Subj : Southern Ontario Weather To : All From : Northern Realms Date : Sun May 05 2024 15:35:00 FPCN11 CWTO 051930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Sunday 5 May 2024 for tonight Monday and Monday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Monday. City of Toronto. Tonight..Cloudy with 40 percent chance of showers early this evening then partly cloudy. Risk of a thunderstorm early this evening. Low 7. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low 9. Windsor - Leamington - Essex County. Tonight..Cloudy with 40 percent chance of showers early this evening then partly cloudy. Wind northeast 30 km/h gusting to 50 becoming light this evening. Low 7. Monday..Mainly sunny. Wind becoming northeast 20 km/h in the morning. High 21 except 14 near Lake Erie. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy after midnight. Low plus 4. Chatham-Kent - Rondeau Park. Tonight..Mainly cloudy. 40 percent chance of showers early this evening. Wind north 30 km/h gusting to 50 becoming light early this evening. Low plus 5. Monday..Sunny. High 20 except 14 near Lake Erie. UV index 8 or very high. Monday night..Clear. Low plus 4. Sarnia - Petrolia - Western Lambton County. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind north 20 km/h becoming light early this evening. Low plus 5. Monday..Sunny. High 19 except 13 near Lake Huron. UV index 8 or very high. Monday night..Clear. Low plus 4. Watford - Pinery Park - Eastern Lambton County. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind north 20 km/h becoming light early this evening. Low plus 4. Monday..Sunny. High 19 except 13 near Lake Huron. UV index 8 or very high. Monday night..Clear. Low plus 4. Rodney - Shedden - Western Elgin County. Tonight..Mainly cloudy. 40 percent chance of showers early this evening. Wind north 20 km/h becoming light early this evening. Low plus 5. Monday..Sunny. High 20 except 14 near Lake Erie. UV index 8 or very high. Monday night..Clear. Low plus 4. St. Thomas - Aylmer - Eastern Elgin County. Tonight..Cloudy with 40 percent chance of showers early this evening then partly cloudy. Risk of a thunderstorm early this evening. Wind northwest 20 km/h becoming light early this evening. Low plus 5. Monday..Sunny. High 20 except 14 near Lake Erie. UV index 8 or very high. Monday night..Clear. Low plus 4. Strathroy - Komoka - Western Middlesex County. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind north 20 km/h becoming light early this evening. Low plus 4. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low plus 4. London - Parkhill - Eastern Middlesex County. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind northwest 20 km/h becoming light early this evening. Low plus 3 with risk of frost. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low plus 4. Simcoe - Delhi - Norfolk. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Low plus 5. Monday..Sunny. High 20 except 14 near Lake Erie. UV index 8 or very high. Monday night..Clear. Low plus 4. Dunnville - Caledonia - Haldimand. Tonight..Cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Low plus 5. Monday..Sunny. High 20 except 14 near Lake Erie. UV index 8 or very high. Monday night..Clear. Low plus 5. Woodstock - Tillsonburg - Oxford County. Tonight..Cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low plus 3 with risk of frost. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low plus 4. Brantford - County of Brant. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind northwest 20 km/h becoming light early this evening. Low plus 3 with risk of frost. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low plus 4. Niagara Falls - Welland - Southern Niagara Region. Tonight..Cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Low 7. Monday..Clearing in the morning. High 19. UV index 8 or very high. Monday night..Clear. Low 6. St. Catharines - Grimsby - Northern Niagara Region. Tonight..Cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light early this evening. Low 7. Monday..Clearing in the morning. High 20. UV index 8 or very high. Monday night..Clear. Low 6. City of Hamilton. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Low plus 5. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low 6. Burlington - Oakville. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Low 7. Monday..Sunny. High 20 except 15 near Lake Ontario. UV index 8 or very high. Monday night..Clear. Low 7. Halton Hills - Milton. Tonight..Cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low plus 5. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low 6. Mississauga - Brampton. Tonight..Cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low 6. Monday..Sunny. Wind north 20 km/h becoming light in the morning. High 20. UV index 8 or very high. Monday night..Clear. Low 6. Caledon. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low 6. Vaughan - Richmond Hill - Markham. Tonight..Cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low 6. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 5. Newmarket - Georgina - Northern York Region. Tonight..Mainly cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low plus 5. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 4. Pickering - Oshawa - Southern Durham Region. Tonight..Cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing late this evening. Low plus 5. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low 7. Uxbridge - Beaverton - Northern Durham Region. Tonight..Mainly cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low plus 5. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 4. Goderich - Bluewater - Southern Huron County. Tonight..Clearing early this evening. Wind north 20 km/h gusting to 40 becoming light early this evening. Low plus 3. Monday..Sunny. High 18 except 12 near Lake Huron. UV index 7 or high. Monday night..Clear. Low plus 5. Wingham - Blyth - Northern Huron County. Tonight..Clearing early this evening. Wind north 20 km/h gusting to 40 becoming light early this evening. Low plus 3. Monday..Sunny. High 18 except 12 near Lake Huron. UV index 7 or high. Monday night..Clear. Low plus 4. Stratford - Mitchell - Southern Perth County. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. High 19. UV index 8 or very high. Monday night..Clear. Low plus 4. Listowel - Milverton - Northern Perth County. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low plus 4. Kitchener - Cambridge - Region of Waterloo. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind northwest 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low plus 4. Guelph - Erin - Southern Wellington County. Tonight..Mainly cloudy. 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. High 20. UV index 8 or very high. Monday night..Clear. Low plus 4. Mount Forest - Arthur - Northern Wellington County. Tonight..Partly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 2. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low plus 4. Orangeville - Grand Valley - Southern Dufferin County. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low 6. Shelburne - Mansfield - Northern Dufferin County. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low 6. Innisfil - New Tecumseth - Angus. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 4. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low plus 1. Saugeen Shores - Kincardine - Southern Bruce County. Tonight..Clearing early this evening. Low plus 3. Monday..Sunny. High 18 except 12 near Lake Huron. UV index 7 or high. Monday night..Clear. Low plus 3. Bruce Peninsula - Sauble Beach - Tobermory. Tonight..Clear. Low plus 4. Monday..Sunny. High 15. UV index 7 or high. Monday night..Clear. Low plus 3. Hanover - Dundalk - Southern Grey County. Tonight..Clearing early this evening. Low plus 3. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low plus 4. Owen Sound - Blue Mountains - Northern Grey County. Tonight..Clear. Wind northwest 20 km/h gusting to 40 becoming light near midnight. Low plus 3. Monday..Sunny. High 15. UV index 7 or high. Monday night..Clear. Low plus 5. Barrie - Collingwood - Hillsdale. Tonight..Clearing early this evening. Wind northwest 20 km/h becoming light early this evening. Low plus 4. Monday..Sunny. High 17. UV index 7 or high. Monday night..Clear. Low plus 4. Midland - Coldwater - Orr Lake. Tonight..Clearing early this evening. Low plus 5. Monday..Sunny. High 15. UV index 7 or high. Monday night..Clear. Low 6. Orillia - Lagoon City - Washago. Tonight..Clearing early this evening. Low plus 5. Monday..Sunny. High 17. UV index 7 or high. Monday night..Clear. Low 6. Cobourg - Colborne - Western Northumberland County. Tonight..Cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Clearing overnight. Low 6. Monday..Sunny. High 21 except 14 near Lake Ontario. UV index 7 or high. Monday night..Clear. Low 7. Belleville - Quinte West - Eastern Northumberland County. Tonight..Cloudy with 40 percent chance of showers this evening. Clearing overnight. Low 7. Monday..Sunny. High 21 except 14 near Lake Ontario. UV index 7 or high. Monday night..Clear. Low 7. Picton - Sandbanks Park Napanee - Consecon. Tonight..Cloudy with 40 percent chance of showers this evening. Clearing overnight. Low 8. Monday..Sunny. High 19 except 14 near Lake Ontario. UV index 7 or high. Monday night..Clear. Low 7. Kingston - Odessa - Frontenac Islands. Tonight..Cloudy. 40 percent chance of showers this evening. Becoming partly cloudy overnight. Wind south 20 km/h becoming light early this evening. Low 9. Monday..Sunny. High 19 except 14 near Lake Ontario. UV index 7 or high. Monday night..Clear. Low 7. Lindsay - Southern Kawartha Lakes. Tonight..Mainly cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing this evening. Low plus 5. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 5. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 4. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 5. Peterborough City - Lakefield - Southern Peterborough County. Tonight..Cloudy with 40 percent chance of showers early this evening and risk of a thunderstorm. Clearing late this evening. Low plus 5. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 5. Apsley - Woodview - Northern Peterborough County. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 4. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 5. Stirling - Tweed - Madoc. Tonight..Cloudy with 40 percent chance of showers this evening. Clearing overnight. Low 6. Monday..Sunny. High 21. UV index 7 or high. Monday night..Clear. Low 6. Tamworth - Sydenham - South Frontenac. Tonight..Cloudy. 40 percent chance of showers this evening. Clearing before morning. Wind south 20 km/h becoming light early this evening. Low 9. Monday..Sunny. High 21. UV index 7 or high. Monday night..Clear. Low 7. Kaladar - Bannockburn - Bon Echo Park. Tonight..Cloudy. 40 percent chance of showers early this evening. Clearing before morning. Low plus 5. Monday..Sunny. High 21. UV index 7 or high. Monday night..Clear. Low plus 2. Bancroft - Hastings Highlands - Denbigh. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 4. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 2. Gananoque - Mallorytown. Tonight..Mainly cloudy with 40 percent chance of showers. Wind south 20 km/h gusting to 40 becoming light early this evening. Wind becoming southwest 20 after midnight. Low 11. Monday..Sunny. High 22. UV index 7 or high. Monday night..Clear. Low 6. Brockville - Prescott. Tonight..Cloudy with 40 percent chance of showers. Wind southwest 20 km/h becoming light early this evening. Low 11. Monday..Sunny. High 22. UV index 7 or high. Monday night..Clear. Low 6. Westport - Charleston Lake. Tonight..Cloudy with 40 percent chance of showers. Clearing before morning. Wind southwest 20 km/h becoming light early this evening. Low 11. Monday..Sunny. High 22. UV index 7 or high. Monday night..Clear. Low 6. Merrickville-Wolford - Kemptville. Tonight..Cloudy with 40 percent chance of showers. Becoming partly cloudy before morning. Wind southwest 20 km/h gusting to 40 becoming light this evening. Low 11. Monday..Sunny. Wind becoming northwest 20 km/h early in the afternoon. High 22. UV index 7 or high. Monday night..Clear. Low 6. Ottawa North - Kanata - Orl‚ans. Tonight..Cloudy. 40 percent chance of showers this evening. Becoming partly cloudy overnight. Wind southwest 20 km/h becoming light this evening. Low 11. Monday..Sunny. Wind becoming west 20 km/h late in the afternoon. High 21. UV index 7 or high. Monday night..Clear. Low 6. Ottawa South - Richmond - Metcalfe. Tonight..Cloudy. 40 percent chance of showers this evening. Becoming partly cloudy overnight. Wind southwest 20 km/h becoming light this evening. Low 11. Monday..Sunny. Wind becoming west 20 km/h late in the afternoon. High 21. UV index 7 or high. Monday night..Clear. Low 6. Gatineau. Tonight..Cloudy. 40 percent chance of showers this evening. Low 11. Monday..A mix of sun and cloud. Clearing late in the morning. Wind becoming west 20 km/h near noon. High 21. UV index 7 or high. Monday night..A few clouds. Low plus 5. Prescott and Russell. Tonight..Cloudy. 40 percent chance of showers this evening. Wind southwest 20 km/h becoming light early this evening. Low 11. Monday..Sunny. Wind becoming west 20 km/h near noon. High 21. UV index 7 or high. Monday night..Clear. Low 6. Morrisburg - Long Sault. Tonight..Cloudy with 40 percent chance of showers. Wind southwest 20 km/h becoming light early this evening. Low 11. Monday..Clearing in the morning. Wind becoming west 20 km/h late in the morning. High 21. UV index 7 or high. Monday night..Clear. Low 6. Cornwall - Lancaster. Tonight..Cloudy with 40 percent chance of showers. Low 11. Monday..Clearing in the morning. Wind becoming west 20 km/h near noon. High 21. UV index 7 or high. Monday night..Clear. Low 6. Winchester - Newington. Tonight..Cloudy with 40 percent chance of showers. Wind southwest 20 km/h becoming light early this evening. Low 11. Monday..Sunny. Wind becoming northwest 20 km/h near noon. High 21. UV index 7 or high. Monday night..Clear. Low 6. Maxville - Alexandria. Tonight..Cloudy with 40 percent chance of showers. Wind southwest 20 km/h becoming light early this evening. Low 11. Monday..Clearing in the morning. Wind becoming west 20 km/h near noon. High 21. UV index 7 or high. Monday night..Clear. Low 6. Plevna - Sharbot Lake - Western Lanark County. Tonight..Cloudy with 40 percent chance of showers this evening. Clearing overnight. Low 6. Monday..Sunny. Wind northwest 20 km/h becoming light in the morning. High 21. UV index 7 or high. Monday night..Clear. Low plus 5. Smiths Falls - Perth - Eastern Lanark County. Tonight..Cloudy. 40 percent chance of showers this evening. Clearing before morning. Wind southwest 20 km/h becoming light this evening. Low 10. Monday..Sunny. High 21. UV index 7 or high. Monday night..Clear. Low 6. Port Carling - Port Severn. Tonight..Clearing early this evening. Low plus 3. Monday..Sunny. High 17. UV index 7 or high. Monday night..Clear. Low plus 5. Bracebridge - Gravenhurst. Tonight..Clearing early this evening. Wind west 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. High 19. UV index 7 or high. Monday night..Clear. Low plus 3. Town of Parry Sound - Rosseau - Killbear Park. Tonight..Clearing early this evening. Low plus 3. Monday..Sunny. High 17. UV index 7 or high. Monday night..Clear. Low plus 3. Huntsville - Baysville. Tonight..Clearing early this evening. Low plus 3. Monday..Sunny. Wind north 20 km/h. High 19. UV index 7 or high. Monday night..Clear. Low plus 3. Haliburton - Minden - Southern Haliburton County. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind west 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. Wind north 20 km/h becoming light near noon. High 20. UV index 7 or high. Monday night..Clear. Low plus 3. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind west 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. Wind becoming northwest 20 km/h early in the afternoon. High 19. UV index 7 or high. Monday night..Clear. Low plus 3. Barry's Bay - Killaloe. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind southwest 20 km/h becoming light early this evening. Low plus 5. Monday..Sunny. Wind north 20 km/h becoming light early in the afternoon. High 20. UV index 7 or high. Monday night..Clear. Low plus 3. Renfrew - Arnprior - Calabogie. Tonight..Cloudy with 40 percent chance of showers early this evening. Clearing late this evening. Wind southwest 20 km/h becoming light early this evening. Low 6. Monday..Sunny. Wind northwest 20 km/h. High 21. UV index 7 or high. Monday night..Clear. Low plus 3. Petawawa - Pembroke - Cobden. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low 6. Monday..Sunny. High 20. UV index 7 or high. Monday night..Clear. Low plus 3. Western Algonquin Park - Lake of Two Rivers. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Low plus 3. Monday..Sunny. Wind northwest 20 km/h becoming light near noon. High 19. UV index 7 or high. Monday night..Clear. Low zero. Deep River - Whitney - Eastern Algonquin Park. Tonight..Mainly cloudy with 40 percent chance of showers early this evening. Clearing this evening. Wind southwest 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. Wind northwest 20 km/h becoming light in the afternoon. High 19. UV index 7 or high. Monday night..Clear. Low zero. Bayfield Inlet - Dunchurch. Tonight..Clear. Wind west 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. Wind becoming northwest 20 km/h in the morning. High 17. UV index 7 or high. Monday night..Clear. Low plus 4. South River - Burk's Falls. Tonight..Clear. Wind west 20 km/h becoming light early this evening. Low plus 3. Monday..Sunny. Wind becoming northwest 20 km/h in the morning. High 19. UV index 7 or high. Monday night..Clear. Low plus 4. End $$$$^^ --- up 5 days, 18 hours, 16 minutes * Origin: Northern Realms (1:229/664) .