FPCN11 CWTO 211502 AAA
Updated forecasts for Southern Ontario and the National Capital
Region issued by Environment Canada at 11:02 a.m. EDT Tuesday 21
April 2026 for today and Wednesday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind becoming south 20 km/h gusting to 40 this afternoon.
 High 11. UV index 6 or high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 3.
Wednesday..A mix of sun and cloud. High 15. UV index 6 or high.

Windsor - Leamington - Essex County.
Today..Sunny early this afternoon then a mix of sun and cloud with
 40 percent chance of showers late this afternoon. Risk of a
 thunderstorm late this afternoon. Wind south 30 km/h gusting to 50.
 High 20. UV index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
 with risk of a thunderstorm. Low 7.
Wednesday..Increasing cloudiness early in the morning. High 20. UV
 index 6 or high.

Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. 40 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 16. UV index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
 with risk of a thunderstorm. Low 7.
Wednesday..Increasing cloudiness early in the morning. High 20. UV
 index 6 or high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 18. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers this evening
 and risk of a thunderstorm. Clearing overnight. Low 6.
Wednesday..Mainly sunny. High 14 except 8 near Lake Huron. UV index 7
 or high.

Watford - Pinery Park - Eastern Lambton County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 17. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers this evening
 and risk of a thunderstorm. Clearing overnight. Low plus 5.
Wednesday..Mainly sunny. High 16 except 9 near Lake Huron. UV index 7
 or high.

Rodney - Shedden - Western Elgin County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 16. UV index 6 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
 with risk of a thunderstorm. Low plus 2.
Wednesday..Increasing cloudiness early in the morning. High 19. UV
 index 6 or high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 15. UV index 6 or high.
Tonight..Partly cloudy. 30 percent chance of showers this evening
 with risk of a thunderstorm. Low plus 2.
Wednesday..Increasing cloudiness early in the morning. High 19. UV
 index 6 or high.

Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 17. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers this
 evening. Becoming clear overnight. Risk of a thunderstorm this
 evening. Low plus 4.
Wednesday..Mainly sunny. High 18. UV index 7 or high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 15. UV index 6 or high.
Tonight..Partly cloudy with 30 percent chance of showers this
 evening. Becoming clear overnight. Risk of a thunderstorm this
 evening. Low plus 3.
Wednesday..Mainly sunny. High 18. UV index 7 or high.

Simcoe - Delhi - Norfolk.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon. Wind south 30 km/h gusting to 50. High 14. UV index 6 or
 high.
Tonight..Partly cloudy with 30 percent chance of showers this
 evening. Clearing near midnight. Low plus 2.
Wednesday..Sunny. High 19. UV index 7 or high.

Dunnville - Caledonia - Haldimand.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon. Wind south 30 km/h gusting to 50. High 11. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening.
 Clearing overnight. Wind south 20 km/h becoming light this evening.
 Low plus 2.
Wednesday..Sunny. High 17. UV index 7 or high.

Woodstock - Tillsonburg - Oxford County.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon. Wind south 30 km/h gusting to 50. High 14. UV index 6 or
 high.
Tonight..Partly cloudy with 30 percent chance of showers this
 evening. Clearing near midnight. Low plus 2.
Wednesday..Sunny. High 18. UV index 7 or high.

Brantford - County of Brant.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon. Wind south 30 km/h gusting to 50. High 14. UV index 6 or
 high.
Tonight..Partly cloudy with 30 percent chance of showers this
 evening. Clearing late this evening. Low plus 2.
Wednesday..Sunny. High 18. UV index 7 or high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon. Wind becoming south 30 km/h gusting to 50 this afternoon.
 High 11. UV index 5 or moderate.
Tonight..Mainly cloudy. 30 percent chance of showers this evening.
 Clearing overnight. Wind south 20 km/h becoming light this evening.
 Low plus 5.
Wednesday..Sunny. High 11. UV index 7 or high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 30 km/h gusting to 50. High 11. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening.
 Clearing overnight. Wind south 20 km/h becoming light this evening.
 Low plus 5.
Wednesday..Sunny. High 15. UV index 6 or high.

City of Hamilton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 30 km/h gusting to 50. High 12. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening.
 Clearing overnight. Wind south 20 km/h becoming light this evening.
 Low plus 4.
Wednesday..Sunny. High 16. UV index 7 or high.

Burlington - Oakville.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 20 km/h gusting to 40. High 12. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 3.
Wednesday..A mix of sun and cloud. High 13. UV index 7 or high.

Halton Hills - Milton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 20 km/h gusting to 40. High 13. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 3.
Wednesday..A mix of sun and cloud. High 16. UV index 7 or high.

Mississauga - Brampton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 20 km/h gusting to 40. High 13. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 3.
Wednesday..A mix of sun and cloud. High 16. UV index 7 or high.

Caledon.
Today..Clearing this afternoon. Wind south 30 km/h gusting to 50.
 High 12. UV index 6 or high.
Tonight..Clear. Wind south 20 km/h becoming light this evening. Low
 plus 2.
Wednesday..A mix of sun and cloud. High 16. UV index 7 or high.

Vaughan - Richmond Hill - Markham.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind becoming south 20 km/h gusting to 40 this afternoon.
 High 11. UV index 6 or high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 2.
Wednesday..A mix of sun and cloud. High 17. UV index 6 or high.

Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. 30 percent chance of showers this
 afternoon. Wind south 20 km/h gusting to 40. High 11. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Wind south 20 km/h becoming light this evening. Low plus 2.
Wednesday..A mix of sun and cloud. Clearing early in the afternoon.
 High 15. UV index 6 or high.

Pickering - Oshawa - Southern Durham Region.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 20 km/h gusting to 40. High 9. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 3.
Wednesday..A mix of sun and cloud. High 12. UV index 6 or high.

Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud. 30 percent chance of showers this
 afternoon. Wind south 20 km/h gusting to 40. High 9. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Wind south 20 km/h becoming light this evening. Low plus 3.
Wednesday..A mix of sun and cloud. Clearing early in the afternoon.
 High 15. UV index 6 or high.

Goderich - Bluewater - Southern Huron County.
Today..Mainly sunny. Wind south 30 km/h gusting to 50. High 13. UV
 index 6 or high.
Tonight..Partly cloudy. Wind southwest 20 km/h becoming light this
 evening. Low plus 5.
Wednesday..Sunny. High 14 except 8 near Lake Huron. UV index 6 or
 high.

Wingham - Blyth - Northern Huron County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 13. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 5.
Wednesday..Sunny. High 15. UV index 6 or high.

Stratford - Mitchell - Southern Perth County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 13. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 3.
Wednesday..Sunny. High 16. UV index 7 or high.

Listowel - Milverton - Northern Perth County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 12. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 3.
Wednesday..Sunny. High 16. UV index 7 or high.

Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. Wind south 30 km/h gusting to 50.
 High 12. UV index 6 or high.
Tonight..Partly cloudy. Becoming clear this evening. Wind south
 20 km/h becoming light this evening. Low plus 2.
Wednesday..A mix of sun and cloud. High 16. UV index 7 or high.

Guelph - Erin - Southern Wellington County.
Today..Clearing this afternoon. Wind south 30 km/h gusting to 50.
 High 12. UV index 6 or high.
Tonight..Clear. Wind south 20 km/h becoming light this evening. Low
 plus 2.
Wednesday..A mix of sun and cloud. High 16. UV index 7 or high.

Mount Forest - Arthur - Northern Wellington County.
Today..Clearing this afternoon. Wind becoming south 30 km/h gusting
 to 50 this afternoon. High 11. UV index 6 or high.
Tonight..Clear. Wind south 20 km/h becoming light this evening. Low
 plus 2.
Wednesday..A mix of sun and cloud. High 16. UV index 7 or high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Clearing this afternoon. Wind becoming south 30 km/h gusting
 to 50 this afternoon. High 11. UV index 6 or high.
Tonight..Clear. Wind south 20 km/h becoming light this evening. Low
 plus 4.
Wednesday..A mix of sun and cloud. High 16. UV index 6 or high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 11. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 4.
Wednesday..Sunny. High 15. UV index 6 or high.

Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. 30 percent chance of showers this
 afternoon. Wind south 20 km/h gusting to 40. High 12. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Wind south 20 km/h becoming light this evening. Low zero.
Wednesday..A mix of sun and cloud. Clearing early in the afternoon.
 High 15. UV index 6 or high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 11. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 3.
Wednesday..Sunny. High 12. UV index 6 or high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. Wind south 30 km/h gusting to 50. High 9. UV index 6 or
 high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 1.
Wednesday..Sunny. High 8. UV index 6 or high.

Hanover - Dundalk - Southern Grey County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 11. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 3.
Wednesday..Sunny. High 16. UV index 6 or high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. Wind south 30 km/h gusting to 50. High 12. UV index 6
 or high.
Tonight..Clear. Becoming partly cloudy this evening. Wind southwest
 20 km/h becoming light this evening. Low plus 3.
Wednesday..Sunny. High 14. UV index 6 or high.

Barrie - Collingwood - Hillsdale.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 12. UV
 index 6 or high.
Tonight..Clear. Increasing cloudiness after midnight. Low zero.
Wednesday..Mainly cloudy. Clearing in the afternoon. High 14. UV
 index 6 or high.

Midland - Coldwater - Orr Lake.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 11. UV
 index 6 or high.
Tonight..Clear. Increasing cloudiness after midnight. Low zero.
Wednesday..Mainly cloudy. Clearing in the afternoon. High 12. UV
 index 6 or high.

Orillia - Lagoon City - Washago.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 11. UV
 index 6 or high.
Tonight..Clear. Increasing cloudiness after midnight. Low zero.
Wednesday..Mainly cloudy. Clearing in the afternoon. High 15. UV
 index 6 or high.

Cobourg - Colborne - Western Northumberland County.
Today..Mainly cloudy. Wind becoming south 20 km/h gusting to 40 this
 afternoon. High 7. UV index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 11. UV index 6 or high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Mainly cloudy. Wind becoming south 20 km/h gusting to 40 this
 afternoon. High 7. UV index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 13. UV index 6 or high.

Picton - Sandbanks Park.
Today..Mainly cloudy. Wind south 20 km/h gusting to 40. High 7. UV
 index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 4.
Wednesday..Mainly sunny. High 12. UV index 6 or high.

Napanee - Consecon.
Today..Mainly cloudy. Wind becoming south 20 km/h gusting to 40 this
 afternoon. High 7. UV index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 4.
Wednesday..Mainly sunny. High 16. UV index 6 or high.

Kingston - Odessa - Frontenac Islands.
Today..Mainly cloudy. Wind south 20 km/h gusting to 40. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 15. UV index 6 or high.

Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. Wind south 20 km/h gusting to 40.
 High 8. UV index 6 or high.
Tonight..A few clouds. Low zero.
Wednesday..Mainly cloudy. Clearing late in the afternoon. High 16. UV
 index 5 or moderate.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Mainly cloudy with 30 percent chance of rain or light snow
 near noon. Clearing this afternoon. Wind south 20 km/h gusting to
 40. High 8. UV index 6 or high.
Tonight..A few clouds. Low zero.
Wednesday..Mainly cloudy. High 15. UV index 6 or high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud. Wind becoming south 20 km/h gusting to
 40 this afternoon. High 8. UV index 6 or high.
Tonight..A few clouds. Low zero.
Wednesday..Mainly cloudy. Clearing late in the afternoon. High 16. UV
 index 5 or moderate.

Apsley - Woodview - Northern Peterborough County.
Today..Mainly cloudy with 40 percent chance of rain or light snow
 near noon. Clearing this afternoon. Wind south 20 km/h gusting to
 40. High 8. UV index 6 or high.
Tonight..A few clouds. Low zero.
Wednesday..Mainly cloudy. High 15. UV index 6 or high.

Stirling - Tweed - Madoc.
Today..Mainly cloudy. Wind south 20 km/h gusting to 40. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 15. UV index 6 or high.

Tamworth - Sydenham - South Frontenac.
Today..Mainly cloudy. Wind south 20 km/h gusting to 40. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 15. UV index 6 or high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Cloudy with 30 percent chance of rain showers or flurries
 early this afternoon then a mix of sun and cloud. Wind south 20 km/h
 gusting to 40. High 7. UV index 4 or moderate.
Tonight..Mainly cloudy. Wind up to 15 km/h. Low minus 2. Wind chill
 minus 4 overnight.
Wednesday..Mainly sunny. High 14. UV index 6 or high.

Bancroft - Hastings Highlands - Denbigh.
Today..Cloudy. 60 percent chance of light snow near noon then
 40 percent chance of rain or light snow early this afternoon.
 Clearing this afternoon. Wind becoming south 20 km/h gusting to 40
 this afternoon. High 7. UV index 4 or moderate.
Tonight..Partly cloudy. Wind up to 15 km/h. Low minus 2. Wind chill
 minus 6 overnight.
Wednesday..Sunny. High 14. UV index 6 or high.

Gananoque - Mallorytown.
Today..Mainly cloudy. Wind south 20 km/h gusting to 40. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 14. UV index 6 or high.

Brockville - Prescott.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 8. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 14. UV index 6 or high.

Westport - Charleston Lake.
Today..Mainly cloudy. Wind south 20 km/h gusting to 40. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. Becoming partly cloudy after midnight. Low plus 3.
Wednesday..Mainly sunny. High 14. UV index 6 or high.

Merrickville-Wolford - Kemptville.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 8. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 14. UV index 6 or high.

Ottawa North - Kanata - Orl�ans.
Today..Mainly cloudy with 30 percent chance of showers. Wind south
 30 km/h becoming light this afternoon. High 8. UV index 5 or
 moderate.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Ottawa South - Richmond - Metcalfe.
Today..Mainly cloudy with 30 percent chance of showers. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Gatineau.
Today..Mainly cloudy with 30 percent chance of showers. High 8. UV
 index 5 or moderate.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 2.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Prescott and Russell.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 9. UV index 5 or moderate.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 12. UV index 6 or high.

Morrisburg - Long Sault.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 9. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 12. UV index 6 or high.

Cornwall - Lancaster.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 9. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 12. UV index 6 or high.

Winchester - Newington.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 9. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 12. UV index 6 or high.

Maxville - Alexandria.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 High 9. UV index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 3.
Wednesday..Clearing in the morning. High 12. UV index 6 or high.

Plevna - Sharbot Lake - Western Lanark County.
Today..Cloudy with 30 percent chance of rain showers or flurries
 early this afternoon then a mix of sun and cloud. Wind south 20 km/h
 gusting to 40. High 7. UV index 4 or moderate.
Tonight..Mainly cloudy. Low plus 2.
Wednesday..Mainly sunny. High 13. UV index 6 or high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly cloudy with 30 percent chance of showers. High 7. UV
 index 6 or high.
Tonight..Cloudy. 30 percent chance of rain showers or flurries this
 evening. Low plus 2.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Port Carling - Port Severn.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 10. UV
 index 6 or high.
Tonight..Partly cloudy. Becoming cloudy overnight. Wind southeast
 20 km/h becoming light this evening. Low plus 1.
Wednesday..A mix of sun and cloud. Clearing early in the afternoon.
 High 12. UV index 6 or high.

Bracebridge - Gravenhurst.
Today..Mainly cloudy with 40 percent chance of rain or light snow
 near noon. Clearing this afternoon. Wind becoming south 20 km/h
 gusting to 40 this afternoon. High 9. UV index 6 or high.
Tonight..Partly cloudy. Low plus 1.
Wednesday..A mix of sun and cloud. High 15. UV index 6 or high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. Wind becoming south 20 km/h gusting to
 40 this afternoon. High 10. UV index 6 or high.
Tonight..Mainly cloudy. Low minus 1.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Huntsville - Baysville.
Today..A mix of sun and cloud. 40 percent chance of light snow near
 noon. Wind becoming south 20 km/h gusting to 40 this afternoon.
 High 9. UV index 6 or high.
Tonight..Mainly cloudy. Low minus 1.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Haliburton - Minden - Southern Haliburton County.
Today..Mainly cloudy with 40 percent chance of rain or light snow
 near noon. Clearing this afternoon. Wind south 20 km/h gusting to
 40. High 8. UV index 6 or high.
Tonight..Partly cloudy. Wind up to 15 km/h. Low minus 2. Wind chill
 minus 4 overnight.
Wednesday..A mix of sun and cloud. High 15. UV index 6 or high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..A mix of sun and cloud. 40 percent chance of light snow near
 noon. Wind south 20 km/h gusting to 40. High 8. UV index 6 or high.
Tonight..Mainly cloudy. Wind up to 15 km/h. Low minus 2. Wind chill
 minus 4 overnight.
Wednesday..Clearing in the morning. High 14. UV index 6 or high.

Barry's Bay - Killaloe.
Today..Cloudy. 60 percent chance of light snow near noon then
 40 percent chance of rain or light snow early this afternoon.
 Clearing this afternoon. Wind south 20 km/h gusting to 40. High 7.
 UV index 4 or moderate.
Tonight..Partly cloudy. Wind up to 15 km/h. Low minus 3. Wind chill
 minus 7 overnight.
Wednesday..Sunny. Wind up to 15 km/h. High 14. Wind chill minus 6 in
 the morning. UV index 6 or high.

Renfrew - Arnprior - Calabogie.
Today..Cloudy. 60 percent chance of light snow near noon then
 40 percent chance of rain or light snow early this afternoon.
 Clearing this afternoon. Wind south 20 km/h gusting to 40. High 7.
 UV index 4 or moderate.
Tonight..Partly cloudy. Wind up to 15 km/h. Low minus 3. Wind chill
 minus 7 overnight.
Wednesday..Sunny. Wind up to 15 km/h. High 14. Wind chill minus 6 in
 the morning. UV index 6 or high.

Petawawa - Pembroke - Cobden.
Today..Cloudy. 60 percent chance of light snow near noon then
 40 percent chance of rain or light snow early this afternoon.
 Clearing this afternoon. Wind becoming south 20 km/h gusting to 40
 this afternoon. High 8. UV index 4 or moderate.
Tonight..Partly cloudy. Wind up to 15 km/h. Low minus 3. Wind chill
 minus 7 overnight.
Wednesday..Sunny. Wind up to 15 km/h. High 14. Wind chill minus 6 in
 the morning. UV index 6 or high.

Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. 40 percent chance of light snow near
 noon. Wind south 20 km/h gusting to 40. High 8. UV index 6 or high.
Tonight..Mainly cloudy. Wind up to 15 km/h. Low minus 2. Wind chill
 minus 4 overnight.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. 40 percent chance of light snow near
 noon. Wind becoming south 20 km/h gusting to 40 this afternoon.
 High 8. UV index 6 or high.
Tonight..Mainly cloudy. Wind up to 15 km/h. Low minus 2. Wind chill
 minus 4 overnight.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

Bayfield Inlet - Dunchurch.
Today..A mix of sun and cloud. Wind south 20 km/h gusting to 40.
 High 9. UV index 6 or high.
Tonight..Mainly cloudy. Low minus 1.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

South River - Burk's Falls.
Today..A mix of sun and cloud. 40 percent chance of light snow near
 noon. Wind south 20 km/h gusting to 40. High 9. UV index 6 or high.
Tonight..Mainly cloudy. Low minus 1.
Wednesday..Clearing in the morning. High 13. UV index 6 or high.

End
$$$$^^
FPCN11 CWTO 211500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Tuesday 21 April 2026 for
today and Wednesday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon. Wind south 20 km/h gusting to 40. High 10. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Wind south 20 km/h becoming light
 this evening. Low plus 3.
Wednesday..A mix of sun and cloud. High 15. UV index 6 or high.

Windsor - Leamington - Essex County.
Today..Becoming a mix of sun and cloud near noon. 30 percent chance
 of showers late this afternoon. Risk of a thunderstorm late this
 afternoon. Wind south 30 km/h gusting to 50. High 19. UV index 7 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening
 with risk of a thunderstorm. Low 7.
Wednesday..Increasing cloudiness early in the morning. High 20. UV
 index 6 or high.

Chatham-Kent - Rondeau Park.
Today..Becoming a mix of sun and cloud near noon. 30 percent chance
 of showers late this afternoon. Risk of a thunderstorm late this
 afternoon. Wind south 30 km/h gusting to 50. High 19. UV index 7 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening
 with risk of a thunderstorm. Low 7.
Wednesday..Increasing cloudiness early in the morning. High 20. UV
 index 6 or high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 18. UV index 6 or high.
Tonight..Mainly cloudy with 30 percent chance of showers this evening
 and risk of a thunderstorm. Clearing late this evening. Low 6.
Wednesday..Mainly sunny. High 14 except 8 near Lake Huron. UV index 7
 or high.

Watford - Pinery Park - Eastern Lambton County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 18. UV index 6 or high.
Tonight..Partly cloudy with 30 percent chance of showers this evening
 and risk of a thunderstorm. Clearing late this evening. Low plus 5.
Wednesday..Mainly sunny. High 16 except 9 near Lake Huron. UV index 7
 or high.

Rodney - Shedden - Western Elgin County.
Today..Becoming a mix of sun and cloud near noon. 30 percent chance
 of showers late this afternoon. Risk of a thunderstorm late this
 afternoon. Wind south 30 km/h gusting to 50. High 17. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening
 with risk of a thunderstorm. Low plus 2.
Wednesday..Increasing cloudiness early in the morning. High 19. UV
 index 6 or high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Becoming a mix of sun and cloud near noon. 30 percent chance
 of showers late this afternoon. Risk of a thunderstorm late this
 afternoon. Wind south 30 km/h gusting to 50. High 17. UV index 6 or
 high.
Tonight..Partly cloudy. 30 percent chance of showers this evening
 with risk of a thunderstorm. Low plus 2.
Wednesday..Increasing cloudiness early in the morning. High 19. UV
 index 6 or high.

Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 17. UV index 6 or high.
Tonight..Partly cloudy with 30 percent chance of showers this evening
 and risk of a thunderstorm. Clearing late this evening. Low plus 4.
Wednesday..Mainly sunny. High 18. UV index 7 or high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly cloudy. 30 percent chance of showers late this
 afternoon with risk of a thunderstorm. Wind south 30 km/h gusting to
 50. High 16. UV index 6 or high.
Tonight..Partly cloudy with 30 percent chance of showers this evening
 and risk of a thunderstorm. Clearing late this evening. Low plus 3.
Wednesday..Mainly sunny. High 18. UV index 7 or high.

Simcoe - Delhi - Norfolk.
Today..Mainly cloudy. 30 percent chance of showers this afternoon.
 Wind south 30 km/h gusting to 50. High 14. UV index 6 or high.
Tonight..Partly cloudy. 30 percent chance of showers early this
 evening. Clearing near midnight. Low plus 2.
Wednesday..Sunny. High 19. UV index 7 or high.

Continued in next message...

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