Subj : [1/2] Southern Ontario Weather To : All From : Northern Realms Date : Sat May 16 2026 11:05:02 FPCN11 CWTO 161500 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 11:00 a.m. EDT Saturday 16 May 2026 for today and Sunday. The next scheduled forecast will be issued at 3:30 p.m. EDT. City of Toronto. Today..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 early this afternoon. High 23. Humidex 26. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind southwest 20 km/h becoming light late this evening. Low 13. Sunday..Mainly sunny. High 23. UV index 8 or very high. Windsor - Leamington - Essex County. Today..Showers ending this afternoon then a mix of sun and cloud with 40 percent chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 26. Humidex 32. UV index 7 or high. Tonight..Clear. Increasing cloudiness near midnight. Wind southwest 30 km/h. Low 14. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon with risk of a thunderstorm. Wind southwest 30 km/h becoming light early in the morning. Wind becoming south 30 gusting to 50 near noon. High 26. Humidex 31. UV index 8 or very high. Chatham-Kent - Rondeau Park. Today..Showers ending this afternoon then a mix of sun and cloud with 40 percent chance of showers. Risk of a thunderstorm. Wind south 30 km/h gusting to 50. High 24. Humidex 30. UV index 3 or moderate. Tonight..A few clouds. Increasing cloudiness after midnight. Wind south 30 km/h gusting to 50 becoming light late this evening. Low 12. Sunday..Becoming a mix of sun and cloud in the morning. 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. High 26. Humidex 31. UV index 8 or very high. Sarnia - Petrolia - Western Lambton County. Today..Showers ending this afternoon then a mix of sun and cloud with 40 percent chance of showers. Risk of a thunderstorm. Wind south 30 km/h gusting to 50. High 24. Humidex 30. UV index 6 or high. Tonight..Clear. Becoming partly cloudy overnight. Wind southwest 30 km/h becoming light overnight. Low 10. Sunday..Mainly cloudy. 30 percent chance of showers late in the afternoon with risk of a thunderstorm. High 25. Humidex 30. UV index 7 or high. Watford - Pinery Park - Eastern Lambton County. Today..Showers ending this afternoon then mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm. Wind west 30 km/h gusting to 60. High 24. Humidex 30. UV index 7 or high. Tonight..Mainly cloudy. Wind west 30 km/h gusting to 60 becoming light overnight. Low 10. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon with risk of a thunderstorm. High 25. Humidex 30. UV index 8 or very high. Rodney - Shedden - Western Elgin County. Today..A mix of sun and cloud with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 22. Humidex 27. UV index 8 or very high. Tonight..A few clouds. Increasing cloudiness after midnight. Wind southwest 30 km/h gusting to 50 becoming light late this evening. Low 12. Sunday..Cloudy. Becoming a mix of sun and cloud near noon with 30 percent chance of showers late in the afternoon. High 22. Humidex 26. UV index 8 or very high. St. Thomas - Aylmer - Eastern Elgin County. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 22. Humidex 27. UV index 8 or very high. Tonight..Partly cloudy. Wind southwest 20 km/h gusting to 40 becoming light this evening. Low 12. Sunday..Mainly cloudy. 30 percent chance of showers late in the afternoon. High 22. Humidex 26. UV index 8 or very high. Strathroy - Komoka - Western Middlesex County. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 24. Humidex 30. UV index 7 or high. Tonight..Clear. Becoming partly cloudy overnight. Wind southwest 20 km/h becoming light late this evening. Low 12. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon. Wind becoming south 20 km/h gusting to 40 late in the afternoon. High 26. Humidex 30. UV index 7 or high. London - Parkhill - Eastern Middlesex County. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 23. Humidex 29. UV index 3 or moderate. Tonight..Partly cloudy. Wind southwest 20 km/h becoming light this evening. Low 12. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon. Wind becoming south 20 km/h late in the afternoon. High 26. Humidex 30. UV index 8 or very high. Simcoe - Delhi - Norfolk. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 21. UV index 3 or moderate. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 30 km/h gusting to 60 becoming light late this evening. Low 12. Sunday..Mainly cloudy. 30 percent chance of showers late in the afternoon. High 21. Humidex 26. UV index 8 or very high. Dunnville - Caledonia - Haldimand. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 70. High 21. Humidex 26. UV index 7 or high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light late this evening. Low 12. Sunday..Clearing in the morning. High 21. Humidex 25. UV index 8 or very high. Woodstock - Tillsonburg - Oxford County. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 22. Humidex 25. UV index 7 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light late this evening. Low 12. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon. Wind becoming south 20 km/h late in the afternoon. High 26. Humidex 28. UV index 8 or very high. Brantford - County of Brant. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 70. High 22. Humidex 25. UV index 7 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. Low 12. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon. Wind southwest 30 km/h becoming light early in the morning. High 26. Humidex 28. UV index 8 or very high. Niagara Falls - Welland - Southern Niagara Region. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 60. High 21. Humidex 25. UV index 8 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind west 30 km/h gusting to 60. Low 12. Sunday..A mix of sun and cloud. Wind southwest 20 km/h becoming light in the morning. High 20. UV index 8 or very high. St. Catharines - Grimsby - Northern Niagara Region. Today..Mainly cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 60. High 21. Humidex 25. UV index 7 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind west 30 km/h gusting to 60. Low 10. Sunday..Clearing in the morning. Wind southwest 20 km/h becoming light in the morning. High 22. UV index 8 or very high. City of Hamilton. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 70. High 22. Humidex 26. UV index 3 or moderate. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light late this evening. Low 11. Sunday..Mainly sunny. High 24. UV index 8 or very high. Burlington - Oakville. Today..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 22. Humidex 25. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind southwest 20 km/h gusting to 40. Low 12. Sunday..Mainly sunny. High 17. UV index 8 or very high. Halton Hills - Milton. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 60. High 23. Humidex 26. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h becoming light this evening. Low 12. Sunday..Sunny. Becoming a mix of sun and cloud late in the morning. High 24. UV index 8 or very high. Mississauga - Brampton. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 23. Humidex 26. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind southwest 20 km/h becoming light this evening. Low 12. Sunday..Mainly sunny. High 24. UV index 8 or very high. Caledon. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 22. Humidex 25. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h becoming light this evening. Low 11. Sunday..Mainly sunny. Increasing cloudiness in the afternoon. Wind becoming southeast 20 km/h late in the afternoon. High 23. UV index 8 or very high. Vaughan - Richmond Hill - Markham. Today..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 23. Humidex 26. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h becoming light this evening. Low 11. Sunday..Mainly sunny. High 25. UV index 8 or very high. Newmarket - Georgina - Northern York Region. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 23. Humidex 25. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h becoming light early this evening. Low 10. Sunday..Mainly sunny. High 24. UV index 8 or very high. Pickering - Oshawa - Southern Durham Region. Today..Mainly cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 20. UV index 8 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Low 11. Sunday..Mainly sunny. High 22. UV index 8 or very high. Uxbridge - Beaverton - Northern Durham Region. Today..Cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 21. UV index 6 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind west 20 km/h becoming light early this evening. Low 10. Sunday..Mainly sunny. High 24. UV index 8 or very high. Goderich - Bluewater - Southern Huron County. Today..Cloudy. 70 percent chance of showers early this afternoon then 30 percent chance of showers this afternoon. Clearing this afternoon. Risk of a thunderstorm. Wind south 30 km/h gusting to 50. High 23. Humidex 28. UV index 3 or moderate. Tonight..Clear. Wind south 30 km/h becoming light late this evening. Low 10. Sunday..Increasing cloudiness early in the morning. 30 percent chance of showers late in the afternoon. Wind becoming northwest 20 km/h early in the afternoon. High 24. Humidex 27. UV index 8 or very high. Wingham - Blyth - Northern Huron County. Today..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm near noon. Wind southwest 30 km/h gusting to 50. High 22. Humidex 27. UV index 6 or high. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Wind west 20 km/h becoming light early this evening. Low 10. Sunday..Increasing cloudiness. 30 percent chance of showers late in the afternoon with risk of a thunderstorm. Wind becoming southeast 20 km/h in the afternoon. High 22. Humidex 26. UV index 8 or very high. Stratford - Mitchell - Southern Perth County. Today..Mainly cloudy. 70 percent chance of showers early this afternoon then 30 percent chance of showers this afternoon. Risk of a thunderstorm. Wind west 30 km/h gusting to 70. High 23. Humidex 28. UV index 6 or high. Tonight..Clearing this evening. Wind southwest 20 km/h becoming light after midnight. Low 11. Sunday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon. Wind becoming south 20 km/h in the afternoon. High 24. Humidex 27. UV index 8 or very high. Listowel - Milverton - Northern Perth County. Today..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm near noon. Wind southwest 30 km/h gusting to 60. High 22. Humidex 27. UV index 6 or high. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Wind west 20 km/h becoming light this evening. Low 10. Sunday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Wind becoming south 20 km/h late in the afternoon. High 22. Humidex 26. UV index 8 or very high. Kitchener - Cambridge - Region of Waterloo. Today..A mix of sun and cloud. 70 percent chance of showers changing to 30 percent chance of showers this afternoon. Risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 22. Humidex 25. UV index 8 or very high. Tonight..Partly cloudy. Becoming clear this evening. Wind southwest 20 km/h becoming light after midnight. Low 10. Sunday..Mainly sunny. Wind becoming south 20 km/h late in the afternoon. High 24. UV index 8 or very high. Guelph - Erin - Southern Wellington County. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 21. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind southwest 20 km/h becoming light this evening. Low 10. Sunday..Mainly sunny. Increasing cloudiness in the afternoon. High 23. UV index 8 or very high. Mount Forest - Arthur - Northern Wellington County. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 21. UV index 3 or moderate. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Wind west 20 km/h gusting to 40 becoming light early this evening. Low 9. Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon. Wind becoming southeast 20 km/h late in the afternoon. High 22. UV index 8 or very high. Orangeville - Grand Valley - Southern Dufferin County. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 20. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h becoming light this evening. Low 9. Sunday..Mainly sunny. Increasing cloudiness early in the afternoon. Wind becoming east 20 km/h late in the afternoon. High 22. UV index 8 or very high. Shelburne - Mansfield - Northern Dufferin County. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 60. High 20. UV index 7 or high. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Wind west 20 km/h gusting to 40 becoming light this evening. Low 9. Sunday..Sunny. Becoming a mix of sun and cloud in the morning. High 22. UV index 8 or very high. Innisfil - New Tecumseth - Angus. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 22. Humidex 26. UV index 3 or moderate. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h becoming light this evening. Low 8. Sunday..Mainly sunny. High 24. UV index 8 or very high. Saugeen Shores - Kincardine - Southern Bruce County. Today..A mix of sun and cloud with 40 percent chance of showers. Risk of a thunderstorm near noon. Wind south 20 km/h gusting to 40. High 20. UV index 6 or high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind southwest 30 km/h becoming light late this evening. Low 8. Sunday..A mix of sun and cloud. Becoming cloudy in the afternoon with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Wind becoming east 20 km/h near noon. High 20. UV index 8 or very high. Bruce Peninsula - Sauble Beach - Tobermory. Today..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm near noon. Wind southwest 20 km/h gusting to 40. Temperature steady near 15. UV index 3 or moderate. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Wind southwest 30 km/h becoming light this evening. Low 7. Sunday..Increasing cloudiness in the morning. Wind becoming northeast 20 km/h near noon. High 12. UV index 7 or high. Hanover - Dundalk - Southern Grey County. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 60. High 21. Humidex 25. UV index 6 or high. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Wind west 30 km/h gusting to 50 becoming light early this evening. Low 8. Sunday..Increasing cloudiness. Wind becoming northeast 20 km/h in the afternoon. High 22. UV index 8 or very high. Owen Sound - Blue Mountains - Northern Grey County. Today..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm near noon. Wind southwest 30 km/h gusting to 50. High 21. UV index 3 or moderate. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Wind southwest 20 km/h becoming light this evening. Low 8. Sunday..Increasing cloudiness near noon. Wind becoming east 20 km/h late in the afternoon. High 19. UV index 8 or very high. Barrie - Collingwood - Hillsdale. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming west 20 gusting to 40 this afternoon. High 22. UV index 7 or high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind west 20 km/h gusting to 40 becoming light early this evening. Low 8. Sunday..Sunny. Becoming a mix of sun and cloud near noon. High 20. UV index 8 or very high. Midland - Coldwater - Orr Lake. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming west 30 gusting to 50 this afternoon. High 19. UV index 6 or high. Tonight..Partly cloudy with 30 percent chance of showers early this evening then clear. Low 7. Sunday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming northwest 20 km/h late in the afternoon. High 19. UV index 8 or very high. Orillia - Lagoon City - Washago. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming west 20 late this afternoon. High 20. UV index 7 or high. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Becoming clear late this evening and overnight. Wind west 20 km/h becoming light early this evening. Low 8. Sunday..Mainly sunny. High 21. UV index 8 or very high. Cobourg - Colborne - Western Northumberland County. Today..Cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 19. UV index 7 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 30 km/h becoming light after midnight. Low 9. Sunday..Mainly sunny. High 20. UV index 8 or very high. Belleville - Quinte West - Eastern Northumberland County. Today..Cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 19. UV index 6 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 30 km/h becoming light after midnight. Low 10. Sunday..Mainly sunny. High 20. UV index 8 or very high. Picton - Sandbanks Park. Today..A mix of sun and cloud. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 18. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind southwest 30 km/h becoming light after midnight. Low 10. Sunday..Mainly sunny. High 19. UV index 8 or very high. Napanee - Consecon. Today..Cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 19. UV index 6 or high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind southwest 30 km/h becoming light after midnight. Low 10. Sunday..Mainly sunny. High 20. UV index 8 or very high. Kingston - Odessa - Frontenac Islands. Today..Mainly cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. High 19. UV index 7 or high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind southwest 20 km/h becoming light near midnight. Low 11. Sunday..Clearing in the morning. High 19. UV index 8 or very high. Lindsay - Southern Kawartha Lakes. Today..Cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind west 30 km/h gusting to 50. High 21. UV index 7 or high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Clearing overnight. Wind west 20 km/h becoming light this evening. Low 9. Sunday..Sunny. High 23. UV index 8 or very high. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Cloudy. 40 percent chance of showers. Wind southwest 20 km/h gusting to 40. High 20. UV index 6 or high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Clearing near midnight. Wind southwest 30 km/h becoming light late this evening. Low 8. Sunday..Sunny. High 22. UV index 8 or very high. Peterborough City - Lakefield - Southern Peterborough County. Today..Mainly cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 20. UV index 8 or very high. Tonight..Partly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light early this evening. Low 9. Sunday..Sunny. High 23. UV index 8 or very high. Apsley - Woodview - Northern Peterborough County. Today..Cloudy. 40 percent chance of showers. Wind south 20 km/h gusting to 40. High 21. UV index 7 or high. Tonight..Mainly cloudy with 30 percent chance of showers early this evening. Clearing this evening. Wind west 20 km/h gusting to 40 becoming light this evening. Low 8. Sunday..Sunny. Wind becoming west 20 km/h gusting to 40 then light early in the afternoon. High 22. UV index 8 or very high. Stirling - Tweed - Madoc. Today..Becoming cloudy near noon with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind southwest 30 km/h gusting to 50. High 21. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Clearing overnight. Risk of a thunderstorm early this evening. Wind southwest 30 km/h gusting to 50 becoming light early this evening. Low 10. Sunday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in the morning then light in the afternoon. High 24. UV index 8 or very high. Tamworth - Sydenham - South Frontenac. Today..Becoming cloudy this afternoon with 40 percent chance of showers later this afternoon. Risk of a thunderstorm this afternoon. Wind southwest 30 km/h gusting to 60. High 21. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind southwest 30 km/h gusting to 60 becoming light late this evening. Low 10. Sunday..Mainly sunny. Wind becoming west 20 km/h near noon. High 24. UV index 8 or very high. Kaladar - Bannockburn - Bon Echo Park. Today..Becoming cloudy this afternoon with 40 percent chance of showers later this afternoon. Wind southwest 30 km/h gusting to 50. High 21. UV index 8 or very high. Tonight..Mainly cloudy with 30 percent chance of showers early this evening. Clearing this evening. Wind southwest 30 km/h gusting to 50 becoming light this evening. Low 7. Sunday..Sunny. Wind north 20 km/h becoming west 20 near noon. High 23. UV index 8 or very high. Bancroft - Hastings Highlands - Denbigh. Today..Cloudy. 40 percent chance of showers this afternoon. Wind southwest 30 km/h gusting to 50. High 20. UV index 7 or high. Tonight..Mainly cloudy with 30 percent chance of showers early this evening. Clearing this evening. Wind southwest 30 km/h gusting to 50 becoming light this evening. Low 6. Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming northwest 20 km/h gusting to 40 then light early in the afternoon. High 22. UV index 8 or very high. Gananoque - Mallorytown. Today..Increasing cloudiness near noon. 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 50. High 20. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Wind southwest 30 km/h gusting to 50 becoming light late this evening. Low 11. Sunday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 24. UV index 8 or very high. Brockville - Prescott. Today..Mainly cloudy. 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 60. High 20. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Clearing overnight. Wind southwest 30 km/h gusting to 60 becoming light this evening. Low 11. Sunday..Mainly sunny. Wind becoming northwest 20 km/h gusting to 40 near noon then light in the afternoon. High 22. UV index 8 or very high. Westport - Charleston Lake. Today..Becoming cloudy this afternoon with 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 60. High 20. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Becoming clear overnight. Wind southwest 30 km/h gusting to 60 becoming light late this evening. Low 11. Sunday..Mainly sunny. Wind becoming northwest 20 km/h near noon. High 24. UV index 8 or very high. Merrickville-Wolford - Kemptville. Today..Becoming cloudy this afternoon with 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 50. High 20. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Becoming clear overnight. Wind southwest 30 km/h gusting to 50 becoming light late this evening. Low 11. Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming northwest 20 km/h gusting to 40 in the morning then light late in the afternoon. High 22. UV index 8 or very high. Ottawa North - Kanata - Orl‚ans. Today..Mainly cloudy. 30 percent chance of showers late this afternoon. Wind southwest 20 km/h gusting to 40. High 22. UV index 7 or high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Wind southwest 20 km/h gusting to 40 becoming light early this evening. Low 11. Sunday..Mainly sunny. Wind northwest 20 km/h gusting to 40 becoming light in the afternoon. High 21. UV index 7 or high. Ottawa South - Richmond - Metcalfe. Today..Becoming cloudy this afternoon with 30 percent chance of showers late this afternoon. Wind southwest 20 km/h gusting to 40. High 21. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Wind southwest 20 km/h gusting to 40 becoming light early this evening. Low 12. Sunday..Mainly sunny. Wind northwest 20 km/h gusting to 40 becoming light in the afternoon. High 21. UV index 7 or high. Gatineau. Today..Cloudy. 30 percent chance of showers late this afternoon. High 22. UV index 6 or high. Tonight..Mainly cloudy with 30 percent chance of showers this evening. Clearing overnight. Low 11. Sunday..A mix of sun and cloud. Becoming sunny in the morning. High 21. UV index 7 or high. Prescott and Russell. Today..Becoming cloudy this afternoon with 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 50. High 21. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers this evening. Low 11. Sunday..Mainly sunny. Wind becoming northwest 20 km/h gusting to 40 in the morning then light in the afternoon. High 21. UV index 7 or high. Morrisburg - Long Sault. Today..Becoming cloudy this afternoon with 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 50. High 20. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Clearing overnight. Wind southwest 30 km/h gusting to 50 becoming light near midnight. Low 11. Sunday..Mainly sunny. Wind becoming west 20 km/h in the morning. High 22. UV index 7 or high. Cornwall - Lancaster. Today..A mix of sun and cloud. 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 50. High 22. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Clearing overnight. Wind southwest 20 km/h gusting to 40 becoming light overnight. Low 11. Sunday..Mainly sunny. Wind becoming west 20 km/h gusting to 40 in the morning then light late in the afternoon. High 22. UV index 7 or high. Winchester - Newington. Today..Becoming cloudy this afternoon with 30 percent chance of showers late this afternoon. Wind southwest 30 km/h gusting to 50. High 20. UV index 8 or very high. Tonight..Partly cloudy with 30 percent chance of showers this evening. Becoming clear overnight. Wind southwest 20 km/h gusting to 40 becoming light early this evening. Low 11. Sunday..Mainly sunny. Wind becoming northwest 20 km/h gusting to 40 in the morning then light late in the afternoon. High 22. UV index 7 or high. Continued in next message... --- up 1 day, 3 hours, 27 minutes * Origin: Northern Realms (618:400/23) .