Subj : Southern Ontario Weather
To   : All
From : Northern Realms
Date : Tue Jun 02 2026 15:35:00

FPCN11 CWTO 021930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Tuesday 2 June 2026 for
tonight Wednesday and Wednesday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT
Wednesday.

City of Toronto.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 11.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 14.

Windsor - Leamington - Essex County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 10.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 13.

Chatham-Kent - Rondeau Park.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 13.

Sarnia - Petrolia - Western Lambton County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

Watford - Pinery Park - Eastern Lambton County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

Rodney - Shedden - Western Elgin County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. Humidex 28. UV index 8 or very
 high.
Wednesday night..A few clouds. Low 13.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..A few clouds. Low 8.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h gusting to
 40 near noon. High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h gusting to 40
 becoming light in the evening. Low 13.

Strathroy - Komoka - Western Middlesex County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

London - Parkhill - Eastern Middlesex County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

Simcoe - Delhi - Norfolk.
Tonight..A few clouds. Low 8.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h gusting to
 40 near noon. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h gusting to 40
 becoming light in the evening. Low 10.

Dunnville - Caledonia - Haldimand.
Tonight..A few clouds. Low 8.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h gusting to
 40 near noon. High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h gusting to 40
 becoming light in the evening. Low 11.

Woodstock - Tillsonburg - Oxford County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Brantford - County of Brant.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..A few clouds. Low 9.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h gusting to
 40 near noon. High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h gusting to 40
 becoming light in the evening. Low 13.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. High 27. Humidex 28. UV index 8 or very
 high.
Wednesday night..A few clouds. Low 12.

City of Hamilton.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Burlington - Oakville.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 10.
Wednesday..Mainly sunny. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Halton Hills - Milton.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 9.
Wednesday..Mainly sunny. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Mississauga - Brampton.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 10.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

Caledon.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Vaughan - Richmond Hill - Markham.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 9.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

Newmarket - Georgina - Northern York Region.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 7.
Wednesday..Mainly sunny. Wind becoming northwest 20 km/h in the
 afternoon. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind northwest 20 km/h becoming light
 in the evening. Low 11.

Pickering - Oshawa - Southern Durham Region.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 9.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 7.
Wednesday..Mainly sunny. Wind becoming northwest 20 km/h in the
 afternoon. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind northwest 20 km/h becoming light
 in the evening. Low 10.

Goderich - Bluewater - Southern Huron County.
Tonight..A few clouds. Wind north 20 km/h becoming light this
 evening. Low 8.
Wednesday..Mainly sunny. High 25. UV index 8 or very high.
Wednesday night..A few clouds. Low 13.

Wingham - Blyth - Northern Huron County.
Tonight..A few clouds. Wind north 20 km/h becoming light this
 evening. Low 8.
Wednesday..Mainly sunny. High 24. UV index 8 or very high.
Wednesday night..A few clouds. Low 13.

Stratford - Mitchell - Southern Perth County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 26. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Listowel - Milverton - Northern Perth County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 26. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Kitchener - Cambridge - Region of Waterloo.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Guelph - Erin - Southern Wellington County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Mount Forest - Arthur - Northern Wellington County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 26. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 7.
Wednesday..Mainly sunny. High 26. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Innisfil - New Tecumseth - Angus.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. Wind becoming northwest 20 km/h in the
 afternoon. High 26. UV index 8 or very high.
Wednesday night..A few clouds. Wind northwest 20 km/h becoming light
 in the evening. Low 9.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..A few clouds. Wind north 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. High 23. UV index 9 or very high.
Wednesday night..A few clouds. Low 12.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..A few clouds. Low 6.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h in the
 afternoon. High 23. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h becoming light
 near midnight. Low 8.

Hanover - Dundalk - Southern Grey County.
Tonight..A few clouds. Wind north 20 km/h gusting to 40 becoming
 light this evening. Low 6.
Wednesday..Mainly sunny. High 26. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..A few clouds. Wind north 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. High 25. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Barrie - Collingwood - Hillsdale.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. High 25. UV index 8 or very high.
Wednesday night..A few clouds. Low 9.

Midland - Coldwater - Orr Lake.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. High 24. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Orillia - Lagoon City - Washago.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. High 25. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Cobourg - Colborne - Western Northumberland County.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 9.
Wednesday..Mainly sunny. High 26. Humidex 27. UV index 8 or very
 high.
Wednesday night..A few clouds. Low 11.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..A few clouds. Low 7.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h in the
 afternoon. High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h becoming light
 in the evening. Low 11.

Picton - Sandbanks Park.
Tonight..A few clouds. Low 9.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h in the
 afternoon. High 25. Humidex 26. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h becoming light
 in the evening. Low 11.

Napanee - Consecon.
Tonight..A few clouds. Low 8.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h in the
 afternoon. High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h becoming light
 in the evening. Low 11.

Kingston - Odessa - Frontenac Islands.
Tonight..A few clouds. Low 8.
Wednesday..Mainly sunny. Wind becoming southwest 20 km/h in the
 afternoon. High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind southwest 20 km/h becoming light
 in the evening. Low 11.

Lindsay - Southern Kawartha Lakes.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 7.
Wednesday..Mainly sunny. Wind becoming northwest 20 km/h in the
 afternoon. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind northwest 20 km/h becoming light
 early in the evening. Low 10.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low plus 5.
Wednesday..Mainly sunny. Wind becoming northwest 20 km/h in the
 afternoon. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Wind northwest 20 km/h becoming light
 early in the evening. Low 9.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..A few clouds. Wind northwest 20 km/h becoming light this
 evening. Low 6.
Wednesday..Mainly sunny. Wind becoming northwest 20 km/h in the
 afternoon. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind northwest 20 km/h becoming light
 early in the evening. Low 9.

Apsley - Woodview - Northern Peterborough County.
Tonight..A few clouds. Low plus 5.
Wednesday..Mainly sunny. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Low 9.

Stirling - Tweed - Madoc.
Tonight..A few clouds. Low 6.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Tamworth - Sydenham - South Frontenac.
Tonight..A few clouds. Low 7.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 12.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..A few clouds. Low plus 5.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Bancroft - Hastings Highlands - Denbigh.
Tonight..A few clouds. Low plus 2 with patchy frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 6.

Gananoque - Mallorytown.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Brockville - Prescott.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Westport - Charleston Lake.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 29. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Merrickville-Wolford - Kemptville.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Ottawa North - Kanata - Orl‚ans.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 10.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Ottawa South - Richmond - Metcalfe.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Gatineau.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 11.

Prescott and Russell.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Morrisburg - Long Sault.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Cornwall - Lancaster.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Winchester - Newington.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Maxville - Alexandria.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 8.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 27. Humidex 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..A few clouds. Low 7.
Wednesday..Mainly sunny. High 29. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 9.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 29. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 12.

Port Carling - Port Severn.
Tonight..A few clouds. Wind north 20 km/h becoming light early this
 evening. Low 6.
Wednesday..Mainly sunny. High 24. UV index 8 or very high.
Wednesday night..A few clouds. Low 9.

Bracebridge - Gravenhurst.
Tonight..A few clouds. Wind north 20 km/h becoming light early this
 evening. Low plus 5.
Wednesday..Mainly sunny. High 25. UV index 8 or very high.
Wednesday night..A few clouds. Low 8.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..A few clouds. Wind north 20 km/h becoming light early this
 evening. Low 7.
Wednesday..Mainly sunny. High 24. UV index 8 or very high.
Wednesday night..A few clouds. Low 8.

Huntsville - Baysville.
Tonight..A few clouds. Wind north 20 km/h becoming light early this
 evening. Low plus 4 with risk of frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 8.

Haliburton - Minden - Southern Haliburton County.
Tonight..A few clouds. Low plus 4 with risk of frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 8.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..A few clouds. Low plus 2 with patchy frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 6.

Barry's Bay - Killaloe.
Tonight..A few clouds. Low plus 4 with risk of frost.
Wednesday..Mainly sunny. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Low 10.

Renfrew - Arnprior - Calabogie.
Tonight..A few clouds. Wind northwest 20 km/h gusting to 40 becoming
 light this evening. Low 7.
Wednesday..Mainly sunny. Wind becoming west 20 km/h in the afternoon.
 High 28. UV index 8 or very high.
Wednesday night..A few clouds. Wind west 20 km/h becoming light in
 the evening. Low 11.

Petawawa - Pembroke - Cobden.
Tonight..A few clouds. Low 6.
Wednesday..Mainly sunny. High 28. UV index 8 or very high.
Wednesday night..A few clouds. Low 11.

Western Algonquin Park - Lake of Two Rivers.
Tonight..A few clouds. Low plus 2 with patchy frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 6.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..A few clouds. Low plus 2 with patchy frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 6.

Bayfield Inlet - Dunchurch.
Tonight..A few clouds. Low plus 5.
Wednesday..Mainly sunny. High 24. UV index 8 or very high.
Wednesday night..A few clouds. Low 8.

South River - Burk's Falls.
Tonight..A few clouds. Low plus 4 with risk of frost.
Wednesday..Mainly sunny. High 27. UV index 8 or very high.
Wednesday night..A few clouds. Low 7.

End
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 * Origin: Northern Realms (618:400/23)

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