Subj : Southern Ontario Weather To : All From : Northern Realms Date : Fri May 31 2024 05:05:00 FPCN11 CWTO 310900 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 5:00 a.m. EDT Friday 31 May 2024 for today and Saturday. The next scheduled forecast will be issued at 11:00 a.m. EDT. City of Toronto. Today..Sunny. High 25. UV index 7 or high. Tonight..Clear. Low 12. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 24. UV index 1 or low. Windsor - Leamington - Essex County. Today..Sunny. High 25. UV index 8 or very high. Tonight..Clear. Low 13. Saturday..Mainly sunny. Increasing cloudiness in the afternoon then 30 percent chance of showers late in the afternoon. Wind becoming south 20 km/h in the morning. High 25. UV index 1 or low. Chatham-Kent - Rondeau Park. Today..Sunny. High 24. UV index 8 or very high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness in the afternoon then 30 percent chance of showers late in the afternoon. High 24. UV index 1 or low. Sarnia - Petrolia - Western Lambton County. Today..Sunny. High 25. UV index 8 or very high. Tonight..Clear. Low 8. Saturday..Mainly sunny. Increasing cloudiness in the afternoon then 30 percent chance of showers late in the afternoon. Wind becoming south 30 km/h in the morning. High 25. UV index 1 or low. Watford - Pinery Park - Eastern Lambton County. Today..Sunny. High 25. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. Increasing cloudiness in the afternoon then 30 percent chance of showers late in the afternoon. High 25. UV index 1 or low. Rodney - Shedden - Western Elgin County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 24. UV index 1 or low. St. Thomas - Aylmer - Eastern Elgin County. Today..Sunny. High 24 except 17 near Lake Erie. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 24 except 17 near Lake Erie. UV index 1 or low. Strathroy - Komoka - Western Middlesex County. Today..Sunny. High 25. UV index 8 or very high. Tonight..Clear. Low 7. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. London - Parkhill - Eastern Middlesex County. Today..Sunny. High 25. UV index 7 or high. Tonight..Clear. Low 7. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Simcoe - Delhi - Norfolk. Today..Sunny. High 24 except 17 near Lake Erie. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25 except 17 near Lake Erie. Humidex 27. UV index 1 or low. Dunnville - Caledonia - Haldimand. Today..Sunny. High 24 except 17 near Lake Erie. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25 except 17 near Lake Erie. UV index 1 or low. Woodstock - Tillsonburg - Oxford County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 7. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Brantford - County of Brant. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 7. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Niagara Falls - Welland - Southern Niagara Region. Today..Sunny. High 24 except 17 near Lake Erie. UV index 7 or high. Tonight..Clear. Low 12. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25 except 17 near Lake Erie. UV index 1 or low. St. Catharines - Grimsby - Northern Niagara Region. Today..Sunny. Wind becoming southwest 20 km/h late this afternoon. High 25. UV index 7 or high. Tonight..Clear. Wind southwest 20 km/h becoming light this evening. Low 12. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. City of Hamilton. Today..Sunny. High 25. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 26. UV index 1 or low. Burlington - Oakville. Today..Sunny. Wind becoming west 20 km/h this afternoon. High 25. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Halton Hills - Milton. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Mississauga - Brampton. Today..Sunny. Wind becoming west 20 km/h this afternoon. High 25. UV index 7 or high. Tonight..Clear. Low 12. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Caledon. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Vaughan - Richmond Hill - Markham. Today..Sunny. Wind becoming northwest 20 km/h this afternoon. High 25. UV index 7 or high. Tonight..Clear. Low 12. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Newmarket - Georgina - Northern York Region. Today..Sunny. Wind west 20 km/h becoming light this afternoon. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Pickering - Oshawa - Southern Durham Region. Today..Sunny. Wind becoming west 20 km/h this morning. High 24. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Uxbridge - Beaverton - Northern Durham Region. Today..Sunny. Wind west 20 km/h becoming light this afternoon. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Goderich - Bluewater - Southern Huron County. Today..Sunny. High 23. UV index 8 or very high. Tonight..Clear. Wind becoming south 20 km/h after midnight. Low 12. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Wingham - Blyth - Northern Huron County. Today..Sunny. High 23. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. Wind becoming south 20 km/h late in the morning. High 25. UV index 1 or low. Stratford - Mitchell - Southern Perth County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Listowel - Milverton - Northern Perth County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Kitchener - Cambridge - Region of Waterloo. Today..Sunny. High 23. UV index 7 or high. Tonight..Clear. Low 6. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Guelph - Erin - Southern Wellington County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 6. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Mount Forest - Arthur - Northern Wellington County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Orangeville - Grand Valley - Southern Dufferin County. Today..Sunny. High 26. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. High 25. UV index 1 or low. Shelburne - Mansfield - Northern Dufferin County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. UV index 1 or low. Innisfil - New Tecumseth - Angus. Today..Sunny. Wind west 20 km/h becoming light late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. Humidex 26. UV index 1 or low. Saugeen Shores - Kincardine - Southern Bruce County. Today..Sunny. High 22. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. Wind becoming south 20 km/h in the morning. High 22. UV index 1 or low. Bruce Peninsula - Sauble Beach - Tobermory. Today..Sunny. Wind becoming southwest 20 km/h this morning. High 24. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. Wind southwest 20 km/h becoming light late in the morning. High 25. UV index 1 or low. Hanover - Dundalk - Southern Grey County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. Wind becoming southwest 20 km/h late in the morning. High 25. UV index 1 or low. Owen Sound - Blue Mountains - Northern Grey County. Today..Sunny. High 24. UV index 7 or high. Tonight..Clear. Wind becoming south 20 km/h before morning. Low 10. Saturday..Mainly sunny. Increasing cloudiness in the afternoon. Wind south 20 km/h becoming light in the afternoon. High 25. UV index 1 or low. Barrie - Collingwood - Hillsdale. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 22. UV index 7 or high. Tonight..Clear. Wind northwest 20 km/h becoming light this evening. Low 10. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. Humidex 27. UV index 1 or low. Midland - Coldwater - Orr Lake. Today..Sunny. Wind becoming northwest 20 km/h this morning. High 21. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 24. Humidex 25. UV index 1 or low. Orillia - Lagoon City - Washago. Today..Sunny. Wind becoming northwest 30 km/h late this morning. High 23. UV index 7 or high. Tonight..Clear. Low 11. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 24. Humidex 25. UV index 1 or low. Cobourg - Colborne - Western Northumberland County. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 24. Humidex 25. UV index 7 or high. Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this evening. Low 8. Saturday..Mainly sunny. High 25. Humidex 26. UV index 1 or low. Belleville - Quinte West - Eastern Northumberland County. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 25. Humidex 26. UV index 7 or high. Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this evening. Low 8. Saturday..Mainly sunny. High 27. Humidex 28. UV index 1 or low. Picton - Sandbanks Park. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this evening. Low 8. Saturday..Mainly sunny. High 24. Humidex 25. UV index 1 or low. Napanee - Consecon. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 25. Humidex 26. UV index 7 or high. Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this evening. Low 8. Saturday..Mainly sunny. High 26. Humidex 27. UV index 1 or low. Kingston - Odessa - Frontenac Islands. Today..Sunny. Wind becoming southwest 20 km/h this afternoon. High 24. Humidex 25. UV index 7 or high. Tonight..Clear. Wind southwest 20 km/h becoming light this evening. Low 8. Saturday..Mainly sunny. High 24. Humidex 25. UV index 1 or low. Lindsay - Southern Kawartha Lakes. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 24. UV index 7 or high. Tonight..Clear. Wind northwest 20 km/h becoming light this evening. Low plus 4. Saturday..Mainly sunny. High 25. Humidex 26. UV index 1 or low. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Sunny. Wind becoming west 30 km/h this morning. High 24. UV index 7 or high. Tonight..Clear. Wind west 30 km/h becoming light this evening. Low plus 4. Saturday..Mainly sunny. High 25. Humidex 26. UV index 1 or low. Peterborough City - Lakefield - Southern Peterborough County. Today..Sunny. Wind becoming northwest 20 km/h gusting to 40 this morning. High 24. UV index 7 or high. Tonight..Clear. Wind northwest 20 km/h becoming light this evening. Low plus 4. Saturday..Mainly sunny. High 26. Humidex 27. UV index 1 or low. Apsley - Woodview - Northern Peterborough County. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 24. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low plus 4. Saturday..Mainly sunny. High 25. Humidex 26. UV index 1 or low. Stirling - Tweed - Madoc. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 25. UV index 7 or high. Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this evening. Low 7. Saturday..Mainly sunny. High 27. UV index 1 or low. Tamworth - Sydenham - South Frontenac. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning then becoming north 20 this afternoon. High 25. UV index 7 or high. Tonight..Clear. Low 7. Saturday..Mainly sunny. High 27. UV index 1 or low. Kaladar - Bannockburn - Bon Echo Park. Today..Sunny. Wind becoming northwest 20 km/h gusting to 40 this morning. High 24. UV index 7 or high. Tonight..Clear. Low plus 3. Saturday..Mainly sunny. High 26. Humidex 27. UV index 1 or low. Bancroft - Hastings Highlands - Denbigh. Today..Sunny. Wind becoming northwest 20 km/h gusting to 40 this morning. High 24. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low plus 3. Saturday..Mainly sunny. High 26. Humidex 27. UV index 1 or low. Gananoque - Mallorytown. Today..Sunny. Wind becoming southwest 20 km/h gusting to 40 late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Brockville - Prescott. Today..Sunny. Wind becoming northwest 20 km/h gusting to 40 late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Westport - Charleston Lake. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning then becoming north 20 this afternoon. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Merrickville-Wolford - Kemptville. Today..Sunny. Wind becoming northwest 20 km/h late this morning. High 24. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Ottawa North - Kanata - Orl‚ans. Today..Sunny. Wind becoming west 20 km/h this morning. High 24. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. High 26. Humidex 29. UV index 1 or low. Ottawa South - Richmond - Metcalfe. Today..Sunny. Wind becoming west 20 km/h this morning. High 24. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. High 26. Humidex 29. UV index 1 or low. Gatineau. Today..Sunny. Wind becoming northwest 20 km/h late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 7. Saturday..Mainly sunny. High 26. Humidex 28. UV index 1 or low. Prescott and Russell. Today..Sunny. Wind becoming west 20 km/h gusting to 40 late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. High 26. Humidex 29. UV index 1 or low. Morrisburg - Long Sault. Today..Sunny. Wind becoming northwest 20 km/h late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Cornwall - Lancaster. Today..Sunny. Wind becoming west 20 km/h gusting to 40 late this morning. High 24. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Winchester - Newington. Today..Sunny. Wind becoming northwest 20 km/h late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Maxville - Alexandria. Today..Sunny. Wind becoming west 20 km/h gusting to 40 late this morning. High 24. UV index 7 or high. Tonight..Clear. Low 9. Saturday..Mainly sunny. High 26. UV index 1 or low. Plevna - Sharbot Lake - Western Lanark County. Today..Sunny. Wind becoming west 20 km/h this morning then becoming north 20 gusting to 40. High 24. UV index 7 or high. Tonight..Clear. Wind northwest 20 km/h becoming light this evening. Low 8. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the afternoon. High 26. Humidex 27. UV index 1 or low. Smiths Falls - Perth - Eastern Lanark County. Today..Sunny. Wind becoming northwest 20 km/h this morning. High 24. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. High 26. Humidex 27. UV index 1 or low. Port Carling - Port Severn. Today..Sunny. Wind becoming northwest 30 km/h this morning. High 21. UV index 7 or high. Tonight..Clear. Low 10. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 25. Humidex 27. UV index 1 or low. Bracebridge - Gravenhurst. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 22. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low 7. Saturday..Mainly sunny. High 25. Humidex 27. UV index 1 or low. Town of Parry Sound - Rosseau - Killbear Park. Today..Sunny. Wind west 30 km/h. High 23. UV index 7 or high. Tonight..Clear. Low 8. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. High 24. UV index 1 or low. Huntsville - Baysville. Today..Sunny. Wind becoming west 20 km/h this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low 8. Saturday..Mainly sunny. High 24. UV index 1 or low. Haliburton - Minden - Southern Haliburton County. Today..Sunny. Wind becoming west 20 km/h this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low plus 3. Saturday..Mainly sunny. High 24. Humidex 25. UV index 1 or low. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Today..Sunny. Wind becoming west 20 km/h gusting to 40 this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low plus 3. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 24. Humidex 25. UV index 1 or low. Barry's Bay - Killaloe. Today..Sunny. Wind becoming northwest 20 km/h gusting to 40 this morning. High 25. UV index 7 or high. Tonight..Clear. Wind northwest 20 km/h becoming light this evening. Low 7. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 27. UV index 1 or low. Renfrew - Arnprior - Calabogie. Today..Sunny. Wind becoming northwest 30 km/h gusting to 50 late this morning. High 25. UV index 7 or high. Tonight..Clear. Wind northwest 20 km/h becoming light this evening. Low 7. Saturday..Mainly sunny. Wind becoming west 20 km/h in the afternoon. High 27. UV index 1 or low. Petawawa - Pembroke - Cobden. Today..Sunny. Wind becoming west 20 km/h gusting to 40 late this morning. High 25. UV index 7 or high. Tonight..Clear. Low 7. Saturday..Mainly sunny. High 27. UV index 1 or low. Western Algonquin Park - Lake of Two Rivers. Today..Sunny. Wind becoming west 20 km/h late this morning. High 23. UV index 7 or high. Tonight..Clear. Low plus 4. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 25. UV index 1 or low. Deep River - Whitney - Eastern Algonquin Park. Today..Sunny. Wind becoming northwest 20 km/h this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low plus 4. Saturday..Mainly sunny. Wind southwest 20 km/h becoming light in the afternoon. High 25. UV index 1 or low. Bayfield Inlet - Dunchurch. Today..Sunny. Wind becoming west 20 km/h late this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low 9. Saturday..Mainly sunny. Increasing cloudiness late in the afternoon. Wind becoming southwest 20 km/h late in the morning. High 25. UV index 1 or low. South River - Burk's Falls. Today..Sunny. Wind becoming west 20 km/h late this morning. High 23. UV index 7 or high. Tonight..Clear. Wind west 20 km/h becoming light this evening. Low 9. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 25. UV index 1 or low. End $$$$^^ --- up 19 hours, 58 minutes * Origin: Northern Realms (1:229/664) .