Subj : [1/2] Southern Ontario Weather To : All From : Northern Realms Date : Wed Aug 20 2025 05:05:00 FPCN11 CWTO 200900 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 5:00 a.m. EDT Wednesday 20 August 2025 for today and Thursday. The next scheduled forecast will be issued at 11:00 a.m. EDT. City of Toronto. Today..Cloudy with 30 percent chance of showers. Wind northeast 20 km/h gusting to 40. High 21. Humidex 28. UV index 3 or moderate. Tonight..Cloudy. Wind northeast 20 km/h gusting to 40. Temperature steady near 17. Thursday..Clearing in the morning. Wind east 20 km/h gusting to 40 becoming light in the afternoon. High 24. Humidex 29. UV index 8 or very high. Windsor - Leamington - Essex County. Today..Cloudy with 30 percent chance of showers or drizzle. Wind north 20 km/h gusting to 40. High 23. Humidex 31. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind north 30 km/h becoming light late this evening. Wind becoming northeast 20 before morning. Low 15. Thursday..Mainly cloudy. Wind northeast 20 km/h becoming light in the afternoon. High 25. Humidex 33. UV index 8 or very high. Chatham-Kent - Rondeau Park. Today..Cloudy with 30 percent chance of showers or drizzle. Wind north 20 km/h. High 23. Humidex 31. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h becoming light this evening. Low 15. Thursday..Mainly cloudy. Wind northeast 20 km/h becoming light in the afternoon. High 25. Humidex 33. UV index 8 or very high. Sarnia - Petrolia - Western Lambton County. Today..Cloudy with 30 percent chance of showers or drizzle. Wind north 20 km/h gusting to 40. High 23. Humidex 31. UV index 5 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h gusting to 40 becoming light late this evening. Wind becoming northeast 20 before morning. Low 15. Thursday..Mainly cloudy. Wind north 30 km/h. High 26. Humidex 32. UV index 8 or very high. Watford - Pinery Park - Eastern Lambton County. Today..Cloudy with 30 percent chance of showers or drizzle. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 23. Humidex 31. UV index 6 or high. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h gusting to 40 becoming light after midnight. Wind becoming northeast 20 before morning. Low 15. Thursday..Mainly cloudy. Wind northeast 20 km/h gusting to 40. High 26. Humidex 32. UV index 8 or very high. Rodney - Shedden - Western Elgin County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 26. Humidex 34. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 17. Thursday..Mainly cloudy. Wind northeast 20 km/h becoming light late in the morning. High 24. Humidex 30. UV index 8 or very high. St. Thomas - Aylmer - Eastern Elgin County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h late this afternoon. High 26. Humidex 34. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h becoming light this evening. Low 17. Thursday..Mainly cloudy. Wind becoming northeast 20 km/h gusting to 40 in the morning. High 24. Humidex 30. UV index 8 or very high. Strathroy - Komoka - Western Middlesex County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 24. Humidex 32. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 15. Thursday..Mainly cloudy. Wind northeast 20 km/h becoming light in the afternoon. High 26. Humidex 31. UV index 8 or very high. London - Parkhill - Eastern Middlesex County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h late this afternoon. High 24. Humidex 32. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h. Low 15. Thursday..Mainly cloudy. Wind northeast 20 km/h becoming light in the afternoon. High 26. Humidex 31. UV index 8 or very high. Simcoe - Delhi - Norfolk. Today..Cloudy with 40 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h this morning. High 25. Humidex 32. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind northeast 20 km/h becoming light after midnight. Low 16. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind becoming northeast 20 km/h gusting to 40 in the morning. High 25. Humidex 29. UV index 7 or high. Dunnville - Caledonia - Haldimand. Today..Cloudy with 40 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 22. Humidex 29. UV index 6 or high. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind northeast 20 km/h gusting to 40 becoming light late this evening. Wind becoming northeast 20 after midnight. Low 18. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind northeast 20 km/h gusting to 40. High 24. Humidex 29. UV index 7 or high. Woodstock - Tillsonburg - Oxford County. Today..Cloudy with 40 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h this morning. High 26. Humidex 34. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind northeast 20 km/h. Low 16. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind becoming northeast 20 km/h gusting to 40 in the morning. High 24. Humidex 28. UV index 7 or high. Brantford - County of Brant. Today..Cloudy with 40 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 26. Humidex 34. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind northeast 30 km/h. Low 16. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind becoming northeast 20 km/h gusting to 40 in the morning. High 24. Humidex 28. UV index 7 or high. Niagara Falls - Welland - Southern Niagara Region. Today..Cloudy with 40 percent chance of showers. Wind becoming northeast 20 km/h late this morning. High 22. Humidex 30. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind northeast 20 km/h. Low 16. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind northeast 20 km/h gusting to 40. High 24. Humidex 29. UV index 7 or high. St. Catharines - Grimsby - Northern Niagara Region. Today..Cloudy with 40 percent chance of showers. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 22. Humidex 30. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind east 20 km/h gusting to 40 becoming light after midnight. Low 16. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind becoming northeast 20 km/h gusting to 40 in the morning. High 24. Humidex 29. UV index 7 or high. City of Hamilton. Today..Cloudy with 40 percent chance of showers. Wind northeast 20 km/h gusting to 40. High 20. Humidex 28. UV index 6 or high. Tonight..Cloudy with 30 percent chance of showers or drizzle. Wind northeast 20 km/h gusting to 40. Low 16. Thursday..Cloudy. 30 percent chance of showers or drizzle in the morning. Becoming a mix of sun and cloud in the afternoon. Wind northeast 20 km/h gusting to 40. High 23. Humidex 28. UV index 7 or high. Burlington - Oakville. Today..Cloudy with 30 percent chance of showers. Wind becoming northeast 20 km/h gusting to 40 this morning. High 21. Humidex 28. UV index 3 or moderate. Tonight..Overcast. Wind northeast 20 km/h gusting to 40. Low 16. Thursday..Clearing in the morning. Wind northeast 20 km/h gusting to 40. High 24. Humidex 29. UV index 8 or very high. Halton Hills - Milton. Today..Cloudy with 30 percent chance of showers. Wind becoming northeast 20 km/h late this morning. High 21. Humidex 28. UV index 3 or moderate. Tonight..Cloudy. Wind northeast 20 km/h becoming light this evening. Low 16. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 24. Humidex 29. UV index 8 or very high. Mississauga - Brampton. Today..Cloudy with 30 percent chance of showers. Wind northeast 20 km/h. High 21. Humidex 28. UV index 3 or moderate. Tonight..Cloudy. Wind northeast 20 km/h becoming light late this evening. Low 16. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 24. Humidex 29. UV index 8 or very high. Caledon. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 21. Humidex 27. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Low 15. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 24. Humidex 29. UV index 9 or very high. Vaughan - Richmond Hill - Markham. Today..Cloudy with 30 percent chance of showers. Wind becoming east 30 km/h this morning. High 21 with temperature falling to 18 this afternoon. Humidex 28. UV index 3 or moderate. Tonight..Mainly cloudy. Wind northeast 20 km/h becoming light late this evening. Temperature steady near 16. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 25. Humidex 30. UV index 9 or very high. Newmarket - Georgina - Northern York Region. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming east 20 km/h late this morning. High 21. Humidex 27. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 15. Thursday..Clearing in the morning. Wind east 20 km/h becoming light late in the morning. High 26. Humidex 31. UV index 8 or very high. Pickering - Oshawa - Southern Durham Region. Today..Cloudy with 30 percent chance of showers. Wind becoming east 20 km/h gusting to 40 this morning. High 20. Humidex 27. UV index 3 or moderate. Tonight..Mainly cloudy. Wind northeast 20 km/h becoming light this evening. Low 16. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 24. Humidex 29. UV index 8 or very high. Uxbridge - Beaverton - Northern Durham Region. Today..Cloudy with 40 percent chance of showers or drizzle. Wind becoming east 20 km/h this morning. High 20. Humidex 26. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers early this evening. Becoming partly cloudy near midnight. Wind northeast 20 km/h becoming light this evening. Low 15. Thursday..Mainly sunny. Wind east 20 km/h becoming light in the afternoon. High 25. Humidex 30. UV index 8 or very high. Goderich - Bluewater - Southern Huron County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind northeast 30 km/h. High 23. Humidex 31. UV index 6 or high. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h becoming light this evening. Low 13. Thursday..Clearing in the morning. Wind east 20 km/h becoming northwest 20 in the afternoon. High 26. Humidex 31. UV index 8 or very high. Wingham - Blyth - Northern Huron County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind northeast 20 km/h becoming light this afternoon. High 23. Humidex 31. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 13. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 26. Humidex 31. UV index 8 or very high. Stratford - Mitchell - Southern Perth County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h late this morning. High 23. Humidex 31. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h becoming light late this evening. Low 13. Thursday..Clearing in the morning. Wind becoming east 20 km/h gusting to 40 in the morning then light in the afternoon. High 26. Humidex 31. UV index 8 or very high. Listowel - Milverton - Northern Perth County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind north 20 km/h becoming light this afternoon. High 23. Humidex 31. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 13. Thursday..Clearing in the morning. Wind becoming east 20 km/h gusting to 40 in the morning then light in the afternoon. High 26. Humidex 31. UV index 8 or very high. Kitchener - Cambridge - Region of Waterloo. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming east 20 km/h this afternoon. High 24. Humidex 31. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h becoming light late this evening. Low 15. Thursday..Clearing in the morning. Wind becoming east 20 km/h gusting to 40 in the morning. High 24. Humidex 28. UV index 9 or very high. Guelph - Erin - Southern Wellington County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming northeast 20 km/h late this morning. High 24. Humidex 31. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Wind northeast 20 km/h. Low 15. Thursday..Clearing in the morning. Wind east 20 km/h gusting to 40. High 24. Humidex 28. UV index 9 or very high. Mount Forest - Arthur - Northern Wellington County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 23. Humidex 29. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 25. Humidex 30. UV index 8 or very high. Orangeville - Grand Valley - Southern Dufferin County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 22. Humidex 30. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 25. Humidex 30. UV index 9 or very high. Shelburne - Mansfield - Northern Dufferin County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 22. Humidex 30. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 25. Humidex 30. UV index 9 or very high. Innisfil - New Tecumseth - Angus. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 22. Humidex 30. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. Wind east 20 km/h becoming light late in the morning. High 25. Humidex 30. UV index 9 or very high. Saugeen Shores - Kincardine - Southern Bruce County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind northeast 20 km/h becoming light this afternoon. High 23. Humidex 30. UV index 5 or moderate. Tonight..Cloudy with 30 percent chance of showers this evening then partly cloudy. Low 14. Thursday..Clearing in the morning. Wind east 20 km/h becoming light late in the morning. High 26. Humidex 32. UV index 8 or very high. Bruce Peninsula - Sauble Beach - Tobermory. Today..Mainly cloudy. 30 percent chance of showers or drizzle early this morning. Fog patches dissipating this morning. Wind northeast 20 km/h gusting to 40 becoming light this afternoon. High 23. Humidex 28. UV index 7 or high. Tonight..Mainly cloudy. Low 15. Thursday..Clearing in the morning. High 24. Humidex 29. UV index 8 or very high. Hanover - Dundalk - Southern Grey County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 21. Humidex 26. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. Wind east 20 km/h becoming light in the afternoon. High 25. Humidex 30. UV index 8 or very high. Owen Sound - Blue Mountains - Northern Grey County. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind northeast 20 km/h. High 21. Humidex 26. UV index 5 or moderate. Tonight..Cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. High 25. Humidex 30. UV index 8 or very high. Barrie - Collingwood - Hillsdale. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind becoming east 20 km/h late this morning. High 23. Humidex 30. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. High 25. Humidex 29. UV index 8 or very high. Midland - Coldwater - Orr Lake. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. High 23. Humidex 30. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers this evening then partly cloudy. Low 14. Thursday..Clearing in the morning. High 25. Humidex 29. UV index 8 or very high. Orillia - Lagoon City - Washago. Today..Cloudy with 30 percent chance of showers or drizzle. Fog patches dissipating this morning. Wind east 30 km/h. High 22. Humidex 27. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers this evening. Low 14. Thursday..Clearing in the morning. High 25. Humidex 30. UV index 8 or very high. Cobourg - Colborne - Western Northumberland County. Today..A few showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Wind east 20 km/h gusting to 40. High 19. UV index 3 or moderate. Tonight..Cloudy. Becoming partly cloudy this evening. Wind east 20 km/h becoming light this evening. Low 14. Thursday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high. Belleville - Quinte West - Eastern Northumberland County. Today..A few showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Wind east 20 km/h gusting to 40. High 19. UV index 3 or moderate. Tonight..Cloudy. Becoming partly cloudy this evening. Wind east 20 km/h becoming light this evening. Low 14. Thursday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high. Picton - Sandbanks Park. Today..A few showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Wind southeast 20 km/h gusting to 40. High 19. UV index 3 or moderate. Tonight..Cloudy. Becoming partly cloudy this evening. Wind east 20 km/h becoming light this evening. Low 14. Thursday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high. Napanee - Consecon. Today..A few showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Wind southeast 20 km/h gusting to 40. High 19. UV index 3 or moderate. Tonight..Cloudy. Becoming partly cloudy this evening. Wind east 20 km/h becoming light this evening. Low 14. Thursday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high. Kingston - Odessa - Frontenac Islands. Today..Showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Becoming a mix of sun and cloud this afternoon. Wind southeast 20 km/h gusting to 40 becoming light late this morning. High 19. UV index 4 or moderate. Tonight..Partly cloudy. Low 13. Thursday..Mainly sunny. Wind becoming northeast 20 km/h late in the morning. High 26. Humidex 28. UV index 8 or very high. Lindsay - Southern Kawartha Lakes. Today..Cloudy with 40 percent chance of showers or drizzle. Wind becoming east 20 km/h this morning. High 19. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. Wind east 20 km/h becoming light this evening. Low 13. Thursday..Mainly sunny. Wind east 20 km/h becoming light in the afternoon. High 26. Humidex 31. UV index 8 or very high. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Cloudy with 40 percent chance of showers or drizzle. Wind becoming east 20 km/h late this morning. High 20. Humidex 25. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. Low 13. Thursday..Mainly sunny. Wind becoming east 20 km/h late in the morning. High 25. Humidex 28. UV index 8 or very high. Peterborough City - Lakefield - Southern Peterborough County. Today..Cloudy with 40 percent chance of showers or drizzle. Wind becoming east 20 km/h this morning. High 19 with temperature falling to 18 this afternoon. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. Low 12. Thursday..Mainly sunny. Wind becoming east 20 km/h late in the morning. High 26. Humidex 31. UV index 8 or very high. Apsley - Woodview - Northern Peterborough County. Today..Cloudy with 40 percent chance of showers or drizzle. High 20. Humidex 25. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. Low 11. Thursday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high. Stirling - Tweed - Madoc. Today..Showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Wind east 20 km/h becoming light this afternoon. High 19. UV index 4 or moderate. Tonight..Cloudy. Becoming partly cloudy this evening. Low 11. Thursday..Mainly sunny. Wind east 20 km/h becoming light in the afternoon. High 26. Humidex 29. UV index 8 or very high. Tamworth - Sydenham - South Frontenac. Today..Showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. Becoming a mix of sun and cloud this afternoon. High 20. UV index 4 or moderate. Tonight..Partly cloudy. Clearing before morning. Low 11. Thursday..Mainly sunny. Wind becoming northeast 20 km/h in the afternoon. High 26. Humidex 29. UV index 8 or very high. Kaladar - Bannockburn - Bon Echo Park. Today..Cloudy with 30 percent chance of showers or drizzle. High 19. UV index 4 or moderate. Tonight..Partly cloudy. Fog patches developing near midnight. Low 10. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 26. Humidex 28. UV index 8 or very high. Bancroft - Hastings Highlands - Denbigh. Today..Cloudy with 30 percent chance of showers or drizzle. High 19. UV index 4 or moderate. Tonight..Mainly cloudy. Fog patches developing near midnight. Low 10. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 26. Humidex 28. UV index 8 or very high. Gananoque - Mallorytown. Today..Showers ending early this morning then cloudy with 30 percent chance of showers or drizzle. High 24. Humidex 28. UV index 5 or moderate. Tonight..Partly cloudy. Low 12. Thursday..Mainly sunny. Wind becoming northeast 20 km/h in the afternoon. High 27. Humidex 28. UV index 8 or very high. Brockville - Prescott. Today..Cloudy. 30 percent chance of showers or drizzle this morning and early this afternoon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Clearing before morning. Low 12. Thursday..Mainly sunny. Wind becoming northeast 20 km/h late in the morning. High 27. Humidex 28. UV index 8 or very high. Westport - Charleston Lake. Today..Cloudy. 30 percent chance of showers or drizzle this morning and early this afternoon. Becoming a mix of sun and cloud this afternoon. High 24. Humidex 28. UV index 6 or high. Tonight..Partly cloudy. Low 12. Thursday..Mainly sunny. High 27. Humidex 28. UV index 8 or very high. Merrickville-Wolford - Kemptville. Today..Cloudy. 30 percent chance of showers or drizzle this morning and early this afternoon. High 24. Humidex 28. UV index 6 or high. Tonight..Mainly cloudy. Clearing late this evening. Low 12. Thursday..Mainly sunny. High 27. Humidex 28. UV index 8 or very high. Ottawa North - Kanata - Orl‚ans. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 25. Humidex 30. UV index 5 or moderate. Tonight..Partly cloudy. Low 13. Thursday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high. Ottawa South - Richmond - Metcalfe. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 25. Humidex 30. UV index 5 or moderate. Tonight..Partly cloudy. Low 13. Thursday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high. Gatineau. Today..Mainly cloudy. 30 percent chance of showers this morning and early this afternoon. High 26. Humidex 31. UV index 5 or moderate. Tonight..Partly cloudy. Low 12. Thursday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high. Prescott and Russell. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 26. Humidex 29. UV index 5 or moderate. Tonight..Mainly cloudy. Clearing late this evening. Low 12. Thursday..Mainly sunny. High 28. Humidex 30. UV index 8 or very high. Morrisburg - Long Sault. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 26. Humidex 30. UV index 6 or high. Tonight..Mainly cloudy. Clearing late this evening. Low 12. Thursday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high. Cornwall - Lancaster. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 26. Humidex 30. UV index 6 or high. Tonight..Clearing this evening. Low 12. Thursday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high. Winchester - Newington. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 26. Humidex 30. UV index 6 or high. Tonight..Mainly cloudy. Clearing late this evening. Low 12. Thursday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high. Maxville - Alexandria. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 26. Humidex 29. UV index 5 or moderate. Tonight..Mainly cloudy. Clearing late this evening. Low 11. Thursday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high. Plevna - Sharbot Lake - Western Lanark County. Today..Cloudy with 30 percent chance of showers or drizzle. High 20. UV index 4 or moderate. Tonight..Mainly cloudy. Fog patches developing near midnight. Low 12. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 26. Humidex 29. UV index 8 or very high. Smiths Falls - Perth - Eastern Lanark County. Today..Cloudy. 30 percent chance of showers this morning and early this afternoon. High 23. Humidex 27. UV index 5 or moderate. Tonight..Partly cloudy. Low 13. Thursday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high. Port Carling - Port Severn. Today..Cloudy with 30 percent chance of showers or drizzle. High 22. Humidex 28. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers early this evening. Becoming partly cloudy near midnight. Fog patches developing near midnight. Low 10. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 27. Humidex 31. UV index 8 or very high. Bracebridge - Gravenhurst. Today..Cloudy with 30 percent chance of showers or drizzle. High 22. Humidex 28. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers early this evening. Becoming partly cloudy near midnight. Fog patches developing near midnight. Low 10. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 27. Humidex 31. UV index 8 or very high. Town of Parry Sound - Rosseau - Killbear Park. Today..Cloudy with 30 percent chance of showers or drizzle. High 24. Humidex 29. UV index 3 or moderate. Tonight..Cloudy with 30 percent chance of showers early this evening then partly cloudy. Fog patches developing near midnight. Low 13. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 25. Humidex 30. UV index 8 or very high. Huntsville - Baysville. Today..Cloudy with 30 percent chance of showers or drizzle. High 24. Humidex 29. UV index 3 or moderate. Tonight..Cloudy. 30 percent chance of showers early this evening. Clearing near midnight. Fog patches developing near midnight. Low 13. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 25. Humidex 30. UV index 8 or very high. Haliburton - Minden - Southern Haliburton County. Today..Cloudy with 30 percent chance of showers or drizzle. High 21. Humidex 27. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. Fog patches developing near midnight. Low 12. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 25. Humidex 29. UV index 8 or very high. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Today..Cloudy with 30 percent chance of showers or drizzle. High 21. Humidex 27. UV index 3 or moderate. Tonight..Mainly cloudy. 30 percent chance of showers early this evening. Fog patches developing near midnight. Low 12. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 25. Humidex 29. UV index 8 or very high. Barry's Bay - Killaloe. Today..Cloudy with 30 percent chance of showers or drizzle. High 22. Humidex 27. UV index 4 or moderate. Tonight..Mainly cloudy. Fog patches developing near midnight. Low 13. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 26. Humidex 29. UV index 8 or very high. Renfrew - Arnprior - Calabogie. Today..Cloudy with 30 percent chance of showers or drizzle. High 23. Humidex 28. UV index 6 or high. Tonight..Mainly cloudy. Fog patches developing near midnight. Low 13. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 26. Humidex 29. UV index 8 or very high. Petawawa - Pembroke - Cobden. Today..Cloudy with 30 percent chance of showers or drizzle. High 23. Humidex 28. UV index 5 or moderate. Tonight..Mainly cloudy. Fog patches developing near midnight. Low 13. Thursday..A mix of sun and cloud. Fog patches dissipating in the morning. High 26. Humidex 29. UV index 8 or very high. Continued in next message... --- up 1 day, 10 hours, 11 minutes * Origin: Northern Realms (1:229/664) .