Subj : Southern Ontario Weather To : All From : Northern Realms Date : Thu Jul 31 2025 05:05:00 FPCN11 CWTO 310900 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 5:00 a.m. EDT Thursday 31 July 2025 for today and Friday. The next scheduled forecast will be issued at 11:00 a.m. EDT. City of Toronto. Today..Cloudy with 60 percent chance of showers early this morning then a mix of sun and cloud. Local smoke this morning and early this afternoon. Wind northeast 20 km/h becoming light this afternoon. High 23. Humidex 25. UV index 9 or very high. Tonight..Partly cloudy. Wind becoming north 20 km/h late this evening. Low 14. Friday..Sunny. High 24. UV index 8 or very high. Windsor - Leamington - Essex County. Today..Showers ending this afternoon then clearing. Local smoke. Wind northeast 20 km/h gusting to 40. High 24. Humidex 28. UV index 8 or very high. Tonight..Clear. Local smoke this evening. Wind north 30 km/h gusting to 50 becoming light after midnight. Low 10. Friday..Sunny. Wind becoming northeast 30 km/h in the morning. High 24. Humidex 25. UV index 9 or very high. Chatham-Kent - Rondeau Park. Today..Showers ending this afternoon then mainly cloudy. Local smoke. Wind east 20 km/h gusting to 40. High 24. Humidex 28. UV index 8 or very high. Tonight..Clearing this evening. Local smoke this evening. Wind north 30 km/h becoming light late this evening. Low 10. Friday..Mainly sunny. Wind becoming north 30 km/h late in the morning. High 24. Humidex 25. UV index 9 or very high. Sarnia - Petrolia - Western Lambton County. Today..A few showers ending late this morning then clearing. Local smoke. Wind becoming north 30 km/h gusting to 50 this afternoon. High 25. Humidex 27. UV index 9 or very high. Tonight..Clear. Local smoke this evening. Wind north 30 km/h gusting to 50. Low 12. Friday..Sunny. Wind becoming north 30 km/h gusting to 50 late in the morning. High 25. Humidex 27. UV index 9 or very high. Watford - Pinery Park - Eastern Lambton County. Today..A few showers ending late this morning then clearing. Local smoke. Wind east 20 km/h becoming light this morning. Wind becoming northeast 20 gusting to 40 late this morning. High 25. Humidex 27. UV index 9 or very high. Tonight..A few clouds. Local smoke this evening. Wind northeast 20 km/h becoming light this evening. Low 12. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. High 25. Humidex 27. UV index 9 or very high. Rodney - Shedden - Western Elgin County. Today..Showers ending this afternoon then a mix of sun and cloud. Amount 10 to 15 mm. Local smoke. Wind northeast 20 km/h becoming light this morning. Wind becoming northeast 20 gusting to 40 late this morning. High 23. Humidex 26. UV index 6 or high. Tonight..Partly cloudy. Becoming clear this evening. Local smoke early this evening. Wind north 20 km/h becoming light this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming north 20 km/h late in the morning. High 26. Humidex 28. UV index 9 or very high. St. Thomas - Aylmer - Eastern Elgin County. Today..Showers ending this afternoon then clearing. Amount 10 to 15 mm. Local smoke. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 23. Humidex 26. UV index 6 or high. Tonight..Clear. Local smoke early this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming north 20 km/h late in the morning. High 26. Humidex 28. UV index 9 or very high. Strathroy - Komoka - Western Middlesex County. Today..A few showers ending late this morning then a mix of sun and cloud. Local smoke. Wind becoming north 20 km/h gusting to 40 this morning. High 25. Humidex 27. UV index 9 or very high. Tonight..Clearing this evening. Local smoke early this evening. Low 11. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 26. Humidex 27. UV index 9 or very high. London - Parkhill - Eastern Middlesex County. Today..A few showers ending late this morning then clearing. Local smoke. Wind becoming northeast 20 km/h gusting to 40 this morning. High 25. Humidex 27. UV index 9 or very high. Tonight..Clear. Local smoke early this evening. Wind north 20 km/h becoming light this evening. Low 11. Friday..Mainly sunny. High 26. Humidex 27. UV index 9 or very high. Simcoe - Delhi - Norfolk. Today..Showers ending late this afternoon then clearing. Amount 10 to 15 mm. Local smoke. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 22. Humidex 25. UV index 4 or moderate. Tonight..A few clouds. Wind northeast 20 km/h becoming light this evening. Low 10. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming north 20 km/h late in the morning. High 26. Humidex 28. UV index 9 or very high. Dunnville - Caledonia - Haldimand. Today..Showers ending late this afternoon then clearing. Amount 10 to 15 mm. Local smoke. Wind east 20 km/h becoming light this morning. Wind becoming northeast 20 gusting to 40 late this morning. High 21. UV index 4 or moderate. Tonight..Clear. Becoming partly cloudy this evening. Wind northeast 20 km/h becoming light this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming northeast 20 km/h late in the morning. High 24. Humidex 26. UV index 9 or very high. Woodstock - Tillsonburg - Oxford County. Today..A few showers ending late this morning then clearing. Local smoke. Wind northeast 20 km/h becoming light this morning. Wind becoming northeast 20 gusting to 40 late this morning. High 22. Humidex 25. UV index 9 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 11. Friday..Mainly sunny. Wind becoming north 20 km/h late in the morning. High 25. Humidex 26. UV index 8 or very high. Brantford - County of Brant. Today..A few showers ending near noon then clearing. Local smoke. Wind becoming northeast 20 km/h gusting to 40 late this morning. High 22. Humidex 25. UV index 9 or very high. Tonight..Clear. Becoming partly cloudy this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming northeast 20 km/h late in the morning. High 25. Humidex 26. UV index 8 or very high. Niagara Falls - Welland - Southern Niagara Region. Today..Showers ending late this afternoon then clearing. Local smoke. Wind east 20 km/h becoming light this morning. Wind becoming east 20 gusting to 40 this afternoon. High 20. UV index 4 or moderate. Tonight..A few clouds. Wind east 20 km/h gusting to 40 becoming light this evening. Low 13. Friday..Sunny. Wind becoming northeast 20 km/h late in the morning. High 25. Humidex 27. UV index 9 or very high. St. Catharines - Grimsby - Northern Niagara Region. Today..Showers ending late this afternoon then clearing. Local smoke. Wind becoming northeast 20 km/h late this morning. High 20. UV index 4 or moderate. Tonight..A few clouds. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. High 25. Humidex 27. UV index 9 or very high. City of Hamilton. Today..A few showers ending near noon then clearing. Local smoke. Wind becoming northeast 20 km/h late this morning. High 21. Humidex 26. UV index 9 or very high. Tonight..Clear. Becoming partly cloudy this evening. Low 13. Friday..Mainly sunny. Wind becoming east 20 km/h late in the morning. High 24. Humidex 26. UV index 9 or very high. Burlington - Oakville. Today..Cloudy with 60 percent chance of showers early this morning then a mix of sun and cloud. Local smoke this morning and early this afternoon. Wind northeast 20 km/h becoming light this afternoon. High 23. Humidex 25. UV index 9 or very high. Tonight..Partly cloudy. Low 13. Friday..Mainly sunny. High 24. Humidex 25. UV index 8 or very high. Halton Hills - Milton. Today..Mainly cloudy with 60 percent chance of showers early this morning. Clearing this morning. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 23. Humidex 25. UV index 9 or very high. Tonight..Partly cloudy. Clearing after midnight. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. High 24. Humidex 25. UV index 8 or very high. Mississauga - Brampton. Today..Mainly cloudy with 60 percent chance of showers early this morning. Clearing this morning. Local smoke this morning and early this afternoon. Wind southeast 20 km/h becoming north 20 late this afternoon. High 23. Humidex 25. UV index 9 or very high. Tonight..Mainly cloudy. Clearing after midnight. Wind north 20 km/h becoming light this evening. Low 13. Friday..Sunny. Wind becoming north 20 km/h in the afternoon. High 24. Humidex 25. UV index 8 or very high. Caledon. Today..Mainly sunny. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 23. Humidex 25. UV index 9 or very high. Tonight..Partly cloudy. Wind north 20 km/h becoming light this evening. Low 13. Friday..Sunny. High 24. Humidex 25. UV index 8 or very high. Vaughan - Richmond Hill - Markham. Today..A mix of sun and cloud. 60 percent chance of showers early this morning. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 24. UV index 9 or very high. Tonight..Mainly cloudy. Clearing after midnight. Wind north 20 km/h becoming light this evening. Low 12. Friday..Sunny. High 25. UV index 8 or very high. Newmarket - Georgina - Northern York Region. Today..Mainly sunny. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 24. UV index 9 or very high. Tonight..Partly cloudy. Clearing before morning. Wind north 20 km/h becoming light this evening. Low 12. Friday..Sunny. High 25. UV index 8 or very high. Pickering - Oshawa - Southern Durham Region. Today..Mainly cloudy with 40 percent chance of showers early this morning. Clearing this morning. Local smoke this morning and early this afternoon. Wind northeast 20 km/h becoming southeast 20 late this morning. High 24. UV index 9 or very high. Tonight..Mainly cloudy. Clearing late this evening. Low 12. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 25. UV index 8 or very high. Uxbridge - Beaverton - Northern Durham Region. Today..Clearing early this morning. Local smoke this morning and early this afternoon. Wind northeast 20 km/h. High 24. UV index 9 or very high. Tonight..Partly cloudy. Clearing before morning. Wind north 20 km/h becoming light this evening. Low 12. Friday..Sunny. High 25. UV index 8 or very high. Goderich - Bluewater - Southern Huron County. Today..A mix of sun and cloud. 30 percent chance of showers early this morning. Local smoke. Wind becoming north 30 km/h gusting to 50 this morning. High 25. Humidex 27. UV index 8 or very high. Tonight..Clear. Local smoke early this evening. Wind north 30 km/h gusting to 50 becoming light late this evening. Low 10. Friday..Sunny. Wind becoming north 30 km/h gusting to 50 in the morning. High 25. UV index 8 or very high. Wingham - Blyth - Northern Huron County. Today..Mainly sunny. Local smoke. Wind becoming northeast 20 km/h gusting to 40 this morning. High 25. Humidex 27. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 10. Friday..Sunny. Wind becoming northeast 20 km/h in the morning. High 25. UV index 8 or very high. Stratford - Mitchell - Southern Perth County. Today..Cloudy with 30 percent chance of showers early this morning then a mix of sun and cloud. Local smoke. Wind becoming northeast 20 km/h gusting to 40 this morning. High 25. Humidex 27. UV index 8 or very high. Tonight..Partly cloudy. Becoming clear this evening. Local smoke early this evening. Wind north 20 km/h gusting to 40 becoming light late this evening. Low 10. Friday..Sunny. High 25. UV index 8 or very high. Listowel - Milverton - Northern Perth County. Today..Mainly sunny. Local smoke. Wind becoming northeast 20 km/h gusting to 40 this morning. High 25. Humidex 27. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 10. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 25. UV index 8 or very high. Kitchener - Cambridge - Region of Waterloo. Today..A mix of sun and cloud. 40 percent chance of showers early this morning. Local smoke. Wind becoming east 20 km/h gusting to 40 this morning then north 30 late this afternoon. High 22. UV index 9 or very high. Tonight..Partly cloudy. Becoming clear this evening. Wind north 30 km/h becoming light late this evening. Low 12. Friday..Sunny. High 24. Humidex 25. UV index 8 or very high. Guelph - Erin - Southern Wellington County. Today..Mainly cloudy with 40 percent chance of showers early this morning. Clearing this morning. Local smoke. Wind becoming east 20 km/h gusting to 40 this morning. High 22. UV index 9 or very high. Tonight..Partly cloudy. Becoming clear after midnight. Wind north 20 km/h becoming light this evening. Low 12. Friday..Sunny. High 24. Humidex 25. UV index 8 or very high. Mount Forest - Arthur - Northern Wellington County. Today..Sunny. Local smoke. Wind becoming northeast 20 km/h this morning. High 22. UV index 9 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 12. Friday..Sunny. High 24. Humidex 25. UV index 8 or very high. Orangeville - Grand Valley - Southern Dufferin County. Today..Clearing this morning. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 24. Humidex 26. UV index 9 or very high. Tonight..Clear. Becoming partly cloudy this evening. Wind north 20 km/h becoming light this evening. Low 15. Friday..Sunny. High 23. UV index 8 or very high. Shelburne - Mansfield - Northern Dufferin County. Today..Mainly sunny. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 24. Humidex 26. UV index 9 or very high. Tonight..A few clouds. Wind north 20 km/h becoming light this evening. Low 15. Friday..Sunny. High 23. UV index 8 or very high. Innisfil - New Tecumseth - Angus. Today..Mainly sunny. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 24. Humidex 26. UV index 9 or very high. Tonight..Partly cloudy. Wind northwest 20 km/h becoming light this evening. Low 15. Friday..Sunny. High 23. UV index 8 or very high. Saugeen Shores - Kincardine - Southern Bruce County. Today..Mainly sunny. Local smoke. Wind becoming north 20 km/h gusting to 40 this morning. High 24. Humidex 26. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h gusting to 40 becoming light this evening. Low 13. Friday..Sunny. Wind becoming north 30 km/h in the morning. High 23. Humidex 25. UV index 8 or very high. Bruce Peninsula - Sauble Beach - Tobermory. Today..Clearing. Local smoke this morning and early this afternoon. Wind northeast 20 km/h gusting to 40 becoming light this afternoon. High 24. Humidex 26. UV index 8 or very high. Tonight..Clear. Becoming partly cloudy this evening. Low 13. Friday..Sunny. High 23. Humidex 25. UV index 8 or very high. Hanover - Dundalk - Southern Grey County. Today..Sunny. Local smoke this morning and early this afternoon. Wind becoming northeast 20 km/h this morning. High 23. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 14. Friday..Sunny. High 22. UV index 8 or very high. Owen Sound - Blue Mountains - Northern Grey County. Today..A mix of sun and cloud. Becoming sunny near noon. Local smoke this morning and early this afternoon. Wind becoming northeast 30 km/h this morning. High 23. UV index 8 or very high. Tonight..Clear. Wind north 30 km/h becoming light late this evening. Low 14. Friday..Sunny. High 22. UV index 8 or very high. Barrie - Collingwood - Hillsdale. Today..Mainly sunny. Local smoke this morning and early this afternoon. Wind northeast 20 km/h becoming light late this morning. High 24. UV index 9 or very high. Tonight..A few clouds. Low 13. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 23. UV index 8 or very high. Midland - Coldwater - Orr Lake. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning and early this afternoon. Wind northeast 20 km/h becoming light late this morning. Wind becoming northeast 30 late this afternoon. High 24. Humidex 25. UV index 9 or very high. Tonight..Clearing this evening. Wind northeast 30 km/h gusting to 50. Low 13. Friday..Sunny. Wind becoming northwest 30 km/h in the afternoon. High 24. UV index 8 or very high. Orillia - Lagoon City - Washago. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning and early this afternoon. Wind northeast 20 km/h becoming light late this morning. Wind becoming northeast 30 this afternoon. High 24. Humidex 25. UV index 9 or very high. Tonight..A few clouds. Wind northeast 30 km/h. Low 13. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 24. UV index 8 or very high. Cobourg - Colborne - Western Northumberland County. Today..A mix of sun and cloud. 40 percent chance of showers early this morning. Local smoke this morning. Wind becoming northeast 20 km/h this morning. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 25. UV index 8 or very high. Belleville - Quinte West - Eastern Northumberland County. Today..A mix of sun and cloud. 40 percent chance of showers early this morning. Local smoke this morning. Wind becoming northeast 20 km/h this morning. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 25. UV index 8 or very high. Picton - Sandbanks Park. Today..A mix of sun and cloud. 40 percent chance of showers early this morning. Local smoke this morning. Wind becoming northeast 20 km/h this morning. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 25. UV index 8 or very high. Napanee - Consecon. Today..A mix of sun and cloud. 40 percent chance of showers early this morning. Local smoke this morning. Wind becoming northeast 20 km/h this morning. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 25. UV index 8 or very high. Kingston - Odessa - Frontenac Islands. Today..Cloudy. Becoming a mix of sun and cloud this morning. Local smoke this morning. Wind northeast 20 km/h gusting to 40. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h. Low 13. Friday..Sunny. Wind northeast 20 km/h becoming light in the afternoon. High 25. UV index 8 or very high. Lindsay - Southern Kawartha Lakes. Today..Mainly sunny. Local smoke this morning. Wind northeast 20 km/h becoming light late this morning. High 23. UV index 9 or very high. Tonight..Mainly cloudy. Clearing late this evening. Low 10. Friday..Sunny. High 24. UV index 8 or very high. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning. Wind northeast 20 km/h. High 23. UV index 9 or very high. Tonight..A few clouds. Wind north 20 km/h becoming light this evening. Low 10. Friday..Mainly sunny. High 24. UV index 8 or very high. Peterborough City - Lakefield - Southern Peterborough County. Today..A mix of sun and cloud. Local smoke this morning. Wind northeast 20 km/h becoming light late this morning. High 23. UV index 9 or very high. Tonight..Partly cloudy. Clearing late this evening. Low 10. Friday..Mainly sunny. High 24. UV index 8 or very high. Apsley - Woodview - Northern Peterborough County. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning. Wind northeast 20 km/h becoming light late this morning. High 23. UV index 9 or very high. Tonight..Partly cloudy. Becoming clear near midnight. Low 10. Friday..Mainly sunny. Wind becoming northeast 20 km/h late in the morning. High 24. UV index 8 or very high. Stirling - Tweed - Madoc. Today..Clearing early this morning. Local smoke this morning. Wind northeast 20 km/h becoming light this afternoon. Temperature steady near 20. UV index 9 or very high. Tonight..A few clouds. Low 13. Friday..Sunny. Wind northeast 20 km/h becoming light late in the morning. High 24. UV index 8 or very high. Tamworth - Sydenham - South Frontenac. Today..A mix of sun and cloud. Local smoke this morning. Wind becoming northeast 20 km/h gusting to 40 this morning. Temperature steady near 20. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening. Low 13. Friday..Sunny. Wind north 20 km/h becoming light in the afternoon. High 24. UV index 8 or very high. Kaladar - Bannockburn - Bon Echo Park. Today..Mainly sunny. Local smoke this morning. Wind becoming northeast 20 km/h this morning. High 21. UV index 9 or very high. Tonight..Partly cloudy. Clearing after midnight. Wind northeast 20 km/h becoming light this evening. Low 12. Friday..Sunny. Wind becoming north 20 km/h in the morning. High 24. UV index 8 or very high. Bancroft - Hastings Highlands - Denbigh. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. High 22. UV index 9 or very high. Tonight..Clearing this evening. Low 8. Friday..Sunny. Wind becoming north 20 km/h late in the morning. High 23. UV index 8 or very high. Gananoque - Mallorytown. Today..A mix of sun and cloud. Local smoke this morning. Wind northeast 20 km/h. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h. Low 10. Friday..Sunny. Wind north 20 km/h becoming light late in the morning. High 24. UV index 8 or very high. Brockville - Prescott. Today..A mix of sun and cloud. Local smoke early this morning. Wind northeast 20 km/h. High 22. UV index 9 or very high. Tonight..Partly cloudy. Becoming clear this evening. Wind northeast 20 km/h becoming light this evening. Low 10. Friday..Sunny. Wind north 20 km/h becoming light late in the morning. High 24. UV index 8 or very high. Westport - Charleston Lake. Today..Clearing early this morning. Local smoke early this morning. Wind northeast 20 km/h. High 22. UV index 9 or very high. Tonight..Clear. Wind northeast 20 km/h. Low 10. Friday..Sunny. Wind northeast 20 km/h becoming light in the afternoon. High 24. UV index 8 or very high. Merrickville-Wolford - Kemptville. Today..Mainly sunny. Local smoke early this morning. Wind north 20 km/h. High 22. UV index 9 or very high. Tonight..Clear. Low 10. Friday..Sunny. Wind northeast 20 km/h becoming light late in the morning. High 24. UV index 8 or very high. Ottawa North - Kanata - Orl‚ans. Today..Mainly sunny. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. High 22. UV index 9 or very high. Tonight..Clear. Low 13. Friday..Sunny. High 24. UV index 8 or very high. Ottawa South - Richmond - Metcalfe. Today..Mainly sunny. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. High 22. UV index 9 or very high. Tonight..Clear. Low 13. Friday..Sunny. High 24. UV index 8 or very high. Gatineau. Today..Mainly sunny. Local smoke early this morning. High 23. UV index 9 or very high. Tonight..Clear. Wind north 20 km/h becoming light after midnight. Low 13. Friday..Sunny. High 25. UV index 8 or very high. Prescott and Russell. Today..Mainly sunny. Local smoke early this morning. Wind northeast 20 km/h. High 22. UV index 9 or very high. Tonight..Clear. Low 15. Friday..Sunny. High 24. UV index 8 or very high. Morrisburg - Long Sault. Today..Mainly sunny. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. High 21. UV index 9 or very high. Tonight..A few clouds. Low 12. Friday..Sunny. High 24. UV index 8 or very high. Cornwall - Lancaster. Today..Mainly sunny. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. High 21. UV index 9 or very high. Tonight..Partly cloudy. Clearing before morning. Low 12. Friday..Sunny. High 24. UV index 8 or very high. Winchester - Newington. Today..Mainly sunny. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. High 21. UV index 9 or very high. Tonight..Clear. Low 12. Friday..Sunny. High 24. UV index 8 or very high. Maxville - Alexandria. Today..Mainly sunny. Local smoke early this morning. Wind becoming north 20 km/h this afternoon. High 21. UV index 9 or very high. Tonight..A few clouds. Low 11. Friday..Sunny. High 24. UV index 8 or very high. Plevna - Sharbot Lake - Western Lanark County. Today..Mainly sunny. Local smoke early this morning. Wind north 20 km/h becoming light late this morning. High 21. UV index 9 or very high. Tonight..Partly cloudy. Clearing late this evening. Low 12. Friday..Sunny. High 23. UV index 8 or very high. Smiths Falls - Perth - Eastern Lanark County. Today..Mainly sunny. Local smoke early this morning. Wind north 20 km/h. High 21. UV index 9 or very high. Tonight..Clear. Low 12. Friday..Sunny. Wind northeast 20 km/h becoming light late in the morning. High 23. UV index 8 or very high. Port Carling - Port Severn. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning. Wind northeast 20 km/h becoming light late this morning. Wind becoming northeast 30 late this afternoon. High 25. UV index 8 or very high. Tonight..Clearing this evening. Wind northeast 30 km/h becoming light after midnight. Low 15. Friday..Mainly sunny. Wind becoming northwest 30 km/h late in the morning. High 24. UV index 7 or high. Bracebridge - Gravenhurst. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning. Wind northeast 20 km/h becoming light late this morning. High 24. UV index 8 or very high. Tonight..Clear. Low 9. Friday..Sunny. Increasing cloudiness early in the afternoon. High 25. UV index 8 or very high. Town of Parry Sound - Rosseau - Killbear Park. Today..Sunny. Local smoke this morning. Wind becoming north 30 km/h this morning. High 24. UV index 8 or very high. Tonight..Clear. Wind northeast 30 km/h becoming light late this evening. Low 12. Friday..Mainly sunny. Wind becoming northwest 30 km/h late in the morning. High 23. Humidex 26. UV index 7 or high. Huntsville - Baysville. Today..Sunny. Becoming a mix of sun and cloud near noon. Local smoke this morning. Wind northeast 20 km/h. High 24. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 12. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming north 20 km/h late in the morning. High 23. Humidex 26. UV index 7 or high. Haliburton - Minden - Southern Haliburton County. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning. Wind northeast 20 km/h. High 23. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 10. Friday..Mainly sunny. Wind becoming north 20 km/h late in the morning. High 22. UV index 8 or very high. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke this morning. Wind northeast 20 km/h. High 23. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 10. Friday..Mainly sunny. Wind becoming north 20 km/h late in the morning. High 22. UV index 8 or very high. Barry's Bay - Killaloe. Today..Sunny. Becoming a mix of sun and cloud near noon. Local smoke early this morning. High 23. UV index 8 or very high. Tonight..Clearing this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming north 20 km/h late in the morning. High 23. UV index 7 or high. Renfrew - Arnprior - Calabogie. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke early this morning. Wind north 20 km/h becoming light this morning. High 23. UV index 8 or very high. Tonight..Partly cloudy. Becoming clear near midnight. Low 11. Friday..Sunny. High 23. UV index 7 or high. Petawawa - Pembroke - Cobden. Today..Sunny. Becoming a mix of sun and cloud near noon. Local smoke early this morning. Wind becoming north 30 km/h this afternoon. High 23. UV index 8 or very high. Tonight..Clear. Wind north 30 km/h becoming light after midnight. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming west 20 km/h late in the morning. High 23. UV index 7 or high. Western Algonquin Park - Lake of Two Rivers. Today..Sunny. Becoming a mix of sun and cloud near noon. Local smoke early this morning. Wind northeast 20 km/h becoming light late this morning. Wind becoming north 30 late this afternoon. High 22. UV index 8 or very high. Tonight..Clear. Wind north 30 km/h becoming light this evening. Low 7. Friday..Mainly sunny. Wind becoming north 20 km/h late in the morning. High 22. UV index 7 or high. Deep River - Whitney - Eastern Algonquin Park. Today..Sunny. Becoming a mix of sun and cloud this afternoon. Local smoke early this morning. Wind northeast 20 km/h. High 22. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 7. Friday..Sunny. High 22. UV index 7 or high. Bayfield Inlet - Dunchurch. Today..Sunny. Becoming a mix of sun and cloud near noon. Local smoke this morning. Wind northeast 20 km/h. High 23. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming north 20 km/h late in the morning. High 24. Humidex 25. UV index 6 or high. South River - Burk's Falls. Today..Sunny. Becoming a mix of sun and cloud near noon. Local smoke this morning. Wind northeast 20 km/h. High 23. UV index 8 or very high. Tonight..Clear. Wind north 20 km/h becoming light this evening. Low 11. Friday..Sunny. Becoming a mix of sun and cloud late in the morning. Wind becoming north 20 km/h late in the morning. High 24. Humidex 25. UV index 6 or high. End $$$$^^ --- up 1 day, 22 hours, 19 minutes * Origin: Northern Realms (1:229/664) .