17.
Brockville - Prescott.
Tonight..Clear. Low 15.
Monday..Sunny. High 31. Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 17.
Westport - Charleston Lake.
Tonight..Clear. Low 15.
Monday..Sunny. High 31. Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 17.
Merrickville-Wolford - Kemptville.
Tonight..Clear. Low 15.
Monday..Sunny. High 31. Humidex 33. UV index 9 or very high.
Monday night..Clear. Becoming partly cloudy before morning. Low 17.
Ottawa North - Kanata - Orl‚ans.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 34. UV index 9 or very high.
Monday night..Clear. Becoming partly cloudy before morning. Low 18.
Ottawa South - Richmond - Metcalfe.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 34. UV index 9 or very high.
Monday night..Clear. Becoming partly cloudy before morning. Low 18.
Gatineau.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 16.
Prescott and Russell.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 18.
Morrisburg - Long Sault.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 15.
Cornwall - Lancaster.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 15.
Winchester - Newington.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 15.
Maxville - Alexandria.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear. Low 15.
Plevna - Sharbot Lake - Western Lanark County.
Tonight..A few clouds. Low 14.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 30.
Humidex 34. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers overnight.
Risk of a thunderstorm overnight. Low 19.
Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 34. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 19.
Port Carling - Port Severn.
Tonight..Clear. Low 13.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
Bracebridge - Gravenhurst.
Tonight..Clear. Low 13.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Clear. Low 13.
Monday..Sunny. Becoming a mix of sun and cloud late in the afternoon.
High 28. Humidex 30. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Wind becoming southeast 20 km/h near
midnight. Low 17.
Huntsville - Baysville.
Tonight..Clearing. Low 13.
Monday..Sunny. High 28. Humidex 30. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 17.
Haliburton - Minden - Southern Haliburton County.
Tonight..Partly cloudy. Clearing this evening. Low 13.
Monday..Sunny. High 28. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers late in the
evening and overnight. Risk of a thunderstorm overnight. Low 17.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Partly cloudy. Clearing this evening. Low 11.
Monday..Mainly sunny. High 28. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 17.
Barry's Bay - Killaloe.
Tonight..Clear. Low 12.
Monday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers overnight.
Risk of a thunderstorm overnight. Low 19.
Renfrew - Arnprior - Calabogie.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers overnight.
Risk of a thunderstorm overnight. Low 19.
Petawawa - Pembroke - Cobden.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Monday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.
Monday night..Clear in the evening then partly cloudy with 30 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 19.
Western Algonquin Park - Lake of Two Rivers.
Tonight..Clear. Low 10.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 15.
Deep River - Whitney - Eastern Algonquin Park.
Tonight..Clear. Low 10.
Monday..Sunny. High 29. Humidex 32. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 15.
Bayfield Inlet - Dunchurch.
Tonight..Partly cloudy. Clearing this evening. Low 14.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
South River - Burk's Falls.
Tonight..Partly cloudy. Clearing this evening. Low 13.
Monday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Monday night..Partly cloudy with 30 percent chance of showers. Risk
of a thunderstorm overnight. Low 18.
From Northern Realms@1:229/664 to All on Saturday, July 04, 2026 05:05:06
FPCN11 CWTO 040900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Saturday 4 July 2026 for today
and Sunday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.
City of Toronto.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Windsor - Leamington - Essex County.
Today..Showers ending this morning then a mix of sun and cloud.
30 percent chance of showers this afternoon. Risk of a thunderstorm.
Local amount 15 to 25 mm. High 31. Humidex 34. UV index 9 or very
high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
Chatham-Kent - Rondeau Park.
Today..Showers ending this morning then a mix of sun and cloud.
30 percent chance of showers this afternoon. Risk of a thunderstorm.
Local amount 15 to 25 mm. High 31. Humidex 34. UV index 9 or very
high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
Sarnia - Petrolia - Western Lambton County.
Today..Showers ending this morning then a mix of sun and cloud.
30 percent chance of showers this afternoon. Risk of a thunderstorm.
Local amount 15 to 25 mm. High 31. Humidex 34. UV index 9 or very
high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
Watford - Pinery Park - Eastern Lambton County.
Today..Showers ending this morning then a mix of sun and cloud.
30 percent chance of showers this afternoon. Risk of a thunderstorm.
Local amount 15 to 25 mm. High 31. Humidex 34. UV index 9 or very
high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
Rodney - Shedden - Western Elgin County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 31. Humidex 34. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 31. Humidex 34. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
London - Parkhill - Eastern Middlesex County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 31. Humidex 34. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
Simcoe - Delhi - Norfolk.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Dunnville - Caledonia - Haldimand.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Woodstock - Tillsonburg - Oxford County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Brantford - County of Brant.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Niagara Falls - Welland - Southern Niagara Region.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
St. Catharines - Grimsby - Northern Niagara Region.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
City of Hamilton.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Burlington - Oakville.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Halton Hills - Milton.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Mississauga - Brampton.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Caledon.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Vaughan - Richmond Hill - Markham.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Pickering - Oshawa - Southern Durham Region.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm early this morning. High 31. Humidex 34. UV
index 9 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h late in
the afternoon. High 26. Humidex 33. UV index 8 or very high.
Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm early this morning. High 31. Humidex 34. UV
index 9 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h late in
the afternoon. High 26. Humidex 33. UV index 8 or very high.
Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm early this morning. High 31. Humidex 34. UV
index 9 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h late in
the afternoon. High 26. Humidex 33. UV index 8 or very high.
Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm early this morning. High 31. Humidex 34. UV
index 9 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h late in
the afternoon. High 26. Humidex 33. UV index 8 or very high.
Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 19.
Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 9 or very high.
Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Mount Forest - Arthur - Northern Wellington County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. High 30. Humidex 33. UV index 9 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 28. Humidex 32. UV index 9 or
very high.
Saugeen Shores - Kincardine - Southern Bruce County.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm early this morning. High 24. Humidex 30. UV
index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Sunny. Wind becoming northeast 20 km/h in the afternoon.
High 25. Humidex 29. UV index 9 or very high.
Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm early this morning. High 24. Humidex 30. UV
index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Sunny. Wind becoming northeast 20 km/h in the afternoon.
Temperature falling to 25 in the afternoon. Humidex 27. UV index 9
or very high.
Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm early this morning. High 24. Humidex 30. UV
index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Sunny. Wind becoming northeast 20 km/h in the afternoon.
High 25. Humidex 29. UV index 9 or very high.
Owen Sound - Blue Mountains - Northern Grey County.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm early this morning. High 24. Humidex 30. UV
index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Sunny. Wind becoming northeast 20 km/h in the afternoon.
High 25. Humidex 27. UV index 9 or very high.
Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon. High 27. Humidex 35. UV index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 17.
Sunday..Mainly sunny. High 28. Humidex 32. UV index 9 or very high.
Midland - Coldwater - Orr Lake.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon. High 27. Humidex 35. UV index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 17.
Sunday..Mainly sunny. High 28. Humidex 32. UV index 9 or very high.
Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon. High 27. Humidex 35. UV index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 17.
Sunday..Mainly sunny. High 28. Humidex 32. UV index 9 or very high.
Cobourg - Colborne - Western Northumberland County.
Today..A few showers ending this morning then a mix of sun and cloud
with 40 percent chance of showers. Risk of a thunderstorm. High 29.
Humidex 35. UV index 9 or very high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Belleville - Quinte West - Eastern Northumberland County.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Picton - Sandbanks Park.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Napanee - Consecon.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Kingston - Odessa - Frontenac Islands.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 35. UV index 9 or very
high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Stirling - Tweed - Madoc.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. High 26. Humidex 30. UV
index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Tamworth - Sydenham - South Frontenac.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. High 26. Humidex 30. UV
index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Kaladar - Bannockburn - Bon Echo Park.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. High 26. Humidex 30. UV
index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Bancroft - Hastings Highlands - Denbigh.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Gananoque - Mallorytown.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Brockville - Prescott.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Westport - Charleston Lake.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Merrickville-Wolford - Kemptville.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Ottawa North - Kanata - Orl‚ans.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Ottawa South - Richmond - Metcalfe.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Gatineau.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Prescott and Russell.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Morrisburg - Long Sault.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Cornwall - Lancaster.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Winchester - Newington.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Maxville - Alexandria.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Plevna - Sharbot Lake - Western Lanark County.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Port Carling - Port Severn.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Clearing in the morning. High 28. Humidex 29. UV index 8 or
very high.
Bracebridge - Gravenhurst.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Clearing in the morning. High 28. Humidex 29. UV index 8 or
very high.
Town of Parry Sound - Rosseau - Killbear Park.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Clearing in the morning. High 28. Humidex 29. UV index 8 or
very high.
Huntsville - Baysville.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Clearing in the morning. High 28. Humidex 29. UV index 8 or
very high.
Haliburton - Minden - Southern Haliburton County.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Barry's Bay - Killaloe.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Renfrew - Arnprior - Calabogie.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Petawawa - Pembroke - Cobden.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Western Algonquin Park - Lake of Two Rivers.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Deep River - Whitney - Eastern Algonquin Park.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 26. Humidex 27. UV index 8 or very high.
Bayfield Inlet - Dunchurch.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Clearing in the morning. High 28. UV index 8 or very high.
South River - Burk's Falls.
Today..Mainly cloudy. Clearing this afternoon. High 26. Humidex 30.
UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Clearing in the morning. High 28. UV index 8 or very high.
From Northern Realms@1:229/664 to All on Saturday, July 04, 2026 11:05:00
FPCN11 CWTO 041500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Saturday 4 July 2026 for
today and Sunday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.
City of Toronto.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 29. Humidex 34. UV index 6 or
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud near noon. High 28.
Humidex 33. UV index 8 or very high.
Windsor - Leamington - Essex County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. High 31. Humidex 35. UV
index 9 or very high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 7 or high.
Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. High 31. Humidex 35. UV
index 9 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 6 or high.
Sarnia - Petrolia - Western Lambton County.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 30. Humidex 34. UV index 8 or very
high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 9 or very high.
Watford - Pinery Park - Eastern Lambton County.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 29. Humidex 33. UV index 8 or very
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 8 or very high.
Rodney - Shedden - Western Elgin County.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 30. Humidex 34. UV index 8 or very
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 7 or high.
St. Thomas - Aylmer - Eastern Elgin County.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Cloudy. Wind becoming east 20 km/h in the afternoon. High 25.
Humidex 32. UV index 6 or high.
Strathroy - Komoka - Western Middlesex County.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 29. Humidex 33. UV index 7 or
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Cloudy. 40 percent chance of showers in the afternoon with
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 27. Humidex 35. UV index 8 or very high.
London - Parkhill - Eastern Middlesex County.
Today..Cloudy. 40 percent chance of showers this afternoon with risk
of a thunderstorm. High 28. Humidex 32. UV index 6 or high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming east 20 km/h in the
morning. High 27. Humidex 35. UV index 8 or very high.
Simcoe - Delhi - Norfolk.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Cloudy. Wind becoming east 20 km/h in the afternoon. High 25.
Humidex 32. UV index 6 or high.
Dunnville - Caledonia - Haldimand.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Cloudy. Wind becoming east 20 km/h in the afternoon. High 25.
Humidex 32. UV index 6 or high.
Woodstock - Tillsonburg - Oxford County.
Today..Cloudy. 40 percent chance of showers this afternoon with risk
of a thunderstorm. High 28. Humidex 36. UV index 6 or high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Mainly cloudy. Wind becoming east 20 km/h in the afternoon.
High 25. Humidex 32. UV index 7 or high.
Brantford - County of Brant.
Today..Cloudy. 40 percent chance of showers this afternoon with risk
of a thunderstorm. High 28. Humidex 36. UV index 7 or high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Cloudy. Wind becoming east 20 km/h in the afternoon. High 25.
Humidex 32. UV index 6 or high.
Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Cloudy. Wind becoming east 20 km/h in the afternoon. High 25.
Humidex 32. UV index 6 or high.
St. Catharines - Grimsby - Northern Niagara Region.
Today..Cloudy. 40 percent chance of showers this afternoon with risk
of a thunderstorm. High 29. Humidex 37. UV index 8 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Mainly cloudy. Wind becoming east 20 km/h in the afternoon.
High 25. Humidex 32. UV index 7 or high.
City of Hamilton.
Today..Cloudy. 40 percent chance of showers this afternoon with risk
of a thunderstorm. High 29. Humidex 37. UV index 7 or high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
after midnight. Low 18.
Sunday..Mainly cloudy. Wind becoming east 20 km/h in the afternoon.
High 25. Humidex 32. UV index 7 or high.
Burlington - Oakville.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 28. Humidex 33. UV index 6 or
high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud in the afternoon.
High 28. Humidex 32. UV index 8 or very high.
Halton Hills - Milton.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 28. Humidex 33. UV index 6 or
high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud near noon. High 28.
Humidex 32. UV index 9 or very high.
Mississauga - Brampton.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 29. Humidex 34. UV index 6 or
high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud near noon. High 28.
Humidex 33. UV index 9 or very high.
Caledon.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 27. Humidex 32. UV index 6 or
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing early in the afternoon. High 28.
Humidex 32. UV index 9 or very high.
Vaughan - Richmond Hill - Markham.
Today..Cloudy with 60 percent chance of showers. Risk of a
thunderstorm this afternoon. High 28. Humidex 34. UV index 6 or
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Cloudy. Clearing early in the afternoon. High 28. Humidex 33.
UV index 9 or very high.
Newmarket - Georgina - Northern York Region.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm this afternoon. High 28.
Humidex 33. UV index 5 or moderate.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing early in the afternoon. High 28.
Humidex 33. UV index 9 or very high.
Pickering - Oshawa - Southern Durham Region.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm this afternoon. High 28.
Humidex 33. UV index 5 or moderate.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing late in the afternoon. High 28.
Humidex 33. UV index 9 or very high.
Uxbridge - Beaverton - Northern Durham Region.
Today..Showers ending this afternoon then mainly cloudy with
40 percent chance of showers. Risk of a thunderstorm this afternoon.
High 28. Humidex 33. UV index 5 or moderate.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing late in the morning. High 28. Humidex
33. UV index 9 or very high.
Goderich - Bluewater - Southern Huron County.
Today..Cloudy. 30 percent chance of showers this afternoon. High 28.
Humidex 32. UV index 6 or high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..Mainly cloudy. Wind becoming east 20 km/h late in the
afternoon. High 26. Humidex 33. UV index 9 or very high.
Wingham - Blyth - Northern Huron County.
Today..Cloudy with 30 percent chance of showers. High 28. Humidex 32.
UV index 6 or high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..Mainly cloudy. Wind becoming east 20 km/h late in the
afternoon. High 26. Humidex 33. UV index 9 or very high.
Stratford - Mitchell - Southern Perth County.
Today..Cloudy. 30 percent chance of showers this afternoon. High 28.
Humidex 32. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of showers early this evening.
Low 20.
Sunday..Cloudy. Becoming a mix of sun and cloud near noon. Wind
becoming east 20 km/h late in the afternoon. High 26. Humidex 33. UV
index 8 or very high.
Listowel - Milverton - Northern Perth County.
Today..Cloudy. 30 percent chance of showers this afternoon. High 28.
Humidex 32. UV index 6 or high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 20.
Sunday..Cloudy. Becoming a mix of sun and cloud in the morning. Wind
becoming east 20 km/h late in the afternoon. High 26. Humidex 33. UV
index 9 or very high.
Kitchener - Cambridge - Region of Waterloo.
Today..Cloudy. 40 percent chance of showers this afternoon with risk
of a thunderstorm. High 27. Humidex 35. UV index 6 or high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Wind becoming east 20 km/h after midnight.
Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud near noon. Wind
becoming east 20 km/h in the afternoon. High 25. Humidex 32. UV
index 8 or very high.
Guelph - Erin - Southern Wellington County.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 27. Humidex 32. UV index 6 or
high.
Tonight..Cloudy. 40 percent chance of showers early this evening with
risk of a thunderstorm. Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud near noon. High 28.
Humidex 32. UV index 8 or very high.
Mount Forest - Arthur - Northern Wellington County.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 27. Humidex 32. UV index 6 or
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Cloudy. Becoming a mix of sun and cloud late in the morning.
High 28. Humidex 32. UV index 9 or very high.
Orangeville - Grand Valley - Southern Dufferin County.
Today..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. High 26. Humidex 31. UV index 6 or
high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing early in the afternoon. High 28.
Humidex 32. UV index 9 or very high.
Shelburne - Mansfield - Northern Dufferin County.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm this afternoon. High 26.
Humidex 31. UV index 5 or moderate.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing early in the afternoon. High 28.
Humidex 32. UV index 9 or very high.
Innisfil - New Tecumseth - Angus.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm this afternoon. High 28.
Humidex 33. UV index 5 or moderate.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Mainly cloudy. Clearing near noon. High 28. Humidex 32. UV
index 9 or very high.
Saugeen Shores - Kincardine - Southern Bruce County.
Today..Cloudy with 30 percent chance of showers. High 26. Humidex 32.
UV index 6 or high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Cloudy. Becoming a mix of sun and cloud in the morning. Wind
becoming northeast 20 km/h in the afternoon. High 25. Humidex 29. UV
index 9 or very high.
Bruce Peninsula - Sauble Beach - Tobermory.
Today..Becoming a mix of sun and cloud near noon with 30 percent
chance of showers this afternoon. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Low 17.
Sunday..Sunny. Wind becoming northeast 20 km/h in the afternoon.
High 25. Humidex 27. UV index 9 or very high.
Hanover - Dundalk - Southern Grey County.
Today..Showers ending this afternoon then cloudy with 30 percent
chance of showers. High 25. Humidex 31. UV index 5 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Cloudy. Clearing late in the morning. Wind becoming northeast
20 km/h in the afternoon. High 26. Humidex 29. UV index 9 or very
high.
Owen Sound - Blue Mountains - Northern Grey County.
Today..Showers ending this afternoon then a mix of sun and cloud with
30 percent chance of showers. High 25. Humidex 31. UV index 5 or
moderate.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Clearing in the morning. Wind becoming northeast 20 km/h in
the afternoon. High 25. Humidex 27. UV index 9 or very high.
Barrie - Collingwood - Hillsdale.
Today..Showers ending this afternoon then mainly cloudy with
40 percent chance of showers. High 27. Humidex 35. UV index 5 or
moderate.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 17.
Sunday..A mix of sun and cloud. Clearing late in the morning.
High 28. Humidex 32. UV index 9 or very high.
Midland - Coldwater - Orr Lake.
Today..Mainly cloudy. 40 percent chance of showers this afternoon.
High 27. Humidex 35. UV index 6 or high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 17.
Sunday..A mix of sun and cloud. Becoming sunny in the morning.
High 28. Humidex 32. UV index 9 or very high.
Orillia - Lagoon City - Washago.
Today..Showers ending this afternoon then mainly cloudy with
40 percent chance of showers. High 27. Humidex 35. UV index 5 or
moderate.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 17.
Sunday..A mix of sun and cloud. Clearing late in the morning.
High 28. Humidex 32. UV index 9 or very high.
Cobourg - Colborne - Western Northumberland County.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm. High 28. Humidex 34. UV
index 5 or moderate.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Belleville - Quinte West - Eastern Northumberland County.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm. High 28. Humidex 34. UV
index 5 or moderate.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Picton - Sandbanks Park.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm. High 28. Humidex 34. UV
index 4 or moderate.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Napanee - Consecon.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm. High 29. Humidex 35. UV
index 4 or moderate.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Kingston - Odessa - Frontenac Islands.
Today..Mainly cloudy with 60 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 35. UV index 7 or high.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 17.
Sunday..Sunny. Becoming a mix of sun and cloud in the morning.
High 28. Humidex 33. UV index 9 or very high.
Lindsay - Southern Kawartha Lakes.
Today..Showers ending this afternoon then mainly cloudy with
40 percent chance of showers. Risk of a thunderstorm. High 28.
Humidex 34. UV index 5 or moderate.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 17.
Sunday..A mix of sun and cloud. Clearing early in the afternoon.
High 28. Humidex 33. UV index 9 or very high.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Mainly cloudy with 60 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 34. UV index 6 or high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 17.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Peterborough City - Lakefield - Southern Peterborough County.
Today..Showers ending this afternoon then cloudy with 40 percent
chance of showers. Risk of a thunderstorm. High 28. Humidex 34. UV
index 5 or moderate.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 17.
Sunday..A mix of sun and cloud. High 28. Humidex 33. UV index 9 or
very high.
Apsley - Woodview - Northern Peterborough County.
Today..Mainly cloudy with 60 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 34. UV index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 17.
Sunday..Mainly sunny. High 28. Humidex 33. UV index 9 or very high.
Stirling - Tweed - Madoc.
Today..Mainly cloudy. Showers beginning near noon. Risk of a
thunderstorm. High 26. Humidex 30. UV index 5 or moderate.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Sunday..Mainly sunny. High 27. Humidex 30. UV index 9 or very high.
Tamworth - Sydenham - South Frontenac.
Today..Mainly cloudy. 60 percent chance of showers with risk of a
thunderstorm. High 28. Humidex 32. UV index 7 or high.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Sunday..Mainly sunny. High 27. Humidex 30. UV index 9 or very high.
Kaladar - Bannockburn - Bon Echo Park.
Today..Mainly cloudy. 60 percent chance of showers this afternoon
with risk of a thunderstorm. High 26. Humidex 30. UV index 7 or
high.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Sunday..Mainly sunny. High 27. Humidex 30. UV index 9 or very high.
Bancroft - Hastings Highlands - Denbigh.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Gananoque - Mallorytown.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 27. Humidex 29. UV index 8 or very high.
Brockville - Prescott.
Today..Mainly cloudy. High 26. Humidex 33. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 27. Humidex 29. UV index 8 or very high.
Westport - Charleston Lake.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high. Tonight..Clearing late this evening. Low 14.
Sunday..Mainly sunny. High 27. Humidex 29. UV index 8 or very high.
Merrickville-Wolford - Kemptville.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high. Tonight..Clearing this evening. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Ottawa North - Kanata - Orl‚ans.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Ottawa South - Richmond - Metcalfe.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Partly cloudy. Becoming clear this evening. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Gatineau.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Prescott and Russell.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Morrisburg - Long Sault.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Cornwall - Lancaster.
Today..Mainly cloudy. Temperature steady near 25. Humidex 30. UV
index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Winchester - Newington.
Today..A mix of sun and cloud. High 26. Humidex 30. UV index 7 or
high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Maxville - Alexandria.
Today..Mainly cloudy. Clearing late this afternoon. High 26. Humidex
30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Plevna - Sharbot Lake - Western Lanark County.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 27. Humidex 29. UV index 8 or very high.
Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high. Tonight..Clearing this evening. Low 14.
Sunday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Port Carling - Port Severn.
Today..Mainly cloudy. High 26. Humidex 30. UV index 6 or high.
Tonight..A few clouds. Low 14.
Sunday..A mix of sun and cloud. Becoming sunny in the morning.
High 28. Humidex 29. UV index 8 or very high.
Bracebridge - Gravenhurst.
Today..Mainly cloudy. High 26. Humidex 31. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 28. Humidex 29. UV index 8 or very high.
Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. High 26. Humidex 31. UV index 8 or
very high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 28. Humidex 29. UV index 8 or very high.
Huntsville - Baysville.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 14.
Sunday..Sunny. High 28. Humidex 29. UV index 8 or very high.
Haliburton - Minden - Southern Haliburton County.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high. Tonight..Clearing this evening. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high. Tonight..Clearing this evening. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Barry's Bay - Killaloe.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Renfrew - Arnprior - Calabogie.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high. Tonight..Clearing this evening. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Petawawa - Pembroke - Cobden.
Today..Mainly cloudy. High 26. Humidex 30. UV index 7 or high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. High 26. Humidex 30. UV index 8 or
very high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. High 26. Humidex 30. UV index 8 or
very high.
Tonight..Clear. Low 13.
Sunday..Sunny. High 26. Humidex 27. UV index 8 or very high.
Bayfield Inlet - Dunchurch.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 28. UV index 8 or very high.
South River - Burk's Falls.
Today..Mainly sunny. High 26. Humidex 30. UV index 8 or very high. Tonight..Clear. Low 14.
Sunday..Sunny. High 28. UV index 8 or very high.
From Northern Realms@1:229/664 to All on Saturday, July 04, 2026 15:35:00
FPCN11 CWTO 041930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Saturday 4 July 2026 for
tonight Sunday and Sunday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Sunday.
City of Toronto.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind west 20 km/h becoming
light early this evening. Low 20.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h in the
afternoon. High 26. Humidex 31. UV index 9 or very high.
Sunday night..A few clouds. Wind east 20 km/h becoming light in the
evening. Low 18.
Windsor - Leamington - Essex County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 30 km/h gusting to
50 becoming light this evening. Wind becoming northeast 20 before
morning. Low 21.
Sunday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind east 30 km/h. High 27. Humidex 35. UV index 7 or
high.
Sunday night..Mainly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Wind east 20 km/h. Low 18.
Chatham-Kent - Rondeau Park.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
before morning. Low 20.
Sunday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h becoming light late in the morning.
High 27. Humidex 35. UV index 7 or high.
Sunday night..Mainly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Low 17.
Sarnia - Petrolia - Western Lambton County.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming north 30 km/h
early this evening then light late this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming north 30 km/h in the afternoon. High 26.
Humidex 33. UV index 9 or very high.
Sunday night..Partly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Wind northeast 30 km/h
becoming light in the evening. Low 18.
Watford - Pinery Park - Eastern Lambton County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 20 km/h becoming
light early this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h in the morning.
High 26. Humidex 33. UV index 9 or very high.
Sunday night..Mainly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Wind northeast 20 km/h
becoming light in the evening. Low 18.
Rodney - Shedden - Western Elgin County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. High 26. Humidex 34. UV index 7 or
high.
Sunday night..Mainly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Wind northeast 20 km/h
becoming light in the evening. Low 18.
St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
before morning. Low 20.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. High 26. Humidex 34. UV index 7 or
high.
Sunday night..Mainly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Wind northeast 20 km/h
becoming light in the evening. Low 18.
Strathroy - Komoka - Western Middlesex County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. High 26. Humidex 34. UV index 8 or
very high.
Sunday night..Partly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Wind east 20 km/h becoming
light in the evening. Low 18.
London - Parkhill - Eastern Middlesex County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming east 20 km/h
before morning. Low 20.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h gusting to 40. High 26. Humidex 31.
UV index 9 or very high.
Sunday night..Partly cloudy with 40 percent chance of showers. Risk
of a thunderstorm early in the evening. Wind east 20 km/h gusting to
40 becoming light in the evening. Wind becoming northeast 20 before
morning. Low 19.
Simcoe - Delhi - Norfolk.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 20 km/h becoming
light this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h gusting to 40 in the
morning. High 24. Humidex 31. UV index 8 or very high.
Sunday night..Mainly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Wind northeast 20 km/h
gusting to 40 becoming light in the evening. Low 16.
Dunnville - Caledonia - Haldimand.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 20 km/h becoming
light early this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h in the morning.
High 24. Humidex 30. UV index 8 or very high.
Sunday night..Mainly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Wind northeast 20 km/h
becoming light in the evening. Low 19.
Woodstock - Tillsonburg - Oxford County.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind east 30 km/h becoming
light this evening. Wind becoming east 20 before morning. Low 20. Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind northeast 20 km/h gusting to 40. High 25. Humidex
30. UV index 8 or very high.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Wind east 20 km/h gusting
to 40 becoming light near midnight. Low 18.
Brantford - County of Brant.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind becoming northeast 30 km/h
then light this evening. Low 20.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h in the morning.
High 24. Humidex 29. UV index 8 or very high.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Wind northeast 20 km/h
becoming light in the evening. Low 18.
Niagara Falls - Welland - Southern Niagara Region.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 21.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h late in the morning.
High 26. Humidex 33. UV index 8 or very high.
Sunday night..Cloudy. 40 percent chance of showers early in the
evening with risk of a thunderstorm. Low 21.
St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h in the afternoon.
High 24. Humidex 31. UV index 9 or very high.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Low 20.
City of Hamilton.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 30 km/h becoming
light early this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h late in the morning.
High 24. Humidex 30. UV index 9 or very high.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening with risk of a thunderstorm. Wind northeast 20 km/h
becoming light in the evening. Low 19.
Burlington - Oakville.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..A mix of sun and cloud. High 25. Humidex 31. UV index 9 or
very high.
Sunday night..A few clouds. Wind becoming northeast 20 km/h before
morning. Low 19.
Halton Hills - Milton.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h in the
afternoon. High 25. Humidex 31. UV index 9 or very high.
Sunday night..Clear. Low 19.
Mississauga - Brampton.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 20.
Sunday..A mix of sun and cloud. High 26. Humidex 31. UV index 9 or
very high.
Sunday night..Clear. Low 18.
Caledon.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..A mix of sun and cloud. High 25. Humidex 30. UV index 9 or
very high.
Sunday night..Clear. Low 17.
Vaughan - Richmond Hill - Markham.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..Mainly sunny. High 25. Humidex 30. UV index 9 or very high.
Sunday night..Clear. Low 18.
Newmarket - Georgina - Northern York Region.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..Mainly sunny. High 25. Humidex 30. UV index 9 or very high.
Sunday night..Clear. Low 18.
Pickering - Oshawa - Southern Durham Region.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..Mainly sunny. High 26. Humidex 31. UV index 9 or very high.
Sunday night..Clear. Wind becoming east 20 km/h before morning.
Low 18.
Uxbridge - Beaverton - Northern Durham Region.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 19.
Sunday..Mainly sunny. High 24. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Low 18.
Goderich - Bluewater - Southern Huron County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 19.
Sunday..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. Wind east 20 km/h becoming light late in the
morning. High 26. Humidex 33. UV index 9 or very high.
Sunday night..Partly cloudy with 40 percent chance of showers early
in the evening then clear. Risk of a thunderstorm early in the
evening. Wind becoming northeast 20 km/h before morning. Low 19.
Wingham - Blyth - Northern Huron County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 19.
Sunday..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 26. Humidex 33. UV index 9 or very
high.
Sunday night..Partly cloudy with 40 percent chance of showers early
in the evening. Otherwise clear. Risk of a thunderstorm early in the
evening. Low 19.
Stratford - Mitchell - Southern Perth County.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Low 19.
Sunday..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 26. Humidex 33. UV index 8 or very high.
Sunday night..Partly cloudy with 40 percent chance of showers early
in the evening. Otherwise clear. Risk of a thunderstorm early in the
evening. Wind east 20 km/h. Low 19.
Listowel - Milverton - Northern Perth County.
Tonight..Cloudy with 30 percent chance of showers early this evening
then partly cloudy. Low 19.
Sunday..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. Wind becoming east 20 km/h in the afternoon.
High 26. Humidex 33. UV index 9 or very high.
Sunday night..Partly cloudy with 40 percent chance of showers early
in the evening. Otherwise clear. Risk of a thunderstorm early in the
evening. Low 19.
Kitchener - Cambridge - Region of Waterloo.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 30 km/h gusting to
50 becoming light early this evening. Low 17.
Sunday..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. Wind becoming east 20 km/h in the morning.
High 25. Humidex 30. UV index 9 or very high.
Sunday night..Partly cloudy with 40 percent chance of showers early
in the evening. Otherwise clear. Risk of a thunderstorm early in the
evening. Wind east 20 km/h becoming light in the evening. Low 18.
Guelph - Erin - Southern Wellington County.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Wind north 20 km/h becoming
light early this evening. Low 17.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h late in
the morning. High 25. Humidex 30. UV index 9 or very high.
Sunday night..Clear. Low 18.
Mount Forest - Arthur - Northern Wellington County.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 17.
Sunday..A mix of sun and cloud. Wind becoming east 20 km/h late in
the morning. High 23. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 18.
Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 23. Humidex 29. UV index 9 or
very high.
Sunday night..Clear. Low 16.
Shelburne - Mansfield - Northern Dufferin County.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..A mix of sun and cloud. High 23. Humidex 29. UV index 9 or
very high.
Sunday night..Clear. Low 16.
Innisfil - New Tecumseth - Angus.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 18.
Sunday..Clearing in the morning. High 25. Humidex 30. UV index 9 or
very high.
Sunday night..Clear. Low 16.
Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Mainly cloudy with 60 percent chance of showers early this
evening. Clearing this evening. Low 16.
Sunday..A mix of sun and cloud. Wind becoming northeast 20 km/h late
in the afternoon. High 27. Humidex 30. UV index 9 or very high.
Sunday night..Clearing late in the evening. Wind northeast 20 km/h
becoming light in the evening. Low 17.
Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind becoming northeast 20 km/h before morning. Low 16. Sunday..Sunny. Wind northeast 20 km/h. High 27. Humidex 30. UV
index 9 or very high.
Sunday night..Clear. Low 17.
Hanover - Dundalk - Southern Grey County.
Tonight..Partly cloudy. 60 percent chance of showers early this
evening. Low 17.
Sunday..A mix of sun and cloud. High 24. Humidex 29. UV index 9 or
very high.
Sunday night..Clear. Low 15.
Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Low 17.
Sunday..Clearing. Wind becoming northeast 20 km/h in the afternoon.
High 24. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light in the
evening. Low 15.
Barrie - Collingwood - Hillsdale.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening. Low 15.
Sunday..Clearing in the morning. High 25. Humidex 30. UV index 9 or
very high.
Sunday night..Clear. Low 16.
Midland - Coldwater - Orr Lake.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening. Low 15.
Sunday..Clearing in the morning. High 25. Humidex 30. UV index 9 or
very high.
Sunday night..Clear. Low 16.
Orillia - Lagoon City - Washago.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening. Low 15.
Sunday..Mainly sunny. High 25. Humidex 30. UV index 9 or very high.
Sunday night..Clear. Wind becoming east 30 km/h in the evening.
Low 16.
Cobourg - Colborne - Western Northumberland County.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17. Sunday..Sunny. High 26. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Low 18.
Belleville - Quinte West - Eastern Northumberland County.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17. Sunday..Sunny. High 26. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Low 18.
Picton - Sandbanks Park.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17. Sunday..Sunny. High 26. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Low 18.
Napanee - Consecon.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17. Sunday..Sunny. High 26. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Low 18.
Kingston - Odessa - Frontenac Islands.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17. Sunday..Sunny. Wind becoming northeast 20 km/h late in the afternoon.
High 26. Humidex 29. UV index 9 or very high.
Sunday night..Clear. Wind northeast 20 km/h becoming light after
midnight. Low 18.
Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Low 14.
Sunday..Mainly sunny. High 25. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 15.
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Clearing late this evening.
Low 14.
Sunday..Sunny. High 25. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 15.
Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 14. Sunday..Mainly sunny. High 25. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 15.
Apsley - Woodview - Northern Peterborough County.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 14. Sunday..Sunny. Wind northeast 20 km/h becoming light late in the
morning. High 25. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 15.
Stirling - Tweed - Madoc.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 16.
Sunday..Sunny. High 26. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 19.
Tamworth - Sydenham - South Frontenac.
Tonight..Partly cloudy with 60 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 16.
Sunday..Sunny. High 26. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 19.
Kaladar - Bannockburn - Bon Echo Park.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 15.
Sunday..Sunny. High 25. Humidex 28. UV index 9 or very high.
Sunday night..Clear. Low 18.
Bancroft - Hastings Highlands - Denbigh.
Tonight..Clearing early this evening. Low 10.
Sunday..Sunny. High 25. Humidex 27. UV index 8 or very high.
Sunday night..Clear. Low 13.
Gananoque - Mallorytown.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Low 16.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 19.
Brockville - Prescott.
Tonight..Clearing early this evening. Low 16.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 19.
Westport - Charleston Lake.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening. Otherwise clear. Low 16.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 19.
Merrickville-Wolford - Kemptville.
Tonight..Clearing. Low 14.
Sunday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 16.
Ottawa North - Kanata - Orl‚ans.
Tonight..Clearing early this evening. Wind north 20 km/h becoming
light early this evening. Low 14.
Sunday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 17.
Ottawa South - Richmond - Metcalfe.
Tonight..Clearing early this evening. Wind north 20 km/h becoming
light early this evening. Low 14.
Sunday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 17.
Gatineau.
Tonight..Clearing early this evening. Wind north 20 km/h becoming
light this evening. Low 13.
Sunday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 16.
Prescott and Russell.
Tonight..Clearing. Wind northwest 20 km/h becoming light early this
evening. Low 14.
Sunday..Sunny. High 27. Humidex 32. UV index 8 or very high.
Sunday night..Clear. Low 17.
Morrisburg - Long Sault.
Tonight..Clearing. Low 14.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Wind becoming east 20 km/h before morning.
Low 18.
Cornwall - Lancaster.
Tonight..Clearing. Low 14.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 18.
Winchester - Newington.
Tonight..Clearing. Low 14.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 18.
Maxville - Alexandria.
Tonight..Partly cloudy. Clearing this evening. Wind northwest 20 km/h
becoming light early this evening. Low 12.
Sunday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Sunday night..Clear. Wind becoming northeast 20 km/h before morning.
Low 15.
Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clearing early this evening. Wind north 20 km/h becoming
light this evening. Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Sunday night..Clear. Low 18.
Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clearing early this evening. Low 14.
Sunday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Sunday night..Clear. Low 18.
Port Carling - Port Severn.
Tonight..Mainly cloudy. Low 14.
Sunday..Clearing in the morning. High 26. Humidex 29. UV index 8 or
very high.
Sunday night..Clear. Low 15.
Bracebridge - Gravenhurst.
Tonight..Mainly cloudy. Clearing this evening. Low 14.
Sunday..Sunny. Wind east 20 km/h becoming light late in the morning.
High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 15.
Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Clearing early this evening. Wind becoming northeast 30 km/h
early this evening then light after midnight. Low 14.
Sunday..Sunny. Wind northeast 20 km/h becoming light late in the
morning. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 15.
Huntsville - Baysville.
Tonight..Clearing early this evening. Low 14.
Sunday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Sunday night..Clear. Low 15.
Haliburton - Minden - Southern Haliburton County.
Tonight..Clearing early this evening. Low 14.
Sunday..Sunny. Wind northeast 20 km/h becoming light late in the
morning. High 25. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 17.
Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Clearing early this evening. Low 14.
Sunday..Sunny. Wind northeast 20 km/h becoming light late in the
morning. High 25. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 17.
Barry's Bay - Killaloe.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 16.
Renfrew - Arnprior - Calabogie.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 16.
Petawawa - Pembroke - Cobden.
Tonight..Clear. Low 14.
Sunday..Sunny. High 27. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Low 16.
Western Algonquin Park - Lake of Two Rivers.
Tonight..Clear. Low 8.
Sunday..Sunny. High 25. Humidex 27. UV index 8 or very high.
Sunday night..Clear. Low 11.
Deep River - Whitney - Eastern Algonquin Park.
Tonight..Clear. Low 8.
Sunday..Sunny. High 25. Humidex 27. UV index 8 or very high.
Sunday night..Clear. Low 11.
Bayfield Inlet - Dunchurch.
Tonight..Clear. Low 13.
Sunday..Sunny. High 27. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 14.
South River - Burk's Falls.
Tonight..Clear. Low 13.
Sunday..Sunny. High 27. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 14.