Subj : Southern Ontario Weather To : All From : Northern Realms Date : Fri Aug 15 2025 15:35:00 FPCN11 CWTO 151930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Friday 15 August 2025 for tonight Saturday and Saturday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Saturday. City of Toronto. Tonight..Clear. Low 19. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Low 20. Windsor - Leamington - Essex County. Tonight..Clear. Fog patches developing overnight. Low 18. Saturday..Sunny. Fog patches dissipating in the morning. High 32. Humidex 41. UV index 9 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 30 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming north 20 km/h near midnight. Low 22. Chatham-Kent - Rondeau Park. Tonight..Clear. Fog patches developing overnight. Low 16. Saturday..Sunny. Fog patches dissipating in the morning. High 32. Humidex 40. UV index 9 or very high. Saturday night..A few clouds. Increasing cloudiness late in the evening then 30 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming north 30 km/h near midnight then light after midnight. Low 20. Sarnia - Petrolia - Western Lambton County. Tonight..Clearing early this evening. Fog patches developing overnight. Low 16. Saturday..Sunny. Fog patches dissipating in the morning. High 33. Humidex 40. UV index 9 or very high. Saturday night..Increasing cloudiness. 30 percent chance of showers overnight with risk of a thunderstorm. Wind becoming northwest 30 km/h gusting to 50 after midnight. Low 20. Watford - Pinery Park - Eastern Lambton County. Tonight..Clear. Fog patches developing overnight. Low 16. Saturday..Sunny. Fog patches dissipating in the morning. High 33. Humidex 40. UV index 9 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 30 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming north 20 km/h gusting to 40 after midnight. Low 20. Rodney - Shedden - Western Elgin County. Tonight..Clear. Low 16. Saturday..Sunny. High 31. Humidex 36. UV index 9 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming northwest 20 km/h near midnight. Low 20. St. Thomas - Aylmer - Eastern Elgin County. Tonight..Clearing early this evening. Low 16. Saturday..Sunny. High 31. Humidex 36. UV index 9 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 20. Strathroy - Komoka - Western Middlesex County. Tonight..Clearing early this evening. Low 16. Saturday..Sunny. High 32. Humidex 37. UV index 9 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers overnight with risk of a thunderstorm. Wind becoming northwest 20 km/h before morning. Low 19. London - Parkhill - Eastern Middlesex County. Tonight..Mainly cloudy. Clearing this evening. Low 16. Saturday..Sunny. High 32. Humidex 37. UV index 9 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers overnight with risk of a thunderstorm. Low 19. Simcoe - Delhi - Norfolk. Tonight..Clear. Low 15. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Wind becoming north 20 km/h gusting to 40 after midnight. Low 20. Dunnville - Caledonia - Haldimand. Tonight..Clear. Low 16. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Low 19. Woodstock - Tillsonburg - Oxford County. Tonight..Partly cloudy. Clearing this evening. Low 16. Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Brantford - County of Brant. Tonight..Clear. Low 16. Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Low 20. Niagara Falls - Welland - Southern Niagara Region. Tonight..Clear. Low 17. Saturday..Sunny. High 31. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Low 19. St. Catharines - Grimsby - Northern Niagara Region. Tonight..Clear. Low 17. Saturday..Sunny. High 32. Humidex 39. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 40 percent chance of showers overnight. Wind becoming west 20 km/h after midnight. Low 19. City of Hamilton. Tonight..Clear. Low 17. Saturday..Sunny. High 32. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming northwest 20 km/h gusting to 40 after midnight. Low 19. Burlington - Oakville. Tonight..Clear. Low 18. Saturday..Sunny. Wind becoming southwest 20 km/h late in the afternoon. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Wind southwest 20 km/h becoming light near midnight. Low 20. Halton Hills - Milton. Tonight..Partly cloudy. Becoming clear this evening. Low 17. Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Low 20. Mississauga - Brampton. Tonight..Clear. Low 17. Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Low 20. Caledon. Tonight..Partly cloudy. Clearing late this evening. Low 16. Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 60 percent chance of showers overnight. Wind becoming west 20 km/h near midnight. Low 20. Vaughan - Richmond Hill - Markham. Tonight..Clear. Low 17. Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Newmarket - Georgina - Northern York Region. Tonight..Partly cloudy. Becoming clear late this evening. Low 17. Saturday..A mix of sun and cloud. High 33. Humidex 38. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness near midnight then 60 percent chance of showers overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Pickering - Oshawa - Southern Durham Region. Tonight..Clear. Low 17. Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Uxbridge - Beaverton - Northern Durham Region. Tonight..Clear. Low 17. Saturday..Mainly sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness near midnight then 60 percent chance of showers overnight. Low 20. Goderich - Bluewater - Southern Huron County. Tonight..Clear. Becoming partly cloudy near midnight. Low 16. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers late in the evening and overnight with risk of a thunderstorm. Wind northeast 40 km/h gusting to 60 becoming west 20 near midnight then north 30 gusting to 50 before morning. Low 19. Wingham - Blyth - Northern Huron County. Tonight..A few clouds. Low 16. Saturday..Clearing in the morning. High 31. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers late in the evening and overnight with risk of a thunderstorm. Wind west 20 km/h becoming north 20 after midnight. Low 19. Stratford - Mitchell - Southern Perth County. Tonight..Mainly cloudy. Clearing late this evening. Low 16. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers late in the evening and overnight with risk of a thunderstorm. Wind becoming northwest 20 km/h before morning. Low 19. Listowel - Milverton - Northern Perth County. Tonight..Mainly cloudy. Clearing late this evening. Low 17. Saturday..Clearing in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers late in the evening and overnight with risk of a thunderstorm. Low 19. Kitchener - Cambridge - Region of Waterloo. Tonight..Partly cloudy. Clearing late this evening. Low 16. Saturday..Mainly sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 40 percent chance of showers overnight. Risk of a thunderstorm overnight. Wind becoming northwest 20 km/h before morning. Low 18. Guelph - Erin - Southern Wellington County. Tonight..Partly cloudy. Clearing late this evening. Low 16. Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 60 percent chance of showers overnight. Low 18. Mount Forest - Arthur - Northern Wellington County. Tonight..Mainly cloudy. Clearing late this evening. Low 15. Saturday..Clearing. High 33. Humidex 38. UV index 8 or very high. Saturday night..Increasing cloudiness. 40 percent chance of showers late in the evening and overnight with risk of a thunderstorm. Wind west 20 km/h becoming light near midnight. Low 18. Orangeville - Grand Valley - Southern Dufferin County. Tonight..Mainly cloudy. Clearing late this evening. Low 16. Saturday..A mix of sun and cloud. High 31. Humidex 36. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then showers. Risk of a thunderstorm overnight. Wind becoming west 20 km/h near midnight. Low 19. Shelburne - Mansfield - Northern Dufferin County. Tonight..Mainly cloudy. Clearing late this evening. Low 16. Saturday..A mix of sun and cloud. Wind southwest 20 km/h becoming light late in the morning. High 31. Humidex 36. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then showers. Risk of a thunderstorm overnight. Wind becoming west 20 km/h after midnight. Low 19. Innisfil - New Tecumseth - Angus. Tonight..Mainly cloudy. Clearing late this evening. Low 16. Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness near midnight then showers. Risk of a thunderstorm overnight. Low 19. Saugeen Shores - Kincardine - Southern Bruce County. Tonight..Clear. Becoming partly cloudy near midnight. Low 18. Saturday..Sunny. High 29. Humidex 34. UV index 8 or very high. Saturday night..Increasing cloudiness. Showers beginning in the evening. Risk of a thunderstorm in the evening and after midnight. Wind south 20 km/h gusting to 40 becoming light near midnight. Wind becoming north 20 gusting to 40 after midnight. Low 21. Bruce Peninsula - Sauble Beach - Tobermory. Tonight..Clear. Becoming partly cloudy late this evening. Low 19. Saturday..Sunny. Wind becoming southwest 20 km/h late in the morning. High 28. Humidex 35. UV index 8 or very high. Saturday night..Cloudy. Showers beginning in the evening. Risk of a thunderstorm in the evening and after midnight. Wind west 20 km/h becoming light in the evening. Wind becoming north 30 gusting to 50 after midnight. Low 16. Hanover - Dundalk - Southern Grey County. Tonight..A few clouds. Increasing cloudiness after midnight. Low 17. Saturday..Clearing. Wind southwest 20 km/h. High 30. Humidex 35. UV index 8 or very high. Saturday night..Increasing cloudiness. Showers beginning in the evening. Risk of a thunderstorm in the evening and after midnight. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 19. Owen Sound - Blue Mountains - Northern Grey County. Tonight..Clear. Increasing cloudiness near midnight. Low 18. Saturday..Sunny. Wind becoming southwest 20 km/h in the morning. High 30. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. Showers beginning in the evening. Risk of a thunderstorm in the evening and after midnight. Wind becoming north 30 km/h gusting to 50 before morning. Low 17. Barrie - Collingwood - Hillsdale. Tonight..Partly cloudy. Clearing late this evening. Low 18. Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness late in the evening then showers. Risk of a thunderstorm overnight. Low 18. Midland - Coldwater - Orr Lake. Tonight..A few clouds. Low 18. Saturday..Clearing. Wind southwest 20 km/h. High 31. Humidex 36. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness late in the evening then showers. Risk of a thunderstorm overnight. Wind becoming north 30 km/h near midnight. Low 18. Orillia - Lagoon City - Washago. Tonight..Mainly cloudy. Clearing late this evening. Low 17. Saturday..A mix of sun and cloud. High 32. Humidex 38. UV index 8 or very high. Saturday night..Mainly cloudy. Showers beginning near midnight. Risk of a thunderstorm overnight. Wind becoming west 40 km/h gusting to 60 after midnight. Low 18. Cobourg - Colborne - Western Northumberland County. Tonight..Clear. Low 16. Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 20. Belleville - Quinte West - Eastern Northumberland County. Tonight..Clear. Low 15. Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 20. Picton - Sandbanks Park. Tonight..Clear. Low 14. Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 20. Napanee - Consecon. Tonight..Clear. Low 14. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 20. Kingston - Odessa - Frontenac Islands. Tonight..Clear. Low 14. Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness after midnight then 60 percent chance of showers before morning. Low 20. Lindsay - Southern Kawartha Lakes. Tonight..Partly cloudy. Clearing late this evening. Low 16. Saturday..Sunny. Becoming a mix of sun and cloud in the morning. High 32. Humidex 38. UV index 8 or very high. Saturday night..Partly cloudy. Becoming cloudy after midnight with 60 percent chance of showers overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Tonight..Mainly cloudy. Clearing late this evening. Low 17. Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the afternoon. High 32. Humidex 38. UV index 8 or very high. Saturday night..Mainly cloudy. Showers beginning near midnight. Risk of a thunderstorm overnight. Low 20. Peterborough City - Lakefield - Southern Peterborough County. Tonight..Clear. Low 15. Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Low 18. Apsley - Woodview - Northern Peterborough County. Tonight..Mainly cloudy. Clearing late this evening. Low 14. Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind becoming southwest 20 km/h in the afternoon. High 32. Humidex 37. UV index 8 or very high. Saturday night..Mainly cloudy. 60 percent chance of showers overnight. Low 18. Stirling - Tweed - Madoc. Tonight..Clear. Low 16. Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Partly cloudy. Becoming cloudy after midnight with 60 percent chance of showers before morning. Low 20. Tamworth - Sydenham - South Frontenac. Tonight..Clear. Low 16. Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 60 percent chance of showers before morning. Low 20. Kaladar - Bannockburn - Bon Echo Park. Tonight..Clear. Low 12. Saturday..Mainly sunny. Wind becoming southwest 20 km/h in the afternoon. High 32. Humidex 37. UV index 8 or very high. Saturday night..Partly cloudy. Becoming cloudy after midnight with 60 percent chance of showers overnight. Low 18. Bancroft - Hastings Highlands - Denbigh. Tonight..Mainly cloudy. Clearing late this evening. Low 12. Saturday..A mix of sun and cloud. Wind southwest 20 km/h. High 32. Humidex 37. UV index 8 or very high. Saturday night..Partly cloudy. 60 percent chance of showers overnight. Wind west 20 km/h becoming light in the evening. Low 18. Gananoque - Mallorytown. Tonight..Clear. Low 15. Saturday..Sunny. High 32. Humidex 35. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 60 percent chance of showers before morning. Low 19. Brockville - Prescott. Tonight..Clear. Low 15. Saturday..Sunny. High 32. Humidex 35. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness late in the evening then 60 percent chance of showers before morning. Low 19. Westport - Charleston Lake. Tonight..Clear. Low 15. Saturday..Sunny. Wind becoming southwest 20 km/h late in the afternoon. High 33. Humidex 36. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 60 percent chance of showers before morning. Wind southwest 20 km/h becoming light in the evening. Low 19. Merrickville-Wolford - Kemptville. Tonight..Clear. Low 12. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 33. Humidex 38. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Wind southwest 20 km/h becoming light near midnight. Low 19. Ottawa North - Kanata - Orl‚ans. Tonight..Clear. Low 13. Saturday..Mainly sunny. Wind becoming south 20 km/h late in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..Partly cloudy. 60 percent chance of showers before morning. Low 18. Ottawa South - Richmond - Metcalfe. Tonight..Clear. Low 13. Saturday..Mainly sunny. Wind becoming south 20 km/h late in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..Partly cloudy. 60 percent chance of showers before morning. Low 18. Gatineau. Tonight..Clear. Low 13. Saturday..Sunny. Wind becoming south 20 km/h late in the morning. High 33. Humidex 38. UV index 8 or very high. Saturday night..Partly cloudy. 60 percent chance of showers before morning. Low 18. Prescott and Russell. Tonight..Clear. Low 12. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 32. Humidex 36. UV index 8 or very high. Saturday night..Partly cloudy. Becoming cloudy before morning with 60 percent chance of showers. Low 19. Morrisburg - Long Sault. Tonight..Clear. Low 13. Saturday..Sunny. High 32. Humidex 36. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 20. Cornwall - Lancaster. Tonight..Clear. Low 13. Saturday..Sunny. Wind becoming southwest 20 km/h in the afternoon. High 32. Humidex 36. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness late in the evening then 60 percent chance of showers before morning. Low 20. Winchester - Newington. Tonight..Clear. Low 13. Saturday..Mainly sunny. Wind becoming south 20 km/h in the afternoon. High 32. Humidex 36. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 20. Maxville - Alexandria. Tonight..Clear. Low 12. Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers before morning. Low 19. Plevna - Sharbot Lake - Western Lanark County. Tonight..Clear. Low 14. Saturday..Sunny. Becoming a mix of sun and cloud near noon. Wind southwest 20 km/h becoming light late in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..Mainly cloudy. 60 percent chance of showers before morning. Low 18. Smiths Falls - Perth - Eastern Lanark County. Tonight..Clear. Low 14. Saturday..Sunny. Wind becoming southwest 20 km/h late in the afternoon. High 32. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness early in the evening. 60 percent chance of showers before morning. Wind southwest 20 km/h becoming light near midnight. Low 18. Port Carling - Port Severn. Tonight..A few clouds. Increasing cloudiness overnight. Wind northwest 20 km/h becoming light early this evening. Low 18. Saturday..A mix of sun and cloud. Wind becoming northwest 30 km/h in the afternoon. High 31. Humidex 37. UV index 8 or very high. Saturday night..Increasing cloudiness. Showers beginning near midnight. Risk of a thunderstorm overnight. Wind becoming north 30 km/h before morning. Low 21. Bracebridge - Gravenhurst. Tonight..Clearing early this evening. Low 16. Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the morning. High 31. Humidex 36. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness near midnight then showers. Risk of a thunderstorm overnight. Wind becoming north 20 km/h before morning. Low 17. Town of Parry Sound - Rosseau - Killbear Park. Tonight..Clear. Increasing cloudiness after midnight. Low 16. Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind southwest 20 km/h. High 30. Humidex 35. UV index 8 or very high. Saturday night..Increasing cloudiness early in the evening. 60 percent chance of showers with risk of a thunderstorm. Wind becoming northeast 30 km/h gusting to 50 before morning. Low 17. Huntsville - Baysville. Tonight..Clear. Increasing cloudiness after midnight. Low 16. Saturday..A mix of sun and cloud. Clearing near noon. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 30. Humidex 35. UV index 8 or very high. Saturday night..Increasing cloudiness early in the evening. 60 percent chance of showers with risk of a thunderstorm. Wind becoming north 20 km/h gusting to 40 before morning. Low 17. Haliburton - Minden - Southern Haliburton County. Tonight..Mainly cloudy. Clearing late this evening. Low 14. Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the morning. High 30. Humidex 36. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness after midnight then 60 percent chance of showers overnight. Low 19. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Tonight..Mainly cloudy. Clearing late this evening. Wind south 20 km/h becoming light early this evening. Low 14. Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the morning. High 30. Humidex 36. UV index 8 or very high. Saturday night..Increasing cloudiness. 60 percent chance of showers overnight. Low 19. Barry's Bay - Killaloe. Tonight..Partly cloudy. Clearing late this evening. Wind southwest 20 km/h becoming light early this evening. Low 14. Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..Clear. Increasing cloudiness near midnight then 60 percent chance of showers overnight. Wind west 20 km/h becoming light in the evening. Wind becoming north 20 gusting to 40 before morning. Low 15. Renfrew - Arnprior - Calabogie. Tonight..Partly cloudy. Clearing near midnight. Low 15. Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind becoming southwest 20 km/h in the morning. High 32. Humidex 37. UV index 8 or very high. Saturday night..A few clouds. Increasing cloudiness late in the evening then 60 percent chance of showers overnight. Wind west 20 km/h becoming light in the evening. Low 15. Petawawa - Pembroke - Cobden. Tonight..A few clouds. Low 15. Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h late in the afternoon. High 32. Humidex 37. UV index 8 or very high. Saturday night..Partly cloudy. Becoming cloudy near midnight with 60 percent chance of showers overnight. Wind southwest 20 km/h becoming north 20 gusting to 40 in the evening. Low 15. Western Algonquin Park - Lake of Two Rivers. Tonight..A few clouds. Wind southwest 20 km/h becoming light early this evening. Low 12. Saturday..A mix of sun and cloud. Clearing near noon. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 30. Humidex 35. UV index 8 or very high. Saturday night..Increasing cloudiness early in the evening. 60 percent chance of showers with risk of a thunderstorm. Wind west 30 km/h becoming light in the evening. Wind becoming north 20 gusting to 40 before morning. Low 15. Deep River - Whitney - Eastern Algonquin Park. Tonight..A few clouds. Low 12. Saturday..Mainly cloudy. Clearing near noon. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 31. Humidex 36. UV index 8 or very high. Saturday night..Clear early in the evening then partly cloudy with 60 percent chance of showers. Risk of a thunderstorm. Wind west 20 km/h gusting to 40 becoming light in the evening. Wind becoming north 20 before morning. Low 15. Bayfield Inlet - Dunchurch. Tonight..Clear. Increasing cloudiness after midnight. Low 14. Saturday..Clearing. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 29. Humidex 35. UV index 8 or very high. Saturday night..Becoming cloudy in the evening with 60 percent chance of showers in the evening and overnight. Risk of a thunderstorm. Wind west 20 km/h becoming light in the evening. Wind becoming northeast 20 gusting to 40 before morning. Low 14. South River - Burk's Falls. Tonight..Clear. Increasing cloudiness after midnight. Low 14. Saturday..Clearing. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 30. Humidex 35. UV index 8 or very high. Saturday night..Becoming cloudy in the evening with 60 percent chance of showers in the evening and overnight. Risk of a thunderstorm. Wind west 20 km/h becoming light in the evening. Wind becoming northeast 20 gusting to 40 before morning. Low 14. End $$$$^^ --- up 4 days, 8 hours, 16 minutes * Origin: Northern Realms (1:229/664) .