Subj : Southern Ontario Weather To : All From : Northern Realms Date : Wed May 22 2024 15:35:00 FPCN11 CWTO 221930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Wednesday 22 May 2024 for tonight Thursday and Thursday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Thursday. City of Toronto. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind south 20 km/h gusting to 40 becoming west 20 gusting to 60 late this evening then light before morning. Low 16. Thursday..Sunny. Wind becoming southwest 30 km/h gusting to 50 early in the afternoon. High 25. UV index 7 or high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 15. Windsor - Leamington - Essex County. Tonight..Partly cloudy with 40 percent chance of showers early this evening. Becoming clear late this evening and overnight. Risk of a thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming northwest 30 gusting to 50 this evening then light near midnight. Low 15. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning then light in the afternoon. High 26. UV index 8 or very high. Thursday night..Clear. Low 13. Chatham-Kent - Rondeau Park. Tonight..Partly cloudy. 40 percent chance of showers early this evening. Clearing overnight. Risk of a thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 diminishing to 20 this evening then becoming northwest 20 gusting to 40. Low 15. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning then light late in the afternoon. High 26. UV index 8 or very high. Thursday night..Clear. Low 13. Sarnia - Petrolia - Western Lambton County. Tonight..Partly cloudy with 40 percent chance of showers early this evening then clear. Risk of a thunderstorm early this evening. Wind southwest 40 km/h gusting to 60. Low 15. Thursday..Sunny. Wind west 30 km/h gusting to 50 becoming light early in the afternoon. High 24. Humidex 27. UV index 7 or high. Thursday night..Clear. Low 12. Watford - Pinery Park - Eastern Lambton County. Tonight..Partly cloudy. 40 percent chance of showers early this evening. Clearing before morning. Risk of a thunderstorm early this evening. Wind south 20 km/h gusting to 40 becoming northwest 20 after midnight then light before morning. Low 13. Thursday..Sunny. Wind becoming southwest 20 km/h in the morning. High 25. Humidex 26. UV index 7 or high. Thursday night..Clear. Wind southwest 20 km/h becoming light in the evening. Low 12. Rodney - Shedden - Western Elgin County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming light this evening. Low 15. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 26. UV index 8 or very high. Thursday night..Clear. Low 12. St. Thomas - Aylmer - Eastern Elgin County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 becoming south 20 early this evening then light this evening. Low 15. Thursday..Sunny. Wind becoming west 20 km/h gusting to 40 in the morning then south 30 early in the afternoon. High 26. UV index 8 or very high. Thursday night..Clear. Wind south 30 km/h becoming light early in the evening. Low 12. Strathroy - Komoka - Western Middlesex County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind southwest 30 km/h gusting to 70 becoming northwest 20 gusting to 40 late this evening then light after midnight. Low 13. Thursday..Sunny. Wind becoming west 20 km/h in the morning. High 25. UV index 8 or very high. Thursday night..Clear. Low 11. London - Parkhill - Eastern Middlesex County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind south 30 km/h gusting to 60 becoming northwest 20 this evening then light before morning. Low 14. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning then light in the afternoon. High 25. Humidex 27. UV index 8 or very high. Thursday night..Clear. Low 11. Simcoe - Delhi - Norfolk. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 diminishing to 20 gusting to 40 early this evening then becoming northwest 20 late this evening. Low 15. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 24. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h becoming light in the evening. Low 11. Dunnville - Caledonia - Haldimand. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind south 20 km/h gusting to 40 becoming light this evening. Low 16. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 26. Humidex 27. UV index 8 or very high. Thursday night..Clear. Low 12. Woodstock - Tillsonburg - Oxford County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 diminishing to 20 gusting to 40 early this evening then becoming northwest 20 gusting to 40 this evening. Low 14. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning then light late in the afternoon. High 25. Humidex 26. UV index 8 or very high. Thursday night..Clear. Low 11. Brantford - County of Brant. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 diminishing to 20 gusting to 40 early this evening then becoming northwest 20 gusting to 40 near midnight. Low 14. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 25. Humidex 26. UV index 8 or very high. Thursday night..Clear. Low 11. Niagara Falls - Welland - Southern Niagara Region. Tonight..Partly cloudy. 40 percent chance of showers this evening. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming light overnight. Low 17. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 near noon. High 20. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h becoming light early in the evening. Low 17. St. Catharines - Grimsby - Northern Niagara Region. Tonight..Partly cloudy. 40 percent chance of showers this evening. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming northwest 20 near midnight then light before morning. Low 17. Thursday..Sunny. Wind becoming west 20 km/h gusting to 40 in the morning. High 25. Humidex 27. UV index 7 or high. Thursday night..Clear. Wind southwest 20 km/h becoming light early in the evening. Low 14. City of Hamilton. Tonight..Partly cloudy. 40 percent chance of showers this evening. Risk of a severe thunderstorm early this evening. Wind south 20 km/h gusting to 40 becoming light this evening. Low 15. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 25. Humidex 27. UV index 8 or very high. Thursday night..Clear. Low 12. Burlington - Oakville. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 becoming northwest 20 late this evening then light before morning. Low 15. Thursday..Sunny. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 25. Humidex 27. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h. Low 13. Halton Hills - Milton. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming light early this evening. Low 15. Thursday..Sunny. Wind becoming west 20 km/h gusting to 40 in the morning. High 25. Humidex 27. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h gusting to 40. Low 13. Mississauga - Brampton. Tonight..Partly cloudy. 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind southwest 40 km/h gusting to 60 becoming northwest 30 late this evening. Low 15. Thursday..Sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 25. Humidex 27. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h becoming light late in the evening. Low 13. Caledon. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 20 km/h gusting to 50 becoming northwest 20 after midnight. Low 15. Thursday..Sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 25. Humidex 27. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h. Low 13. Vaughan - Richmond Hill - Markham. Tonight..Partly cloudy. 40 percent chance of showers this evening. Risk of a severe thunderstorm early this evening. Wind south 40 km/h gusting to 60 becoming southwest 20 this evening then light near midnight. Low 15. Thursday..Sunny. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 25. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind west 30 km/h. Low 13. Newmarket - Georgina - Northern York Region. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind south 30 km/h gusting to 50 becoming light late this evening. Low 15. Thursday..Mainly sunny. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 25. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light early in the evening. Low 13. Pickering - Oshawa - Southern Durham Region. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear before morning. Risk of a severe thunderstorm early this evening. Wind south 30 km/h gusting to 50 becoming northwest 20 gusting to 40 near midnight then light overnight. Low 15. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 25. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h gusting to 40 becoming light in the evening. Low 13. Uxbridge - Beaverton - Northern Durham Region. Tonight..Partly cloudy. 60 percent chance of showers this evening. Risk of a severe thunderstorm early this evening. Wind south 30 km/h gusting to 60 becoming northwest 20 gusting to 40 late this evening then light before morning. Low 15. Thursday..Mainly sunny. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 25. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light early in the evening. Low 13. Goderich - Bluewater - Southern Huron County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind south 30 km/h becoming west 30 early this evening. Low 13. Thursday..Sunny. Wind west 30 km/h becoming light late in the afternoon. High 23. UV index 7 or high. Thursday night..Clear. Low 12. Wingham - Blyth - Northern Huron County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind southwest 30 km/h gusting to 70 becoming light near midnight. Low 14. Thursday..Sunny. Wind becoming west 20 km/h gusting to 40 in the morning. High 23. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h gusting to 40 becoming light early in the evening. Low 11. Stratford - Mitchell - Southern Perth County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind south 30 km/h gusting to 60 becoming light early this evening. Wind becoming northwest 20 late this evening. Low 13. Thursday..Sunny. Wind becoming west 20 km/h gusting to 40 in the morning. High 23. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light early in the evening. Low 12. Listowel - Milverton - Northern Perth County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming northwest 20 near midnight then light after midnight. Low 13. Thursday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 23. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Low 12. Kitchener - Cambridge - Region of Waterloo. Tonight..Partly cloudy with 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind south 20 km/h gusting to 60 becoming northwest 20 gusting to 40 this evening. Low 13. Thursday..Sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 24. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light in the evening. Low 11. Guelph - Erin - Southern Wellington County. Tonight..Partly cloudy with 40 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming light before morning. Low 13. Thursday..Sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 24. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light in the evening. Low 11. Mount Forest - Arthur - Northern Wellington County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming light this evening. Low 13. Thursday..Mainly sunny. Wind becoming west 20 km/h gusting to 40 in the morning. High 21. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h gusting to 40 becoming light early in the evening. Low 11. Orangeville - Grand Valley - Southern Dufferin County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming northwest 20 after midnight then light before morning. Low 13. Thursday..Mainly sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 25. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light early in the evening. Low 9. Shelburne - Mansfield - Northern Dufferin County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 13. Thursday..Mainly sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 25. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light early in the evening. Low 9. Innisfil - New Tecumseth - Angus. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 20 km/h becoming light this evening. Low 13. Thursday..Mainly sunny. Wind becoming west 20 km/h gusting to 40 in the morning. High 25. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h gusting to 40 becoming light early in the evening. Low 9. Saugeen Shores - Kincardine - Southern Bruce County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind south 40 km/h gusting to 60 becoming west 30 early this evening. Low 12. Thursday..Sunny. Wind southwest 20 km/h gusting to 40. High 21. UV index 7 or high. Thursday night..Clear. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Low 10. Bruce Peninsula - Sauble Beach - Tobermory. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a thunderstorm early this evening. Wind southwest 20 km/h gusting to 40. Low 12. Thursday..Mainly sunny. Wind southwest 30 km/h gusting to 50. High 21. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy late in the evening. Wind southwest 30 km/h becoming light in the evening. Low 10. Hanover - Dundalk - Southern Grey County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind southwest 20 km/h gusting to 40 becoming light overnight. Low 13. Thursday..Mainly sunny. Wind west 20 km/h gusting to 40. High 23. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h gusting to 40 becoming light in the evening. Low 11. Owen Sound - Blue Mountains - Northern Grey County. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind south 30 km/h gusting to 50 becoming light early this evening. Wind becoming west 20 near midnight. Low 13. Thursday..Sunny. Wind west 20 km/h gusting to 40. High 18. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy in the evening. Low 11. Barrie - Collingwood - Hillsdale. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Low 12. Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Wind becoming west 30 km/h gusting to 50 in the morning. High 22. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h gusting to 40 becoming light early in the evening. Low 10. Midland - Coldwater - Orr Lake. Tonight..Partly cloudy with 60 percent chance of showers this evening. Becoming clear overnight. Risk of a severe thunderstorm early this evening. Wind south 20 km/h gusting to 40 becoming light early this evening. Low 12. Thursday..Mainly sunny. Wind becoming west 30 km/h gusting to 60 in the morning. High 22. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h gusting to 60. Low 10. Orillia - Lagoon City - Washago. Tonight..Partly cloudy with 60 percent chance of showers this evening. Clearing before morning. Risk of a severe thunderstorm early this evening. Wind becoming south 30 km/h early this evening then becoming northwest 30. Low 12. Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Wind northwest 30 km/h becoming southwest 20 early in the morning. High 22. UV index 7 or high. Thursday night..Clear. Wind becoming southwest 20 km/h after midnight then northwest 30. Low 10. Cobourg - Colborne - Western Northumberland County. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 17. Thursday..Sunny. Wind southwest 30 km/h gusting to 50. High 23. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 12. Belleville - Quinte West - Eastern Northumberland County. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 17. Thursday..Sunny. Wind southwest 30 km/h gusting to 50. High 23. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 12. Picton - Sandbanks Park. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 17. Thursday..Sunny. Wind southwest 30 km/h gusting to 50. High 23. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 12. Napanee - Consecon. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 17. Thursday..Sunny. Wind southwest 30 km/h gusting to 50. High 23. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 12. Kingston - Odessa - Frontenac Islands. Tonight..Mainly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind south 30 km/h gusting to 50 becoming light after midnight. Low 17. Thursday..Sunny. Wind southwest 30 km/h. High 23. Humidex 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h becoming light late in the evening. Low 12. Lindsay - Southern Kawartha Lakes. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Clearing before morning. Wind south 30 km/h gusting to 50 becoming northwest 20 gusting to 40 near midnight then light after midnight. Low 13. Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Wind becoming west 30 km/h gusting to 50 in the morning. High 23. Humidex 25. UV index 8 or very high. Thursday night..Clear. Wind west 20 km/h becoming light early in the evening. Low 10. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind west 20 km/h becoming south 20 early this evening then northwest 30 late this evening. Low 14. Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Wind west 30 km/h gusting to 50. High 22. UV index 8 or very high. Thursday night..Clear. Wind west 30 km/h gusting to 50 becoming light early in the evening. Low 12. Peterborough City - Lakefield - Southern Peterborough County. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind south 30 km/h gusting to 60 becoming light late this evening. Wind becoming northwest 20 after midnight. Low 12. Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Wind west 30 km/h gusting to 50. High 26. Humidex 27. UV index 8 or very high. Thursday night..Clear. Wind northwest 20 km/h becoming light in the evening. Low 10. Apsley - Woodview - Northern Peterborough County. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light late this evening. Wind becoming west 20 after midnight. Low 12. Thursday..A mix of sun and cloud. Wind west 30 km/h gusting to 50. High 26. Humidex 27. UV index 8 or very high. Thursday night..Clear. Wind west 30 km/h gusting to 50 becoming light late in the evening. Low 10. Stirling - Tweed - Madoc. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 60 becoming light near midnight. Low 16. Thursday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming west 30 km/h gusting to 50 in the morning. High 26. UV index 8 or very high. Thursday night..Clear. Wind west 30 km/h gusting to 50 becoming light in the evening. Low 13. Tamworth - Sydenham - South Frontenac. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind south 30 km/h gusting to 50 becoming light after midnight. Wind becoming west 20 before morning. Low 16. Thursday..Sunny. Wind southwest 20 km/h gusting to 40. High 26. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h gusting to 40 becoming light in the evening. Low 13. Kaladar - Bannockburn - Bon Echo Park. Tonight..Mainly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind south 30 km/h gusting to 60 becoming light near midnight. Low 12. Thursday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 25. Humidex 26. UV index 7 or high. Thursday night..Clear. Wind west 20 km/h becoming light in the evening. Low 12. Bancroft - Hastings Highlands - Denbigh. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light after midnight. Low 12. Thursday..A mix of sun and cloud. Wind west 30 km/h gusting to 50. High 25. Humidex 26. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h gusting to 50 becoming light late in the evening. Low 12. Gananoque - Mallorytown. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 18. Thursday..Sunny. Wind southwest 20 km/h gusting to 40. High 26. Humidex 28. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h gusting to 40 becoming light in the evening. Low 14. Brockville - Prescott. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light this evening. Low 18. Thursday..Clearing in the morning. Wind west 20 km/h gusting to 40. High 26. Humidex 28. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Low 14. Westport - Charleston Lake. Tonight..Mainly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind south 30 km/h gusting to 50 becoming light after midnight. Low 18. Thursday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind southwest 30 km/h gusting to 50. High 26. Humidex 28. UV index 8 or very high. Thursday night..Clearing in the evening. Wind southwest 20 km/h becoming light late in the evening. Low 14. Merrickville-Wolford - Kemptville. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 40 km/h gusting to 60 diminishing to 20 gusting to 40 early this evening. Low 18. Thursday..Mainly sunny. Wind southwest 30 km/h gusting to 50. High 26. Humidex 28. UV index 8 or very high. Thursday night..Clear. Wind southwest 20 km/h becoming light near midnight. Low 14. Ottawa North - Kanata - Orl‚ans. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 40 km/h gusting to 60 diminishing to 20 early this evening then becoming light late this evening. Low 19. Thursday..Sunny. Becoming a mix of sun and cloud near noon. Wind west 20 km/h gusting to 40. High 26. Humidex 27. UV index 7 or high. Thursday night..Clear. Increasing cloudiness overnight. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Wind becoming west 30 before morning. Low 14. Ottawa South - Richmond - Metcalfe. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 40 km/h gusting to 60 diminishing to 20 early this evening then becoming light late this evening. Low 19. Thursday..Sunny. Becoming a mix of sun and cloud near noon. Wind west 20 km/h gusting to 40. High 26. Humidex 27. UV index 7 or high. Thursday night..Clear. Increasing cloudiness overnight. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Wind becoming west 30 before morning. Low 14. Gatineau. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind becoming southwest 20 km/h gusting to 40 then light this evening. Low 17. Thursday..Mainly sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 26. Humidex 28. UV index 7 or high. Thursday night..A few clouds. Wind southwest 30 km/h. Low 13. Prescott and Russell. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50. Low 19. Thursday..Mainly sunny. Wind west 30 km/h gusting to 50. High 26. Humidex 28. UV index 7 or high. Thursday night..Clearing in the evening. Wind southwest 20 km/h becoming light in the evening. Low 13. Morrisburg - Long Sault. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light late this evening. Wind becoming southwest 30 gusting to 50 after midnight. Low 18. Thursday..Clearing in the morning. Wind southwest 30 km/h gusting to 50. High 27. Humidex 29. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 13. Cornwall - Lancaster. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind becoming southwest 20 km/h early this evening. Low 18. Thursday..Clearing in the morning. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 27. Humidex 29. UV index 8 or very high. Thursday night..Clear. Becoming partly cloudy before morning. Wind southwest 30 km/h gusting to 50 becoming light overnight. Low 13. Winchester - Newington. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 60 becoming light late this evening. Wind becoming southwest 20 after midnight. Low 18. Thursday..Clearing in the morning. Wind southwest 30 km/h gusting to 50. High 27. Humidex 29. UV index 8 or very high. Thursday night..Clear. Becoming partly cloudy before morning. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 13. Maxville - Alexandria. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light late this evening. Wind becoming southwest 20 after midnight. Low 18. Thursday..Clearing in the morning. Wind southwest 30 km/h gusting to 50. High 27. Humidex 29. UV index 8 or very high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 13. Plevna - Sharbot Lake - Western Lanark County. Tonight..Partly cloudy. 40 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 30 km/h gusting to 60 becoming light late this evening. Low 15. Thursday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind southwest 30 km/h gusting to 50. High 26. UV index 7 or high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 14. Smiths Falls - Perth - Eastern Lanark County. Tonight..Partly cloudy with 40 percent chance of showers and risk of a severe thunderstorm. Wind south 30 km/h gusting to 50 becoming light after midnight. Low 15. Thursday..Sunny. Becoming a mix of sun and cloud near noon. Wind southwest 30 km/h gusting to 50. High 26. UV index 7 or high. Thursday night..Clearing in the evening. Wind west 20 km/h becoming light late in the evening. Low 14. Port Carling - Port Severn. Tonight..A few showers ending this evening then partly cloudy with 40 percent chance of showers. Showers or thunderstorms early this evening. Clearing overnight. Risk of a severe thunderstorm early this evening. Wind south 30 km/h becoming west 20 this evening. Low 12. Thursday..Mainly sunny. Wind west 20 km/h gusting to 40. High 22. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h. Low 11. Bracebridge - Gravenhurst. Tonight..A few showers or afternoon thunderstorms then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind southwest 20 km/h gusting to 40 becoming light early this evening. Low 12. Thursday..Mainly sunny. Wind becoming west 30 km/h gusting to 50 in the morning. High 22. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 11. Town of Parry Sound - Rosseau - Killbear Park. Tonight..A few showers or thunderstorms ending early this evening then partly cloudy with 40 percent chance of showers. Clearing overnight. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h. Low 12. Thursday..Mainly sunny. Wind southwest 30 km/h gusting to 50. High 22. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy near midnight. Wind west 30 km/h. Low 11. Huntsville - Baysville. Tonight..A few showers or afternoon thunderstorms then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind south 20 km/h becoming light early this evening. Low 12. Thursday..Mainly sunny. Wind becoming west 30 km/h gusting to 60 in the morning. High 22. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy after midnight. Wind west 30 km/h gusting to 60 becoming light late in the evening. Low 11. Haliburton - Minden - Southern Haliburton County. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 20 km/h becoming light after midnight. Low 11. Thursday..A mix of sun and cloud. Clearing late in the afternoon. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 20. UV index 7 or high. Thursday night..Clear. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 12. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Tonight..A few showers or afternoon thunderstorms then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming light after midnight. Low 11. Thursday..A mix of sun and cloud. Clearing late in the afternoon. Wind becoming west 30 km/h gusting to 60 in the morning. High 20. UV index 7 or high. Thursday night..Clear. Wind west 30 km/h gusting to 60. Low 12. Barry's Bay - Killaloe. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind south 40 km/h gusting to 60 becoming southwest 20 gusting to 40 early this evening then light after midnight. Low 14. Thursday..Mainly sunny. Wind southwest 30 km/h gusting to 60. High 25. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy after midnight. Wind southwest 30 km/h gusting to 60. Low 15. Renfrew - Arnprior - Calabogie. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind south 20 km/h gusting to 60 becoming light early this evening. Wind becoming southwest 20 gusting to 40 this evening. Low 14. Thursday..Sunny. Becoming a mix of sun and cloud near noon. Wind southwest 30 km/h gusting to 60. High 25. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy after midnight. Wind southwest 30 km/h gusting to 60. Low 15. Petawawa - Pembroke - Cobden. Tonight..Partly cloudy. 60 percent chance of showers this evening with risk of a severe thunderstorm. Wind southwest 20 km/h. Low 14. Thursday..A mix of sun and cloud. Becoming sunny late in the afternoon. Wind southwest 30 km/h gusting to 50. High 24. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy after midnight. Wind southwest 30 km/h. Low 15. Western Algonquin Park - Lake of Two Rivers. Tonight..A few showers or afternoon thunderstorms then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming light early this evening. Wind becoming west 20 overnight. Low 11. Thursday..A mix of sun and cloud. Clearing late in the afternoon. Wind southwest 30 km/h gusting to 60. High 20. UV index 6 or high. Thursday night..Clear. Becoming partly cloudy after midnight. Wind southwest 30 km/h gusting to 60. Low 13. Deep River - Whitney - Eastern Algonquin Park. Tonight..A few showers or afternoon thunderstorms then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind south 40 km/h gusting to 60 becoming southwest 20 gusting to 40 early this evening. Low 11. Thursday..A mix of sun and cloud. Becoming sunny in the afternoon. Wind becoming southwest 30 km/h gusting to 60 in the morning. High 21. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy after midnight. Wind southwest 30 km/h gusting to 60. Low 12. Bayfield Inlet - Dunchurch. Tonight..A few showers or thunderstorms ending early this evening then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind south 20 km/h becoming light this evening. Low 11. Thursday..Mainly sunny. Wind southwest 30 km/h gusting to 60. High 21. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy late in the evening. Wind southwest 30 km/h gusting to 60 becoming light overnight. Low 12. South River - Burk's Falls. Tonight..A few showers or thunderstorms ending early this evening then partly cloudy with 40 percent chance of showers. Risk of a severe thunderstorm early this evening. Wind south 20 km/h becoming light this evening. Low 11. Thursday..Mainly sunny. Wind southwest 30 km/h gusting to 60. High 21. UV index 7 or high. Thursday night..Clear. Becoming partly cloudy late in the evening. Wind southwest 30 km/h gusting to 60 becoming light overnight. Low 12. End $$$$^^ --- up 1 week, 1 day, 23 hours, 25 minutes * Origin: Northern Realms (1:229/664) .