Subj : [1/2] Southern Ontario Weather To : All From : Northern Realms Date : Sun Sep 21 2025 05:05:00 FPCN11 CWTO 210900 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 5:00 a.m. EDT Sunday 21 September 2025 for today and Monday. The next scheduled forecast will be issued at 11:00 a.m. EDT. City of Toronto. Today..Mainly sunny. Wind becoming southeast 20 km/h near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Becoming cloudy this evening with 60 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 18. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Windsor - Leamington - Essex County. Today..Increasing cloudiness. 60 percent chance of showers late this afternoon with risk of a thunderstorm. Fog patches dissipating this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 28. Humidex 33. UV index 5 or moderate. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind west 20 km/h gusting to 40. High 25. Humidex 30. UV index 4 or moderate. Chatham-Kent - Rondeau Park. Today..A mix of sun and cloud. 60 percent chance of showers late this afternoon with risk of a thunderstorm. Fog patches dissipating this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 7 or high. Tonight..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind west 20 km/h gusting to 40. High 25. Humidex 30. UV index 4 or moderate. Sarnia - Petrolia - Western Lambton County. Today..A mix of sun and cloud. Becoming cloudy near noon with 60 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Fog patches dissipating this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind west 20 km/h gusting to 40. High 25. Humidex 30. UV index 4 or moderate. Watford - Pinery Park - Eastern Lambton County. Today..A mix of sun and cloud. 60 percent chance of showers late this afternoon with risk of a thunderstorm. Fog patches dissipating this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 6 or high. Tonight..Partly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind west 20 km/h gusting to 40. High 25. Humidex 30. UV index 4 or moderate. Rodney - Shedden - Western Elgin County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 29. UV index 6 or high. Tonight..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming west 20 km/h gusting to 40 near noon. High 24. Humidex 29. UV index 4 or moderate. St. Thomas - Aylmer - Eastern Elgin County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 29. UV index 6 or high. Tonight..Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming west 20 km/h gusting to 40 near noon. High 24. Humidex 29. UV index 4 or moderate. Strathroy - Komoka - Western Middlesex County. Today..Increasing cloudiness. 30 percent chance of showers late this afternoon with risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 29. UV index 6 or high. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming west 20 km/h gusting to 40 near noon. High 24. Humidex 29. UV index 4 or moderate. London - Parkhill - Eastern Middlesex County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 29. UV index 6 or high. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming west 20 km/h gusting to 40 near noon. High 24. Humidex 29. UV index 4 or moderate. Simcoe - Delhi - Norfolk. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Mainly cloudy. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 19. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Dunnville - Caledonia - Haldimand. Today..Mainly sunny. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Increasing cloudiness early this evening. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 19. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Woodstock - Tillsonburg - Oxford County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 29. UV index 6 or high. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 18. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming west 20 km/h gusting to 40 near noon. High 24. Humidex 29. UV index 4 or moderate. Brantford - County of Brant. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Mainly cloudy. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 19. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Niagara Falls - Welland - Southern Niagara Region. Today..Mainly sunny. Wind becoming south 20 km/h gusting to 40 near noon. High 28. Humidex 32. UV index 6 or high. Tonight..Partly cloudy. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 19. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. St. Catharines - Grimsby - Northern Niagara Region. Today..Mainly sunny. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Increasing cloudiness early this evening. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 19. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. City of Hamilton. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming south 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Increasing cloudiness early this evening. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 19. Monday..Cloudy. 40 percent chance of showers in the morning. A few showers beginning near noon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Burlington - Oakville. Today..Mainly sunny. Wind becoming southeast 20 km/h near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Increasing cloudiness early this evening. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 18. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Halton Hills - Milton. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Becoming cloudy this evening with 60 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 18. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Mississauga - Brampton. Today..Mainly sunny. Wind becoming southeast 20 km/h near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Becoming cloudy this evening with 60 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 18. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Caledon. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Vaughan - Richmond Hill - Markham. Today..Mainly sunny. Wind becoming southeast 20 km/h near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Becoming cloudy this evening with 60 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 18. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Newmarket - Georgina - Northern York Region. Today..Mainly sunny. Wind becoming southeast 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Becoming cloudy this evening with 70 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h near noon. High 24. Humidex 29. UV index 4 or moderate. Pickering - Oshawa - Southern Durham Region. Today..Mainly sunny. Wind becoming southeast 20 km/h near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Increasing cloudiness early this evening. 60 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 18. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 25. Humidex 30. UV index 4 or moderate. Uxbridge - Beaverton - Northern Durham Region. Today..Mainly sunny. Wind becoming southeast 20 km/h gusting to 40 near noon. High 27. Humidex 31. UV index 6 or high. Tonight..Becoming cloudy this evening with 70 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h near noon. High 24. Humidex 29. UV index 4 or moderate. Goderich - Bluewater - Southern Huron County. Today..Increasing cloudiness early this morning. 40 percent chance of showers late this afternoon with risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 27. Humidex 29. UV index 5 or moderate. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 22. Humidex 27. UV index 4 or moderate. Wingham - Blyth - Northern Huron County. Today..Increasing cloudiness early this morning. 40 percent chance of showers late this afternoon with risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 27. Humidex 29. UV index 5 or moderate. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 22. Humidex 27. UV index 4 or moderate. Stratford - Mitchell - Southern Perth County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Listowel - Milverton - Northern Perth County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Kitchener - Cambridge - Region of Waterloo. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Guelph - Erin - Southern Wellington County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Mount Forest - Arthur - Northern Wellington County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Orangeville - Grand Valley - Southern Dufferin County. Today..Clear early this morning then a mix of sun and cloud with 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Shelburne - Mansfield - Northern Dufferin County. Today..Mainly sunny. Increasing cloudiness near noon then 30 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming south 20 km/h gusting to 40 late this morning. High 27. Humidex 32. UV index 6 or high. Tonight..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Innisfil - New Tecumseth - Angus. Today..Clear early this morning then a mix of sun and cloud with 40 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming southeast 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 6 or high. Tonight..Showers with risk of a thunderstorm. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 24. Humidex 29. UV index 4 or moderate. Saugeen Shores - Kincardine - Southern Bruce County. Today..Increasing cloudiness. 40 percent chance of showers late this afternoon with risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 27. Humidex 29. UV index 5 or moderate. Tonight..Showers with risk of a thunderstorm. Local amount 15 to 25 mm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 22. Humidex 27. UV index 4 or moderate. Bruce Peninsula - Sauble Beach - Tobermory. Today..A mix of sun and cloud. Showers beginning this afternoon. Risk of a thunderstorm late this afternoon. Wind southeast 20 km/h gusting to 40. High 25. Humidex 27. UV index 6 or high. Tonight..Showers ending overnight then cloudy with 40 percent chance of showers. Risk of a thunderstorm this evening and after midnight. Local amount 20 to 30 mm. Wind south 20 km/h. Low 18. Monday..Cloudy with 60 percent chance of showers. Wind southwest 20 km/h. High 21. Humidex 26. UV index 4 or moderate. Hanover - Dundalk - Southern Grey County. Today..Increasing cloudiness. 40 percent chance of showers late this afternoon with risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 27. Humidex 29. UV index 6 or high. Tonight..Showers with risk of a thunderstorm. Local amount 15 to 25 mm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 22. Humidex 27. UV index 4 or moderate. Owen Sound - Blue Mountains - Northern Grey County. Today..A mix of sun and cloud. 40 percent chance of showers late this afternoon with risk of a thunderstorm. Wind south 20 km/h gusting to 40. High 27. Humidex 29. UV index 5 or moderate. Tonight..Showers with risk of a thunderstorm. Local amount 15 to 25 mm. Wind south 20 km/h becoming light near midnight. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 22. Humidex 27. UV index 4 or moderate. Barrie - Collingwood - Hillsdale. Today..Clear early this morning then a mix of sun and cloud with 40 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming southeast 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 6 or high. Tonight..Showers with risk of a thunderstorm. Local amount 15 to 25 mm. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 24. Humidex 29. UV index 4 or moderate. Midland - Coldwater - Orr Lake. Today..Mainly sunny. Increasing cloudiness this afternoon then 40 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming southeast 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 6 or high. Tonight..Showers with risk of a thunderstorm. Local amount 15 to 25 mm. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 24. Humidex 29. UV index 4 or moderate. Orillia - Lagoon City - Washago. Today..Clear early this morning then a mix of sun and cloud with 40 percent chance of showers late this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming southeast 20 km/h gusting to 40 near noon. High 27. Humidex 32. UV index 6 or high. Tonight..Showers with risk of a thunderstorm. Local amount 15 to 25 mm. Low 17. Monday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late in the afternoon. Wind becoming west 20 km/h near noon. High 24. Humidex 29. UV index 4 or moderate. Cobourg - Colborne - Western Northumberland County. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h gusting to 40 near noon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Becoming cloudy after midnight with 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h gusting to 40 becoming light near midnight. Low 17. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Belleville - Quinte West - Eastern Northumberland County. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h gusting to 40 near noon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Becoming cloudy after midnight with 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h gusting to 40 becoming light near midnight. Low 17. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Picton - Sandbanks Park. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h gusting to 40 near noon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Becoming cloudy after midnight with 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h gusting to 40 becoming light near midnight. Low 17. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Napanee - Consecon. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h gusting to 40 near noon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Becoming cloudy after midnight with 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h gusting to 40 becoming light near midnight. Low 17. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Kingston - Odessa - Frontenac Islands. Today..Mainly sunny. Wind becoming southeast 20 km/h gusting to 40 near noon. High 24. Humidex 28. UV index 6 or high. Tonight..A few clouds. Increasing cloudiness after midnight then 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h gusting to 40 becoming light near midnight. Low 17. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Lindsay - Southern Kawartha Lakes. Today..Mainly sunny. High 25. Humidex 29. UV index 6 or high. Tonight..Becoming cloudy this evening with 70 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 16. Monday..Cloudy with 60 percent chance of showers. Wind becoming southwest 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Sunny. Becoming a mix of sun and cloud near noon. High 25. Humidex 29. UV index 6 or high. Tonight..Becoming cloudy this evening with 70 percent chance of showers late this evening and overnight. Risk of a thunderstorm late this evening and overnight. Low 16. Monday..Cloudy with 60 percent chance of showers. Wind becoming southwest 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Peterborough City - Lakefield - Southern Peterborough County. Today..Mainly sunny. High 25. Humidex 29. UV index 6 or high. Tonight..Increasing cloudiness early this evening. 70 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 16. Monday..Cloudy with 60 percent chance of showers. Wind becoming southwest 20 km/h near noon. High 23. Humidex 28. UV index 4 or moderate. Apsley - Woodview - Northern Peterborough County. Today..Sunny. Becoming a mix of sun and cloud this morning. High 25. Humidex 29. UV index 6 or high. Tonight..Mainly cloudy. 70 percent chance of showers late this evening and overnight with risk of a thunderstorm. Low 16. Monday..Cloudy with 60 percent chance of showers. Wind becoming southwest 20 km/h near noon. High 23. Humidex 28. UV index 2 or low. Stirling - Tweed - Madoc. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h near noon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Becoming cloudy after midnight with 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h becoming light near midnight. Low 16. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Tamworth - Sydenham - South Frontenac. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southeast 20 km/h near noon. High 24. Humidex 28. UV index 6 or high. Tonight..A few clouds. Increasing cloudiness after midnight then 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h becoming light near midnight. Low 16. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Kaladar - Bannockburn - Bon Echo Park. Today..Sunny. Becoming a mix of sun and cloud this morning. High 23. Humidex 27. UV index 6 or high. Tonight..Increasing cloudiness. Showers beginning after midnight. Risk of a thunderstorm overnight. Low 15. Monday..Showers. Risk of a thunderstorm in the afternoon. High 23. Humidex 28. UV index 2 or low. Bancroft - Hastings Highlands - Denbigh. Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches dissipating early this morning. Wind up to 15 km/h. High 22. Humidex 26. Wind chill minus 6 this morning. UV index 6 or high. Tonight..Partly cloudy. Becoming cloudy after midnight with showers. Risk of a thunderstorm overnight. Low 15. Monday..Showers ending near noon then cloudy with 40 percent chance of showers. Risk of a thunderstorm late in the afternoon. High 20. Humidex 25. UV index 2 or low. Gananoque - Mallorytown. Today..Mainly sunny. Wind becoming southeast 20 km/h near noon. High 24. Humidex 28. UV index 6 or high. Tonight..Clear early this evening then partly cloudy with 70 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind southeast 20 km/h becoming light near midnight. Low 16. Monday..Cloudy with 70 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 4 or moderate. Continued in next message... --- up 4 days, 12 hours, 57 minutes * Origin: Northern Realms (618:400/23) .