Subj : [1/2] Southern Ontario Weather To : All From : Northern Realms Date : Wed Jul 16 2025 05:05:00 FPCN11 CWTO 160900 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 5:00 a.m. EDT Wednesday 16 July 2025 for today and Thursday. The next scheduled forecast will be issued at 11:00 a.m. EDT. City of Toronto. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h near noon. High 32. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h becoming light late this evening. Low 23. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 20 km/h in the morning. High 28. Humidex 36. UV index 7 or high. Windsor - Leamington - Essex County. Today..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm. Wind south 20 km/h becoming light this afternoon. High 30. Humidex 40. UV index 7 or high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Low 24. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h. High 27. Humidex 35. UV index 7 or high. Chatham-Kent - Rondeau Park. Today..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm. Wind becoming southwest 20 km/h late this morning. High 30. Humidex 40. UV index 7 or high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 24. Thursday..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h. High 27. Humidex 35. UV index 7 or high. Sarnia - Petrolia - Western Lambton County. Today..Mainly sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 30 km/h gusting to 50 late this morning. High 30. Humidex 39. UV index 8 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 22. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h becoming north 40 gusting to 60 late in the afternoon. High 26 with temperature falling to 18 in the afternoon. Humidex 36. UV index 7 or high. Watford - Pinery Park - Eastern Lambton County. Today..Mainly cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming south 20 km/h late this afternoon. High 30. Humidex 39. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind southwest 20 km/h. Low 22. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h becoming north 40 gusting to 60 late in the afternoon. High 26 with temperature falling to 18 in the afternoon. Humidex 36. UV index 7 or high. Rodney - Shedden - Western Elgin County. Today..Mainly sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h late this afternoon. High 30. Humidex 40. UV index 7 or high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind southwest 20 km/h. Low 23. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h. High 28. Humidex 36. UV index 4 or moderate. St. Thomas - Aylmer - Eastern Elgin County. Today..Sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 30. Humidex 40. UV index 8 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h before morning. Low 23. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h. High 28. Humidex 36. UV index 4 or moderate. Strathroy - Komoka - Western Middlesex County. Today..Sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 41. UV index 8 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 22. Thursday..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h. High 25. Humidex 34. UV index 7 or high. London - Parkhill - Eastern Middlesex County. Today..Sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 41. UV index 8 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 22. Thursday..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind west 30 km/h. High 25. Humidex 34. UV index 7 or high. Simcoe - Delhi - Norfolk. Today..A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. High 31. Humidex 41. UV index 8 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind becoming southwest 20 km/h after midnight. Low 22. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h late in the morning. High 27. Humidex 35. UV index 4 or moderate. Dunnville - Caledonia - Haldimand. Today..Mainly cloudy. 30 percent chance of showers this afternoon with risk of a thunderstorm. Fog patches dissipating early this morning. Wind becoming south 20 km/h late this afternoon. High 31. Humidex 42. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h. Low 22. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h late in the morning. High 26. Humidex 36. UV index 4 or moderate. Woodstock - Tillsonburg - Oxford County. Today..Sunny. Increasing cloudiness near noon then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating early this morning. Wind becoming south 20 km/h late this afternoon. High 31. Humidex 39. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind southwest 20 km/h. Low 22. Thursday..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming west 30 km/h in the morning. High 28. Humidex 37. UV index 8 or very high. Brantford - County of Brant. Today..A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. Fog patches dissipating early this morning. Wind becoming south 20 km/h late this afternoon. High 31. Humidex 39. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind south 20 km/h becoming light this evening. Low 22. Thursday..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h in the morning. High 28. Humidex 37. UV index 9 or very high. Niagara Falls - Welland - Southern Niagara Region. Today..Mainly cloudy. 30 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming south 20 km/h late this afternoon. High 31. Humidex 40. UV index 8 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h. Low 23. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind southwest 20 km/h increasing to 40 gusting to 60 late in the morning. High 27. Humidex 37. UV index 4 or moderate. St. Catharines - Grimsby - Northern Niagara Region. Today..Mainly cloudy. 30 percent chance of showers this afternoon with risk of a thunderstorm. Fog patches dissipating early this morning. Wind becoming south 20 km/h early this afternoon. High 32. Humidex 43. UV index 8 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h becoming light late this evening. Low 23. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h in the morning. High 28. Humidex 38. UV index 4 or moderate. City of Hamilton. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating early this morning. Wind becoming south 20 km/h this afternoon. High 31. Humidex 41. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h. Low 21. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h in the morning. High 28. Humidex 38. UV index 4 or moderate. Burlington - Oakville. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 30 km/h late this afternoon. High 32. Humidex 40. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind south 30 km/h becoming light late this evening. Low 22. Thursday..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h late in the morning. High 28. Humidex 36. UV index 8 or very high. Halton Hills - Milton. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating early this morning. High 32. Humidex 40. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h becoming light late this evening. Low 22. Thursday..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h late in the morning. High 28. Humidex 36. UV index 8 or very high. Mississauga - Brampton. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h late this afternoon. High 32. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h becoming light late this evening. Low 22. Thursday..Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h late in the morning. High 28. Humidex 36. UV index 8 or very high. Caledon. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h late this afternoon. High 32. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind south 20 km/h becoming light this evening. Low 21. Thursday..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 20 km/h late in the afternoon. High 25. Humidex 34. UV index 8 or very high. Vaughan - Richmond Hill - Markham. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 30 km/h late this afternoon. High 32. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind south 30 km/h becoming light late this evening. Low 21. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming northwest 30 km/h late in the afternoon. High 27. Humidex 35. UV index 4 or moderate. Newmarket - Georgina - Northern York Region. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 33. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Low 21. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming northwest 30 km/h late in the afternoon. High 28. Humidex 36. UV index 4 or moderate. Pickering - Oshawa - Southern Durham Region. Today..Sunny early this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h this afternoon. High 32. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southwest 20 km/h becoming light late this evening. Low 21. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming northwest 30 km/h late in the afternoon. High 27. Humidex 37. UV index 4 or moderate. Uxbridge - Beaverton - Northern Durham Region. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h late this afternoon. High 33. Humidex 40. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind south 20 km/h becoming light late this evening. Low 21. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming northwest 30 km/h late in the afternoon. High 27. Humidex 37. UV index 4 or moderate. Goderich - Bluewater - Southern Huron County. Today..Sunny early this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 30. Humidex 37. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 21. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind northwest 30 km/h. High 24. Humidex 32. UV index 4 or moderate. Wingham - Blyth - Northern Huron County. Today..Sunny early this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 30. Humidex 37. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind south 20 km/h. Low 21. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind northwest 30 km/h. High 24. Humidex 32. UV index 4 or moderate. Stratford - Mitchell - Southern Perth County. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 20 km/h late this afternoon. High 30. Humidex 37. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind southwest 20 km/h. Low 21. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind northwest 30 km/h. High 23. Humidex 32. UV index 4 or moderate. Listowel - Milverton - Northern Perth County. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 37. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 21. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind northwest 30 km/h. High 23. Humidex 32. UV index 4 or moderate. Kitchener - Cambridge - Region of Waterloo. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating early this morning. Wind becoming south 30 km/h late this afternoon. High 31. Humidex 39. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind south 30 km/h becoming light late this evening. Low 20. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 30 km/h late in the morning. High 26. Humidex 34. UV index 7 or high. Guelph - Erin - Southern Wellington County. Today..Sunny early this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating early this morning. High 31. Humidex 39. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Low 20. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 30 km/h late in the morning. High 26. Humidex 34. UV index 7 or high. Mount Forest - Arthur - Northern Wellington County. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 39. UV index 9 or very high. Tonight..Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming south 20 km/h after midnight. Low 20. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 30 km/h late in the morning. High 21. Humidex 30. UV index 6 or high. Orangeville - Grand Valley - Southern Dufferin County. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming southwest 20 km/h late this morning. High 31. Humidex 37. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Low 21. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming west 20 km/h in the afternoon. High 26. Humidex 34. UV index 7 or high. Shelburne - Mansfield - Northern Dufferin County. Today..Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming southwest 20 km/h late this morning. High 31. Humidex 37. UV index 9 or very high. Tonight..Mainly cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 21. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming west 20 km/h in the afternoon. High 26. Humidex 34. UV index 7 or high. Innisfil - New Tecumseth - Angus. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind northwest 20 km/h becoming southeast 20 this afternoon. High 32. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm early this evening. Wind southeast 20 km/h becoming light this evening. Low 20. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming northwest 20 km/h in the afternoon. High 26. Humidex 34. UV index 7 or high. Saugeen Shores - Kincardine - Southern Bruce County. Today..Sunny. Increasing cloudiness this morning then 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 30. Humidex 37. UV index 8 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Wind becoming southwest 30 km/h after midnight. Low 22. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind west 30 km/h becoming north 30 gusting to 50 in the afternoon. High 22 with temperature falling to 16 in the afternoon. Humidex 30. UV index 4 or moderate. Bruce Peninsula - Sauble Beach - Tobermory. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 28. Humidex 36. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Wind becoming south 20 km/h after midnight. Low 20. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 20 km/h in the morning then north 30 gusting to 50 in the afternoon. High 20 with temperature falling to 16 in the afternoon. Humidex 28. UV index 3 or moderate. Hanover - Dundalk - Southern Grey County. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 35. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 20. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind southwest 20 km/h becoming northwest 20 in the afternoon. High 22. Humidex 30. UV index 4 or moderate. Owen Sound - Blue Mountains - Northern Grey County. Today..Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 30. Humidex 35. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Wind becoming southwest 20 km/h before morning. Low 20. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind southwest 20 km/h becoming northwest 20 in the afternoon. High 22. Humidex 30. UV index 4 or moderate. Barrie - Collingwood - Hillsdale. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 37. UV index 9 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Low 20. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 20 km/h in the morning. High 23. Humidex 31. UV index 4 or moderate. Midland - Coldwater - Orr Lake. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Low 22. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 20 km/h in the morning then northwest 30 late in the afternoon. High 23. Humidex 31. UV index 4 or moderate. Orillia - Lagoon City - Washago. Today..Sunny this morning and early this afternoon then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 31. Humidex 38. UV index 9 or very high. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Wind south 20 km/h becoming light late this evening. Wind becoming south 30 after midnight. Low 22. Thursday..Cloudy. 40 percent chance of showers early in the morning. A few showers beginning in the morning. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 20 km/h in the morning then northwest 30 late in the afternoon. High 23. Humidex 31. UV index 4 or moderate. Cobourg - Colborne - Western Northumberland County. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h this afternoon. High 32. Humidex 41. UV index 9 or very high. Tonight..Increasing cloudiness early this evening. 40 percent chance of showers before morning. Wind south 20 km/h becoming light this evening. Low 22. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h late in the morning. High 26. Humidex 36. UV index 4 or moderate. Belleville - Quinte West - Eastern Northumberland County. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h this afternoon. High 32. Humidex 41. UV index 9 or very high. Tonight..Increasing cloudiness early this evening. 40 percent chance of showers before morning. Wind south 20 km/h becoming light this evening. Low 22. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming southwest 30 km/h late in the morning. High 26. Humidex 36. UV index 4 or moderate. Picton - Sandbanks Park. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h this afternoon. High 32. Humidex 41. UV index 9 or very high. Tonight..Increasing cloudiness early this evening. 40 percent chance of showers before morning. Wind south 20 km/h becoming light this evening. Low 22. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind southwest 30 km/h. High 26. Humidex 36. UV index 4 or moderate. Napanee - Consecon. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h this afternoon. High 32. Humidex 41. UV index 9 or very high. Tonight..Increasing cloudiness early this evening. 40 percent chance of showers before morning. Wind south 20 km/h becoming light this evening. Low 22. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind southwest 30 km/h. High 26. Humidex 36. UV index 4 or moderate. Kingston - Odessa - Frontenac Islands. Today..Mainly sunny. Wind becoming south 20 km/h this afternoon. High 32. Humidex 41. UV index 9 or very high. Tonight..Becoming cloudy this evening. 40 percent chance of showers before morning. Wind south 20 km/h becoming light late this evening. Low 22. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind southwest 30 km/h. High 26. Humidex 36. UV index 4 or moderate. Lindsay - Southern Kawartha Lakes. Today..Sunny. High 33. Humidex 41. UV index 9 or very high. Tonight..Partly cloudy. Becoming cloudy near midnight. 40 percent chance of showers before morning. Low 20. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h late in the afternoon. High 26. Humidex 36. UV index 4 or moderate. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Sunny. High 33. Humidex 41. UV index 9 or very high. Tonight..Increasing cloudiness. 40 percent chance of showers before morning. Low 20. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h late in the afternoon. High 26. Humidex 36. UV index 4 or moderate. Peterborough City - Lakefield - Southern Peterborough County. Today..Sunny. Becoming a mix of sun and cloud this morning. High 33. Humidex 41. UV index 9 or very high. Tonight..Becoming cloudy late this evening. 40 percent chance of showers before morning. Low 20. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h late in the afternoon. High 27. Humidex 36. UV index 4 or moderate. Apsley - Woodview - Northern Peterborough County. Today..Sunny. Wind becoming southwest 20 km/h late this morning. High 33. Humidex 41. UV index 9 or very high. Tonight..Increasing cloudiness. 40 percent chance of showers before morning. Low 20. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Wind becoming west 30 km/h late in the afternoon. High 27. Humidex 36. UV index 4 or moderate. Stirling - Tweed - Madoc. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southwest 20 km/h late this morning. High 33. Humidex 39. UV index 9 or very high. Tonight..Increasing cloudiness. 40 percent chance of showers before morning. Low 20. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. High 26. Humidex 36. UV index 4 or moderate. Continued in next message... --- up 6 hours, 51 minutes * Origin: Northern Realms (1:229/664) .