Subj : [1/2] Southern Ontario Weather To : All From : Northern Realms Date : Wed Sep 24 2025 11:05:02 FPCN11 CWTO 241500 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 11:00 a.m. EDT Wednesday 24 September 2025 for today and Thursday. The next scheduled forecast will be issued at 3:30 p.m. EDT. City of Toronto. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Wind northeast 20 km/h becoming light late this evening. Low 18. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 22. Humidex 27. UV index 4 or moderate. Windsor - Leamington - Essex County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 27. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Temperature steady near 18. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 23. Humidex 28. UV index 4 or moderate. Chatham-Kent - Rondeau Park. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 20. Humidex 26. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Sarnia - Petrolia - Western Lambton County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 27. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. Wind becoming north 20 km/h late in the morning. High 22. Humidex 27. UV index 4 or moderate. Watford - Pinery Park - Eastern Lambton County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 27. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Rodney - Shedden - Western Elgin County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 23. Humidex 29. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. St. Thomas - Aylmer - Eastern Elgin County. Today..Showers with risk of a thunderstorm. Local amount 10 to 15 mm. High 23. Humidex 29. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Strathroy - Komoka - Western Middlesex County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 23. Humidex 29. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 16. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. London - Parkhill - Eastern Middlesex County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 23. Humidex 29. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 16. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Simcoe - Delhi - Norfolk. Today..Cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. High 23. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 16. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 21. Humidex 26. UV index 4 or moderate. Dunnville - Caledonia - Haldimand. Today..Cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming northeast 20 km/h this afternoon. High 24. Humidex 30. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 21. Humidex 28. UV index 4 or moderate. Woodstock - Tillsonburg - Oxford County. Today..Showers with risk of a thunderstorm. Local amount 10 to 15 mm. Wind becoming east 20 km/h this afternoon. High 22. Humidex 27. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind east 20 km/h becoming light this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 20. Humidex 25. UV index 4 or moderate. Brantford - County of Brant. Today..Cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming northeast 20 km/h this afternoon. High 23. Humidex 29. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind northeast 20 km/h becoming light this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 23. Humidex 28. UV index 4 or moderate. Niagara Falls - Welland - Southern Niagara Region. Today..Cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. High 22. Humidex 29. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 18. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 21. Humidex 28. UV index 4 or moderate. St. Catharines - Grimsby - Northern Niagara Region. Today..Cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. High 23. Humidex 30. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 22. Humidex 28. UV index 4 or moderate. City of Hamilton. Today..Cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming northeast 20 km/h late this afternoon. High 21. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind northeast 20 km/h becoming light this evening. Temperature steady near 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 22. Humidex 28. UV index 4 or moderate. Burlington - Oakville. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. Wind becoming northeast 20 km/h late this afternoon. High 21. Humidex 27. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Wind northeast 20 km/h becoming light this evening. Low 18. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 22. Humidex 29. UV index 4 or moderate. Halton Hills - Milton. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 21. Humidex 27. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 22. Humidex 27. UV index 4 or moderate. Mississauga - Brampton. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 21. Humidex 27. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Low 18. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming northwest 30 km/h late in the afternoon. High 22. Humidex 27. UV index 4 or moderate. Caledon. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 18. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Vaughan - Richmond Hill - Markham. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 22. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 22. Humidex 27. UV index 4 or moderate. Newmarket - Georgina - Northern York Region. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 22. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 21. Humidex 26. UV index 4 or moderate. Pickering - Oshawa - Southern Durham Region. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 22. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 22. Humidex 27. UV index 4 or moderate. Uxbridge - Beaverton - Northern Durham Region. Today..Cloudy. 60 percent chance of showers this afternoon. Risk of a thunderstorm late this afternoon. High 22. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Low 17. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. High 21. Humidex 26. UV index 4 or moderate. Goderich - Bluewater - Southern Huron County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 28. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 15. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. Wind becoming north 20 km/h late in the morning. High 20. Humidex 25. UV index 4 or moderate. Wingham - Blyth - Northern Huron County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 27. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Fog patches developing overnight. Low 16. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 21. Humidex 26. UV index 4 or moderate. Stratford - Mitchell - Southern Perth County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. Wind becoming southeast 20 km/h late this afternoon. High 21. Humidex 27. UV index 2 or low. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Wind southeast 20 km/h becoming light this evening. Low 16. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. Wind becoming northwest 20 km/h late in the afternoon. High 22. Humidex 27. UV index 4 or moderate. Listowel - Milverton - Northern Perth County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 27. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Fog patches developing overnight. Low 16. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Kitchener - Cambridge - Region of Waterloo. Today..Showers with risk of a thunderstorm. Local amount 10 to 15 mm. Wind becoming east 20 km/h late this afternoon. High 21. Humidex 26. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind east 20 km/h becoming light this evening. Low 15. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. Wind becoming northwest 20 km/h late in the afternoon. High 21. Humidex 26. UV index 4 or moderate. Guelph - Erin - Southern Wellington County. Today..Showers with risk of a thunderstorm. Local amount 10 to 15 mm. High 21. Humidex 26. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind east 20 km/h becoming light late this evening. Low 15. Thursday..Cloudy. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 21. Humidex 26. UV index 4 or moderate. Mount Forest - Arthur - Northern Wellington County. Today..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 15. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 21. Humidex 26. UV index 4 or moderate. Orangeville - Grand Valley - Southern Dufferin County. Today..Cloudy. 60 percent chance of showers with risk of a thunderstorm. High 20. Humidex 27. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 16. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Shelburne - Mansfield - Northern Dufferin County. Today..Cloudy. 60 percent chance of showers with risk of a thunderstorm. High 20. Humidex 27. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 16. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 22. Humidex 27. UV index 4 or moderate. Innisfil - New Tecumseth - Angus. Today..Cloudy. 60 percent chance of showers with risk of a thunderstorm. High 20. Humidex 27. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Low 16. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. High 22. Humidex 27. UV index 4 or moderate. Saugeen Shores - Kincardine - Southern Bruce County. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 20. Humidex 25. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Fog patches developing overnight. Low 16. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 21. Humidex 27. UV index 4 or moderate. Bruce Peninsula - Sauble Beach - Tobermory. Today..Showers with risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 20. Humidex 25. UV index 2 or low. Tonight..Cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Low 15. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. High 21. Humidex 26. UV index 3 or moderate. Hanover - Dundalk - Southern Grey County. Today..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 20. Humidex 25. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 15. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 23. Humidex 28. UV index 4 or moderate. Owen Sound - Blue Mountains - Northern Grey County. Today..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Local amount 50 mm in thunderstorms. High 20. Humidex 25. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Fog patches developing overnight. Low 15. Thursday..Cloudy with 30 percent chance of showers. Risk of a thunderstorm in the afternoon. Fog patches dissipating in the morning. High 23. Humidex 28. UV index 4 or moderate. Barrie - Collingwood - Hillsdale. Today..Cloudy. 60 percent chance of showers with risk of a thunderstorm. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Low 16. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming northwest 20 km/h in the afternoon. High 22. Humidex 27. UV index 4 or moderate. Midland - Coldwater - Orr Lake. Today..Cloudy. 60 percent chance of showers with risk of a thunderstorm. Wind becoming southeast 20 km/h this afternoon. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Low 16. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming northwest 20 km/h late in the afternoon. High 22. Humidex 27. UV index 4 or moderate. Orillia - Lagoon City - Washago. Today..Cloudy. 60 percent chance of showers with risk of a thunderstorm. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm early this evening. Low 16. Thursday..Cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind becoming northwest 20 km/h in the afternoon. High 21. Humidex 26. UV index 4 or moderate. Cobourg - Colborne - Western Northumberland County. Today..Mainly cloudy. 40 percent chance of showers late this afternoon. High 23. Humidex 29. UV index 4 or moderate. Tonight..Showers. Risk of a thunderstorm late this evening and overnight. Local amount 5 to 10 mm. Low 17. Thursday..Showers ending in the morning then cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 5 to 10 mm. High 23. Humidex 28. UV index 4 or moderate. Belleville - Quinte West - Eastern Northumberland County. Today..Mainly cloudy. 40 percent chance of showers late this afternoon. High 23. Humidex 29. UV index 4 or moderate. Tonight..Showers. Risk of a thunderstorm late this evening and overnight. Local amount 5 to 10 mm. Low 17. Thursday..Showers ending in the morning then cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 5 to 10 mm. High 23. Humidex 28. UV index 4 or moderate. Picton - Sandbanks Park. Today..Cloudy. Becoming a mix of sun and cloud this afternoon. High 23. Humidex 29. UV index 4 or moderate. Tonight..Cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Low 17. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 15 to 25 mm. High 23. Humidex 28. UV index 4 or moderate. Napanee - Consecon. Today..Cloudy. Becoming a mix of sun and cloud this afternoon. High 23. Humidex 29. UV index 4 or moderate. Tonight..Cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Low 17. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 15 to 25 mm. High 23. Humidex 28. UV index 4 or moderate. Kingston - Odessa - Frontenac Islands. Today..Mainly cloudy. Wind becoming east 30 km/h late this afternoon. High 24. Humidex 30. UV index 5 or moderate. Tonight..Cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Wind east 30 km/h becoming light this evening. Low 17. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 15 to 25 mm. High 21. Humidex 28. UV index 4 or moderate. Lindsay - Southern Kawartha Lakes. Today..Cloudy. 30 percent chance of showers this afternoon. High 22. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late this evening and overnight. Low 17. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the afternoon. High 22. Humidex 28. UV index 4 or moderate. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Cloudy. 30 percent chance of showers this afternoon. High 23. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late this evening and overnight. Low 16. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the afternoon. High 21. Humidex 26. UV index 4 or moderate. Peterborough City - Lakefield - Southern Peterborough County. Today..Mainly cloudy. 30 percent chance of showers this afternoon. High 23. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late this evening and overnight. Low 16. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the afternoon. High 22. Humidex 27. UV index 4 or moderate. Apsley - Woodview - Northern Peterborough County. Today..Cloudy. 30 percent chance of showers this afternoon. High 23. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm late this evening and overnight. Low 16. Thursday..Cloudy with 60 percent chance of showers. Risk of a thunderstorm in the afternoon. High 21. Humidex 26. UV index 4 or moderate. Stirling - Tweed - Madoc. Today..Cloudy. 40 percent chance of showers late this afternoon. High 23. Humidex 29. UV index 4 or moderate. Tonight..Showers. Risk of a thunderstorm late this evening and overnight. Local amount 5 to 10 mm. Low 17. Thursday..Showers ending in the morning then cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 5 to 10 mm. High 19. UV index 4 or moderate. Tamworth - Sydenham - South Frontenac. Today..Cloudy. High 23. Humidex 29. UV index 5 or moderate. Tonight..Cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Wind east 20 km/h becoming light late this evening. Low 18. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 15 to 25 mm. High 20. Humidex 27. UV index 4 or moderate. Kaladar - Bannockburn - Bon Echo Park. Today..Mainly cloudy. 40 percent chance of showers this afternoon. High 23. Humidex 28. UV index 5 or moderate. Tonight..Cloudy with 40 percent chance of showers. Showers beginning before morning. Risk of a thunderstorm overnight. Low 15. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 10 to 15 mm. High 20. UV index 4 or moderate. Bancroft - Hastings Highlands - Denbigh. Today..Mainly cloudy. High 23. Humidex 28. UV index 4 or moderate. Tonight..Cloudy with 60 percent chance of showers. Risk of a thunderstorm before morning. Low 15. Thursday..Cloudy with 60 percent chance of showers and risk of a thunderstorm. High 19. UV index 4 or moderate. Gananoque - Mallorytown. Today..Cloudy. Wind becoming east 20 km/h late this afternoon. High 24. Humidex 30. UV index 5 or moderate. Tonight..Cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Wind east 20 km/h becoming light this evening. Low 18. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 15 to 25 mm. High 20. Humidex 27. UV index 4 or moderate. Brockville - Prescott. Today..Mainly cloudy. Wind becoming northeast 20 km/h this afternoon. High 23. Humidex 29. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Low 18. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 20. Humidex 28. UV index 2 or low. Westport - Charleston Lake. Today..Mainly cloudy. Wind becoming east 20 km/h late this afternoon. High 23. Humidex 29. UV index 5 or moderate. Tonight..Cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Wind east 20 km/h becoming light this evening. Low 16. Thursday..Showers ending late in the morning then cloudy with 60 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 15 to 25 mm. High 20. Humidex 26. UV index 4 or moderate. Merrickville-Wolford - Kemptville. Today..A mix of sun and cloud. Wind becoming east 20 km/h this afternoon. High 23. Humidex 29. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Wind east 20 km/h becoming light this evening. Low 16. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 20. Humidex 26. UV index 2 or low. Ottawa North - Kanata - Orl‚ans. Today..A mix of sun and cloud. Wind becoming east 20 km/h this afternoon. High 24. Humidex 28. UV index 5 or moderate. Tonight..Becoming cloudy this evening. 60 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 16. Thursday..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. High 19. UV index 2 or low. Ottawa South - Richmond - Metcalfe. Today..A mix of sun and cloud. Wind becoming east 20 km/h this afternoon. High 24. Humidex 28. UV index 5 or moderate. Tonight..Becoming cloudy this evening. 60 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 16. Thursday..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. High 19. UV index 2 or low. Gatineau. Today..A mix of sun and cloud. High 25. Humidex 30. UV index 5 or moderate. Tonight..Increasing cloudiness early this evening. 60 percent chance of showers overnight with risk of a thunderstorm. Low 17. Thursday..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. Wind east 20 km/h becoming light late in the morning. High 18. UV index 2 or low. Prescott and Russell. Today..A mix of sun and cloud. Wind becoming east 20 km/h this afternoon. High 24. Humidex 28. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Low 17. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 20. Humidex 26. UV index 2 or low. Morrisburg - Long Sault. Today..Mainly cloudy. Wind becoming east 20 km/h this afternoon. High 21. Humidex 26. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Wind east 20 km/h becoming light this evening. Low 17. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 20. Humidex 28. UV index 2 or low. Cornwall - Lancaster. Today..Mainly cloudy. Wind northeast 30 km/h. High 21. Humidex 27. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Low 17. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 21. Humidex 28. UV index 2 or low. Winchester - Newington. Today..A mix of sun and cloud. Wind becoming east 20 km/h this afternoon. High 22. Humidex 27. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Low 16. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 20. Humidex 27. UV index 2 or low. Maxville - Alexandria. Today..A mix of sun and cloud. High 22. Humidex 27. UV index 5 or moderate. Tonight..Cloudy. Showers beginning after midnight. Risk of a thunderstorm overnight. Low 16. Thursday..Showers with risk of a thunderstorm. Local amount 20 to 30 mm. High 20. Humidex 27. UV index 2 or low. Continued in next message... --- up 17 hours, 13 minutes * Origin: Northern Realms (618:400/23) .