Subj : Southern Ontario Weather To : All From : Northern Realms Date : Sun Aug 10 2025 15:35:00 FPCN11 CWTO 101930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Sunday 10 August 2025 for tonight Monday and Monday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Monday. City of Toronto. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 21. Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Wind south 20 km/h becoming light in the evening. Low 22. Windsor - Leamington - Essex County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 9 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Chatham-Kent - Rondeau Park. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny in the morning and early in the afternoon then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 9 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Sarnia - Petrolia - Western Lambton County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 21. Watford - Pinery Park - Eastern Lambton County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 21. Rodney - Shedden - Western Elgin County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..Partly cloudy. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. St. Thomas - Aylmer - Eastern Elgin County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..A few clouds. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Strathroy - Komoka - Western Middlesex County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Mainly sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 21. London - Parkhill - Eastern Middlesex County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 21. Simcoe - Delhi - Norfolk. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..A few clouds. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Dunnville - Caledonia - Haldimand. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..A few clouds. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Woodstock - Tillsonburg - Oxford County. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy near midnight. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 21. Brantford - County of Brant. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy after midnight. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Niagara Falls - Welland - Southern Niagara Region. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..A few clouds. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. St. Catharines - Grimsby - Northern Niagara Region. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. City of Hamilton. Tonight..Clearing early this evening. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very high. Monday night..A few clouds. Fog patches developing after midnight. Wind southwest 20 km/h becoming light in the evening. Low 22. Burlington - Oakville. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Wind becoming south 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Wind south 20 km/h becoming light in the evening. Low 22. Halton Hills - Milton. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 21. Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy near midnight. Wind south 20 km/h becoming light in the evening. Low 22. Mississauga - Brampton. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 21. Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy after midnight. Wind south 20 km/h becoming light in the evening. Low 22. Caledon. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Becoming a mix of sun and cloud near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. Low 20. Vaughan - Richmond Hill - Markham. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 21. Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy after midnight. Wind south 20 km/h becoming light in the evening. Low 22. Newmarket - Georgina - Northern York Region. Tonight..Partly cloudy. Clearing this evening. Low 20. Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Increasing cloudiness near midnight. Low 20. Pickering - Oshawa - Southern Durham Region. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy after midnight. Fog patches developing after midnight. Low 21. Uxbridge - Beaverton - Northern Durham Region. Tonight..Partly cloudy. Clearing this evening. Low 20. Monday..Sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Increasing cloudiness after midnight. Low 20. Goderich - Bluewater - Southern Huron County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Mainly sunny. Increasing cloudiness in the afternoon then 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 21. Wingham - Blyth - Northern Huron County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Cloudy with 30 percent chance of showers early in the evening then partly cloudy. Risk of a thunderstorm early in the evening. Wind southwest 20 km/h becoming light in the evening. Low 21. Stratford - Mitchell - Southern Perth County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Mainly sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. Low 20. Listowel - Milverton - Northern Perth County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Increasing cloudiness late in the morning. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 20. Kitchener - Cambridge - Region of Waterloo. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Mainly sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..A few clouds. Low 20. Guelph - Erin - Southern Wellington County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..A few clouds. Low 20. Mount Forest - Arthur - Northern Wellington County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Increasing cloudiness late in the morning. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 20. Orangeville - Grand Valley - Southern Dufferin County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 20. Shelburne - Mansfield - Northern Dufferin County. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 20. Innisfil - New Tecumseth - Angus. Tonight..Clearing early this evening. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Increasing cloudiness early in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 20. Saugeen Shores - Kincardine - Southern Bruce County. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Cloudy with 30 percent chance of showers early in the evening then partly cloudy. Risk of a thunderstorm early in the evening. Low 21. Bruce Peninsula - Sauble Beach - Tobermory. Tonight..A few clouds. Wind becoming south 20 km/h this evening. Low 21. Monday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Wind southwest 20 km/h becoming light near noon. High 30. Humidex 38. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening. 40 percent chance of showers overnight. Risk of a thunderstorm. Low 21. Hanover - Dundalk - Southern Grey County. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny. Increasing cloudiness late in the morning then 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Low 21. Owen Sound - Blue Mountains - Northern Grey County. Tonight..A few clouds. Low 21. Monday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Low 21. Barrie - Collingwood - Hillsdale. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Low 21. Midland - Coldwater - Orr Lake. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Mainly sunny. Increasing cloudiness near noon then 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Clearing late in the evening. Low 21. Orillia - Lagoon City - Washago. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny in the morning and early in the afternoon then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Low 21. Cobourg - Colborne - Western Northumberland County. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Belleville - Quinte West - Eastern Northumberland County. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Picton - Sandbanks Park. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Napanee - Consecon. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Kingston - Odessa - Frontenac Islands. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Lindsay - Southern Kawartha Lakes. Tonight..Partly cloudy. Clearing this evening. Low 20. Monday..Sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Increasing cloudiness after midnight. Low 20. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Tonight..Partly cloudy. Clearing this evening. Low 20. Monday..Sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..Partly cloudy. Low 20. Peterborough City - Lakefield - Southern Peterborough County. Tonight..Partly cloudy. Clearing this evening. Low 20. Monday..Sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..Clear. Becoming partly cloudy overnight. Low 20. Apsley - Woodview - Northern Peterborough County. Tonight..Partly cloudy. Clearing this evening. Low 20. Monday..Sunny. High 33. Humidex 40. UV index 8 or very high. Monday night..A few clouds. Low 20. Stirling - Tweed - Madoc. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Tamworth - Sydenham - South Frontenac. Tonight..Clear. Fog patches developing after midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. High 31. Humidex 36. UV index 8 or very high. Monday night..Clear. Fog patches developing after midnight. Low 21. Kaladar - Bannockburn - Bon Echo Park. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 33. Humidex 38. UV index 8 or very high. Monday night..Clear. Low 21. Bancroft - Hastings Highlands - Denbigh. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. High 32. Humidex 39. UV index 8 or very high. Monday night..A few clouds. Low 19. Gananoque - Mallorytown. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Brockville - Prescott. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Westport - Charleston Lake. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Merrickville-Wolford - Kemptville. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Ottawa North - Kanata - Orl‚ans. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Ottawa South - Richmond - Metcalfe. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Gatineau. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Prescott and Russell. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Morrisburg - Long Sault. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Cornwall - Lancaster. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Winchester - Newington. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Maxville - Alexandria. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 34. Humidex 42. UV index 8 or very high. Monday night..Clear. Low 21. Plevna - Sharbot Lake - Western Lanark County. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 33. Humidex 38. UV index 8 or very high. Monday night..Clear. Low 21. Smiths Falls - Perth - Eastern Lanark County. Tonight..Clearing early this evening. Low 20. Monday..Sunny. High 33. Humidex 38. UV index 8 or very high. Monday night..Clear. Low 21. Port Carling - Port Severn. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Clearing near midnight. Wind southwest 20 km/h becoming light in the evening. Low 20. Bracebridge - Gravenhurst. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 20. Town of Parry Sound - Rosseau - Killbear Park. Tonight..Partly cloudy. Low 21. Monday..A mix of sun and cloud. 30 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 20. Huntsville - Baysville. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 20. Haliburton - Minden - Southern Haliburton County. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 19. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 19. Barry's Bay - Killaloe. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Low 19. Renfrew - Arnprior - Calabogie. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. High 32. Humidex 39. UV index 8 or very high. Monday night..A few clouds. Low 19. Petawawa - Pembroke - Cobden. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. High 32. Humidex 39. UV index 8 or very high. Monday night..Partly cloudy. Low 19. Western Algonquin Park - Lake of Two Rivers. Tonight..Partly cloudy. Clearing this evening. Low 21. Monday..Sunny in the morning and early in the afternoon then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 20. Deep River - Whitney - Eastern Algonquin Park. Tonight..Partly cloudy. Clearing this evening. Low 19. Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming southwest 20 km/h near noon. High 32. Humidex 39. UV index 8 or very high. Monday night..Mainly cloudy. Wind southwest 20 km/h becoming light in the evening. Low 19. Bayfield Inlet - Dunchurch. Tonight..A few clouds. Low 21. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 20. South River - Burk's Falls. Tonight..A few clouds. Low 21. Monday..Sunny early in the morning then a mix of sun and cloud with 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming southwest 20 km/h near noon. High 31. Humidex 38. UV index 8 or very high. Monday night..Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind southwest 20 km/h becoming light in the evening. Low 20. End $$$$^^ --- up 1 week, 2 days, 9 hours, 28 minutes * Origin: Northern Realms (1:229/664) .