Subj : [1/2] Southern Ontario Weather To : All From : Northern Realms Date : Mon Jun 29 2026 15:35:00 FPCN11 CWTO 291930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Monday 29 June 2026 for tonight Tuesday and Tuesday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Tuesday. City of Toronto. Tonight..A few clouds. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h late in the afternoon. High 33. Humidex 42. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 26. Windsor - Leamington - Essex County. Tonight..A few clouds. Wind southeast 20 km/h becoming light this evening. Wind becoming southwest 20 gusting to 40 before morning. Low 23. Tuesday..Sunny in the morning then a mix of sun and cloud with 40 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind southwest 20 km/h gusting to 40. High 35. Humidex 45. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers in the evening then clear. Risk of a thunderstorm in the evening. Wind southwest 20 km/h gusting to 40. Low 25. Chatham-Kent - Rondeau Park. Tonight..Clear. Becoming partly cloudy near midnight. Low 22. Tuesday..Sunny in the morning and early in the afternoon then a mix of sun and cloud with 40 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind southwest 30 km/h gusting to 50. High 34. Humidex 44. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers in the evening then clear. Risk of a thunderstorm in the evening. Wind southwest 30 km/h gusting to 50 becoming light near midnight. Low 25. Sarnia - Petrolia - Western Lambton County. Tonight..A few clouds. Low 22. Tuesday..Sunny in the morning then a mix of sun and cloud with 40 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind south 20 km/h gusting to 40. High 34. Humidex 44. UV index 10 or very high. Tuesday night..Partly cloudy. 40 percent chance of showers in the evening with risk of a thunderstorm. Wind northeast 20 km/h becoming light early in the evening. Low 24. Watford - Pinery Park - Eastern Lambton County. Tonight..Clear. Increasing cloudiness late this evening. Low 22. Tuesday..A mix of sun and cloud. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 33. Humidex 43. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers in the evening and risk of a thunderstorm. Clearing late in the evening. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 24. Rodney - Shedden - Western Elgin County. Tonight..Clear. Becoming partly cloudy near midnight. Low 19. Tuesday..Sunny in the morning and early in the afternoon then a mix of sun and cloud with 40 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind southwest 30 km/h gusting to 50. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers in the evening then clear. Risk of a thunderstorm in the evening. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 23. St. Thomas - Aylmer - Eastern Elgin County. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Low 23. Strathroy - Komoka - Western Middlesex County. Tonight..Clear. Becoming partly cloudy late this evening. Low 22. Tuesday..A mix of sun and cloud. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 33. Humidex 43. UV index 10 or very high. Tuesday night..Partly cloudy. 40 percent chance of showers in the evening with risk of a thunderstorm. Wind north 20 km/h becoming light in the evening. Low 24. London - Parkhill - Eastern Middlesex County. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 21. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 33. Humidex 43. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind northwest 20 km/h becoming light early in the evening. Low 24. Simcoe - Delhi - Norfolk. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Low 23. Dunnville - Caledonia - Haldimand. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 23. Woodstock - Tillsonburg - Oxford County. Tonight..Clear. Increasing cloudiness late this evening then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind northwest 30 km/h gusting to 50 becoming light early in the evening. Low 23. Brantford - County of Brant. Tonight..A few clouds. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Wind becoming southwest 20 gusting to 40 before morning. Low 23. Niagara Falls - Welland - Southern Niagara Region. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 22. St. Catharines - Grimsby - Northern Niagara Region. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light in the morning. Wind becoming southwest 30 gusting to 50 near noon. High 32. Humidex 42. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 24. City of Hamilton. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 33. Humidex 43. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind northwest 30 km/h gusting to 50 becoming light in the evening. Low 24. Burlington - Oakville. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 30 km/h gusting to 50 in the afternoon. High 33. Humidex 43. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 24. Halton Hills - Milton. Tonight..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 30 km/h gusting to 50 late in the morning then becoming west 30 gusting to 50 late in the afternoon. High 33. Humidex 42. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light early in the evening. Low 25. Mississauga - Brampton. Tonight..A few clouds. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 late in the morning then west 30 gusting to 50 late in the afternoon. High 33. Humidex 42. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 26. Caledon. Tonight..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming west 30 km/h gusting to 50 in the morning. High 32. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light early in the evening. Low 24. Vaughan - Richmond Hill - Markham. Tonight..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 late in the morning. High 33. Humidex 43. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 26. Newmarket - Georgina - Northern York Region. Tonight..Clear. Partly cloudy overnight with 40 percent chance of showers. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 late in the morning. High 32. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 24. Pickering - Oshawa - Southern Durham Region. Tonight..Clear. Partly cloudy overnight with 40 percent chance of showers. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind north 20 km/h becoming light in the morning. High 31. Humidex 40. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 22. Uxbridge - Beaverton - Northern Durham Region. Tonight..Clear. Partly cloudy overnight with 40 percent chance of showers. Risk of a thunderstorm overnight. Low 18. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 late in the morning. High 31. Humidex 41. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 23. Goderich - Bluewater - Southern Huron County. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming south 30 km/h late this evening. Low 21. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind south 30 km/h. High 33. Humidex 42. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind east 20 km/h becoming light in the evening. Low 24. Wingham - Blyth - Northern Huron County. Tonight..Partly cloudy. 40 percent chance of showers overnight with risk of a thunderstorm. Wind south 20 km/h becoming light this evening. Low 21. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50. High 33. Humidex 42. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light late in the evening. Low 23. Stratford - Mitchell - Southern Perth County. Tonight..A few clouds. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h becoming light early this evening. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 31. Humidex 41. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind north 30 km/h gusting to 50 becoming light early in the evening. Low 23. Listowel - Milverton - Northern Perth County. Tonight..A few clouds. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50. High 31. Humidex 40. UV index 8 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming west 20 km/h gusting to 40 before morning. Low 23. Kitchener - Cambridge - Region of Waterloo. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light late in the evening. Low 23. Guelph - Erin - Southern Wellington County. Tonight..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 31. Humidex 41. UV index 10 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light early in the evening. Low 23. Mount Forest - Arthur - Northern Wellington County. Tonight..A few clouds. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming west 30 km/h gusting to 50 in the morning. High 31. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light early in the evening. Low 23. Orangeville - Grand Valley - Southern Dufferin County. Tonight..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming west 30 km/h gusting to 50 late in the morning. High 31. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light early in the evening. Low 24. Shelburne - Mansfield - Northern Dufferin County. Tonight..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 19. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming southeast 20 then west 30 gusting to 50 in the morning. High 31. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50 becoming light early in the evening. Low 24. Innisfil - New Tecumseth - Angus. Tonight..A few clouds. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h becoming light late this evening. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind north 20 km/h becoming southeast 20 in the morning then southwest 30 gusting to 50 in the afternoon. High 32. Humidex 41. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 24. Saugeen Shores - Kincardine - Southern Bruce County. Tonight..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 20. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 32. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light late in the evening. Low 23. Bruce Peninsula - Sauble Beach - Tobermory. Tonight..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h near midnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50. High 31. Humidex 37. UV index 9 or very high. Tuesday night..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 30 km/h gusting to 50 overnight then southwest 20. Low 21. Hanover - Dundalk - Southern Grey County. Tonight..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light this evening. Low 20. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h gusting to 50. High 31. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind northwest 20 km/h gusting to 40 becoming light in the evening. Wind becoming north 20 gusting to 40 before morning. Low 23. Owen Sound - Blue Mountains - Northern Grey County. Tonight..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 20. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 32. Humidex 41. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 20 km/h before morning. Low 23. Barrie - Collingwood - Hillsdale. Tonight..Partly cloudy with 40 percent chance of showers. Risk of a thunderstorm overnight. Wind southeast 20 km/h becoming light early this evening. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind northeast 20 km/h gusting to 40 becoming south 20 late in the morning then becoming northwest 20 late in the afternoon. High 32. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 23. Midland - Coldwater - Orr Lake. Tonight..Partly cloudy with 40 percent chance of showers. Risk of a thunderstorm overnight. Wind becoming north 40 km/h gusting to 60 before morning. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southeast 20 km/h becoming northwest 30 gusting to 50 in the afternoon. High 31. Humidex 39. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 20 km/h gusting to 40. Low 23. Orillia - Lagoon City - Washago. Tonight..Clear early this evening then partly cloudy with 40 percent chance of showers. Risk of a thunderstorm overnight. Low 19. Tuesday..A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind northeast 30 km/h gusting to 50 becoming south 20 early in the morning. High 31. Humidex 39. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 23. Cobourg - Colborne - Western Northumberland County. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 20 km/h becoming light in the morning. Wind becoming south 20 gusting to 40 early in the afternoon. High 31. Humidex 40. UV index 8 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 22. Belleville - Quinte West - Eastern Northumberland County. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 20 km/h becoming light in the morning. Wind becoming south 20 gusting to 40 early in the afternoon. High 31. Humidex 40. UV index 8 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 22. Picton - Sandbanks Park. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 20 km/h becoming light in the morning. Wind becoming south 20 gusting to 40 early in the afternoon. High 29. Humidex 38. UV index 8 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 20. Napanee - Consecon. Tonight..Clear. Increasing cloudiness near midnight then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind west 20 km/h becoming light in the morning. Wind becoming south 20 gusting to 40 early in the afternoon. High 29. Humidex 38. UV index 8 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 20. Kingston - Odessa - Frontenac Islands. Tonight..Clear. Becoming partly cloudy late this evening. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 29. Humidex 38. UV index 7 or high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 20. Lindsay - Southern Kawartha Lakes. Tonight..Clear early this evening then partly cloudy with 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 late in the morning. High 31. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 22. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Tonight..Clear early this evening then partly cloudy with 40 percent chance of showers. Risk of a thunderstorm overnight. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind east 20 km/h becoming light in the morning. Wind becoming south 30 early in the afternoon. High 31. Humidex 39. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 30 km/h becoming light early in the evening. Low 22. Peterborough City - Lakefield - Southern Peterborough County. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind north 20 km/h becoming south 20 in the morning. High 31. Humidex 40. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light early in the evening. Low 22. Apsley - Woodview - Northern Peterborough County. Tonight..Clear early this evening then partly cloudy with 40 percent chance of showers. Risk of a thunderstorm overnight. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light in the morning. Wind becoming south 20 gusting to 40 near noon. High 31. Humidex 39. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 22. Stirling - Tweed - Madoc. Tonight..Clear this evening then partly cloudy with 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 18. Tuesday..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 30. Humidex 40. UV index 7 or high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light early in the evening. Low 22. Tamworth - Sydenham - South Frontenac. Tonight..Clear. Increasing cloudiness this evening then 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 in the morning. High 29. Humidex 38. UV index 7 or high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light in the evening. Low 23. Kaladar - Bannockburn - Bon Echo Park. Tonight..Partly cloudy. 40 percent chance of showers late this evening and overnight. Risk of a thunderstorm before morning. Low 17. Tuesday..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming west 20 km/h in the morning then becoming south 20 gusting to 40. High 29. Humidex 38. UV index 7 or high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light early in the evening. Low 22. Bancroft - Hastings Highlands - Denbigh. Tonight..Partly cloudy. 40 percent chance of showers late this evening and overnight. Risk of a thunderstorm before morning. Low 16. Tuesday..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming west 20 km/h gusting to 40 in the morning then becoming south 20 gusting to 40. High 29. Humidex 37. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Low 22. Gananoque - Mallorytown. Tonight..Clear. Increasing cloudiness late this evening. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 29. Humidex 38. UV index 9 or very high. Tuesday night..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light in the evening. Low 22. Brockville - Prescott. Tonight..Clear. Becoming partly cloudy near midnight. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 29. Humidex 38. UV index 9 or very high. Tuesday night..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 22. Westport - Charleston Lake. Tonight..A few clouds. Increasing cloudiness late this evening. Low 18. Tuesday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 29. Humidex 38. UV index 9 or very high. Tuesday night..Partly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming light in the evening. Low 22. Continued in next message... --- up 3 days, 1 hour, 9 minutes * Origin: Northern Realms (618:400/23) .