Subj : Southern Ontario Weather To : All From : Northern Realms Date : Mon May 26 2025 15:35:00 FPCN11 CWTO 261930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Monday 26 May 2025 for tonight Tuesday and Tuesday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Tuesday. City of Toronto. Tonight..Partly cloudy. Becoming clear this evening. Low 10. Tuesday..Mainly sunny. High 21. UV index 8 or very high. Tuesday night..Mainly cloudy. Low 12. Windsor - Leamington - Essex County. Tonight..A few clouds. Low 11. Tuesday..Mainly sunny. Wind east 20 km/h gusting to 40. High 22. UV index 9 or very high. Tuesday night..Cloudy. Showers beginning before morning. Wind east 20 km/h becoming light in the evening. Low 12. Chatham-Kent - Rondeau Park. Tonight..A few clouds. Low 10. Tuesday..Mainly sunny. Wind becoming east 20 km/h gusting to 40 in the morning. High 20. UV index 9 or very high. Tuesday night..Mainly cloudy. Showers beginning before morning. Wind east 20 km/h becoming light in the evening. Low 12. Sarnia - Petrolia - Western Lambton County. Tonight..Partly cloudy. Low 8. Tuesday..Mainly sunny. Wind becoming east 20 km/h gusting to 40 early in the afternoon then light in the afternoon. High 20. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. Watford - Pinery Park - Eastern Lambton County. Tonight..Partly cloudy. Becoming clear this evening. Low 8. Tuesday..Mainly sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. Rodney - Shedden - Western Elgin County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 9. Tuesday..Sunny. Wind becoming east 20 km/h in the morning. High 21. UV index 9 or very high. Tuesday night..Mainly cloudy. Low 12. St. Thomas - Aylmer - Eastern Elgin County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 8. Tuesday..Sunny. Wind becoming east 20 km/h gusting to 40 in the morning. High 21. UV index 9 or very high. Tuesday night..Mainly cloudy. Low 12. Strathroy - Komoka - Western Middlesex County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 8. Tuesday..Mainly sunny. Wind becoming southeast 20 km/h gusting to 40 in the morning. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. London - Parkhill - Eastern Middlesex County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 8. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. Wind becoming east 20 km/h gusting to 40 in the morning. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Wind east 20 km/h becoming light in the evening. Low 12. Simcoe - Delhi - Norfolk. Tonight..Partly cloudy. Low 7. Tuesday..Mainly sunny. Wind becoming east 20 km/h in the morning. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Wind northeast 20 km/h becoming light early in the evening. Low 12. Dunnville - Caledonia - Haldimand. Tonight..A few clouds. Fog patches developing before morning. Low 7. Tuesday..Mainly sunny. Fog patches dissipating in the morning. Wind becoming east 20 km/h in the afternoon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. Woodstock - Tillsonburg - Oxford County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming east 20 km/h in the morning. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Wind east 20 km/h becoming light in the evening. Low 12. Brantford - County of Brant. Tonight..Partly cloudy. Becoming clear this evening. Low 7. Tuesday..Mainly sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. Niagara Falls - Welland - Southern Niagara Region. Tonight..Partly cloudy. Becoming clear this evening. Fog patches developing before morning. Low 8. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches dissipating in the morning. Wind becoming northeast 20 km/h late in the afternoon. High 22. UV index 8 or very high. Tuesday night..Mainly cloudy. Low 12. St. Catharines - Grimsby - Northern Niagara Region. Tonight..Partly cloudy. Becoming clear this evening. Fog patches developing before morning. Low 8. Tuesday..A mix of sun and cloud. Fog patches dissipating in the morning. High 20 except 15 near Lake Ontario. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. City of Hamilton. Tonight..Partly cloudy. Becoming clear this evening. Low 8. Tuesday..Mainly sunny. Wind becoming northeast 20 km/h late in the afternoon. High 20 except 15 near Lake Ontario. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Burlington - Oakville. Tonight..Partly cloudy. Becoming clear this evening. Low 9. Tuesday..Mainly sunny. High 20 except 15 near Lake Ontario. UV index 8 or very high. Tuesday night..Mainly cloudy. Low 11. Halton Hills - Milton. Tonight..Partly cloudy. Becoming clear this evening. Low 8. Tuesday..Sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Mississauga - Brampton. Tonight..Partly cloudy. Becoming clear this evening. Low 9. Tuesday..Mainly sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. Caledon. Tonight..Partly cloudy. Becoming clear this evening. Low 7. Tuesday..Sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Vaughan - Richmond Hill - Markham. Tonight..Partly cloudy. Becoming clear this evening. Low 8. Tuesday..Mainly sunny. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Low 12. Newmarket - Georgina - Northern York Region. Tonight..Partly cloudy. Becoming clear this evening. Low 7. Tuesday..Sunny. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Pickering - Oshawa - Southern Durham Region. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Fog patches developing overnight. Low 8. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 21. UV index 8 or very high. Tuesday night..Increasing cloudiness early in the evening. Low 12. Uxbridge - Beaverton - Northern Durham Region. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Fog patches developing overnight. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches dissipating in the morning. High 22. UV index 8 or very high. Tuesday night..Increasing cloudiness early in the evening. Low 11. Goderich - Bluewater - Southern Huron County. Tonight..A few clouds. Increasing cloudiness near midnight. Low 8. Tuesday..Mainly sunny. Increasing cloudiness early in the afternoon. High 22. UV index 8 or very high. Tuesday night..A few clouds. Low 11. Wingham - Blyth - Northern Huron County. Tonight..Partly cloudy. Low 7. Tuesday..Mainly sunny. Wind east 20 km/h becoming light late in the morning. High 22. UV index 8 or very high. Tuesday night..A few clouds. Low 10. Stratford - Mitchell - Southern Perth County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming east 20 km/h in the morning. High 22. UV index 8 or very high. Tuesday night..A few clouds. Wind east 20 km/h becoming light in the evening. Low 11. Listowel - Milverton - Northern Perth County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Wind northeast 30 km/h becoming light early this evening. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind southeast 20 km/h becoming light near noon. High 22. UV index 8 or very high. Tuesday night..A few clouds. Low 11. Kitchener - Cambridge - Region of Waterloo. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low 7. Tuesday..Sunny. Wind east 20 km/h becoming light near noon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Guelph - Erin - Southern Wellington County. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low 7. Tuesday..Sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Mount Forest - Arthur - Northern Wellington County. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Orangeville - Grand Valley - Southern Dufferin County. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Shelburne - Mansfield - Northern Dufferin County. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Innisfil - New Tecumseth - Angus. Tonight..Partly cloudy. Becoming clear this evening. Low plus 5. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Low 10. Saugeen Shores - Kincardine - Southern Bruce County. Tonight..A few clouds. Low 6. Tuesday..Mainly sunny. Increasing cloudiness near noon. High 21. UV index 8 or very high. Tuesday night..A few clouds. Low 9. Bruce Peninsula - Sauble Beach - Tobermory. Tonight..Partly cloudy. Becoming clear this evening. Low 6. Tuesday..Sunny. High 20 except 14 near Lake Huron and Georgian Bay. UV index 8 or very high. Tuesday night..Partly cloudy. Low 8. Hanover - Dundalk - Southern Grey County. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low 6. Tuesday..Sunny. Increasing cloudiness near noon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 9. Owen Sound - Blue Mountains - Northern Grey County. Tonight..Partly cloudy. Becoming clear this evening. Low 6. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. High 20 except 14 near Georgian Bay. UV index 8 or very high. Tuesday night..Partly cloudy. Low 9. Barrie - Collingwood - Hillsdale. Tonight..A few clouds. Low 6. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 11. Midland - Coldwater - Orr Lake. Tonight..A few clouds. Low 7. Tuesday..Sunny. High 21. UV index 8 or very high. Tuesday night..Partly cloudy. Low 10. Orillia - Lagoon City - Washago. Tonight..Partly cloudy. 40 percent chance of showers early this evening. Fog patches developing overnight. Low 7. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog patches dissipating in the morning. High 21. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy in the evening. Low 10. Cobourg - Colborne - Western Northumberland County. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 21. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy late in the evening. Low 11. Belleville - Quinte West - Eastern Northumberland County. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 21. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy late in the evening. Low 11. Picton - Sandbanks Park. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 19. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy late in the evening. Low 10. Napanee - Consecon. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 21. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy late in the evening. Low 11. Kingston - Odessa - Frontenac Islands. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Clearing in the morning. Fog patches dissipating in the morning. High 19. UV index 8 or very high. Tuesday night..A few clouds. Low 11. Lindsay - Southern Kawartha Lakes. Tonight..Partly cloudy. 60 percent chance of showers early this evening with risk of a thunderstorm. Fog patches developing overnight. Low 6. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Increasing cloudiness. Low 10. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Tonight..Partly cloudy. 60 percent chance of showers early this evening with risk of a thunderstorm. Fog patches developing overnight. Low 6. Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy late in the evening. Low 10. Peterborough City - Lakefield - Southern Peterborough County. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 6. Tuesday..Sunny. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Increasing cloudiness. Low 10. Apsley - Woodview - Northern Peterborough County. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 6. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Becoming partly cloudy after midnight. Low 9. Stirling - Tweed - Madoc. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 6. Tuesday..Sunny. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..A few clouds. Low 10. Tamworth - Sydenham - South Frontenac. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind northeast 20 km/h becoming light early this evening. Low 6. Tuesday..A mix of sun and cloud. Becoming sunny in the morning. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Low 10. Kaladar - Bannockburn - Bon Echo Park. Tonight..Partly cloudy with 40 percent chance of showers early this evening. Otherwise clear. Fog patches developing overnight. Low plus 5. Tuesday..Sunny. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Low 8. Bancroft - Hastings Highlands - Denbigh. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low plus 4. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. High 23. UV index 8 or very high. Tuesday night..A few clouds. Low 7. Gananoque - Mallorytown. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind northwest 20 km/h gusting to 40 becoming light early this evening. Low 7. Tuesday..A mix of sun and cloud. Becoming sunny in the morning. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Low 10. Brockville - Prescott. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind southwest 30 km/h becoming light early this evening. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 8 or very high. Tuesday night..Clear. Low 10. Westport - Charleston Lake. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind north 30 km/h becoming light early this evening. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Low 10. Merrickville-Wolford - Kemptville. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 8 or very high. Tuesday night..Clear. Low 10. Ottawa North - Kanata - Orl‚ans. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 8. Tuesday..Sunny. Fog patches dissipating in the morning. High 25. UV index 7 or high. Tuesday night..Clear. Low 10. Ottawa South - Richmond - Metcalfe. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 7 or high. Tuesday night..Clear. Low 10. Gatineau. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 8. Tuesday..Sunny. Fog patches dissipating in the morning. High 25. UV index 7 or high. Tuesday night..Clear. Low 10. Prescott and Russell. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 7 or high. Tuesday night..Clear. Low 9. Morrisburg - Long Sault. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 7 or high. Tuesday night..Clear. Low 9. Cornwall - Lancaster. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind becoming east 20 km/h gusting to 40 then light early this evening. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 7 or high. Tuesday night..Clear. Low 9. Winchester - Newington. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Wind northwest 20 km/h becoming light early this evening. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 7 or high. Tuesday night..Clear. Low 9. Maxville - Alexandria. Tonight..Partly cloudy with 60 percent chance of showers early this evening. Otherwise clear. Risk of a thunderstorm early this evening. Fog patches developing overnight. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 7 or high. Tuesday night..Clear. Low 9. Plevna - Sharbot Lake - Western Lanark County. Tonight..Partly cloudy with 40 percent chance of showers early this evening. Otherwise clear. Fog patches developing overnight. Low 6. Tuesday..Sunny. Fog patches dissipating in the morning. High 23. UV index 8 or very high. Tuesday night..Clear. Low 9. Smiths Falls - Perth - Eastern Lanark County. Tonight..Partly cloudy with 40 percent chance of showers early this evening. Otherwise clear. Fog patches developing overnight. Low 7. Tuesday..Sunny. Fog patches dissipating in the morning. High 24. UV index 8 or very high. Tuesday night..Clear. Low 10. Port Carling - Port Severn. Tonight..Partly cloudy. 40 percent chance of showers early this evening. Fog patches developing overnight. Low plus 5. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 22. UV index 7 or high. Tuesday night..Partly cloudy. Low 10. Bracebridge - Gravenhurst. Tonight..Partly cloudy. 60 percent chance of showers early this evening with risk of a thunderstorm. Fog patches developing overnight. Low plus 5. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches dissipating in the morning. High 23. UV index 7 or high. Tuesday night..A few clouds. Low 10. Town of Parry Sound - Rosseau - Killbear Park. Tonight..Partly cloudy. 40 percent chance of showers early this evening. Fog patches developing overnight. Low 6. Tuesday..Mainly sunny. Fog patches dissipating in the morning. High 23. UV index 7 or high. Tuesday night..Clearing in the evening. Low 10. Huntsville - Baysville. Tonight..Partly cloudy. 30 percent chance of showers early this evening. Low plus 5. Tuesday..Sunny. Increasing cloudiness late in the morning. High 23. UV index 7 or high. Tuesday night..Partly cloudy. Clearing near midnight. Low 9. Haliburton - Minden - Southern Haliburton County. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Clearing this evening. Low plus 5. Tuesday..Sunny. Becoming a mix of sun and cloud late in the morning. High 22. UV index 8 or very high. Tuesday night..Clearing in the evening. Low 9. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Tonight..Partly cloudy. Becoming clear this evening. Low plus 4. Tuesday..Sunny. Increasing cloudiness late in the morning. High 22. UV index 8 or very high. Tuesday night..Clearing. Low 8. Barry's Bay - Killaloe. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low plus 4. Tuesday..Sunny. Becoming a mix of sun and cloud near noon. High 23. UV index 7 or high. Tuesday night..Clear. Low 8. Renfrew - Arnprior - Calabogie. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low 6. Tuesday..Sunny. High 24. UV index 7 or high. Tuesday night..Clear. Low 9. Petawawa - Pembroke - Cobden. Tonight..Partly cloudy with 30 percent chance of showers early this evening. Otherwise clear. Low plus 5. Tuesday..Sunny. High 24. UV index 7 or high. Tuesday night..Clear. Low 8. Western Algonquin Park - Lake of Two Rivers. Tonight..Partly cloudy. Becoming clear this evening. Low plus 3. Tuesday..Sunny. Increasing cloudiness late in the morning. High 22. UV index 7 or high. Tuesday night..Mainly cloudy. Clearing near midnight. Low 7. Deep River - Whitney - Eastern Algonquin Park. Tonight..Partly cloudy. Becoming clear this evening. Low plus 3. Tuesday..Sunny. Increasing cloudiness late in the morning. High 22. UV index 7 or high. Tuesday night..Mainly cloudy. Clearing near midnight. Low 7. Bayfield Inlet - Dunchurch. Tonight..A few clouds. Low 6. Tuesday..Sunny. Increasing cloudiness late in the morning. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Clearing after midnight. Low 10. South River - Burk's Falls. Tonight..A few clouds. Low plus 4. Tuesday..Sunny. Increasing cloudiness late in the morning. High 22. UV index 8 or very high. Tuesday night..Partly cloudy. Clearing after midnight. Low 9. End $$$$^^ --- up 1 week, 4 days, 8 hours, 46 minutes * Origin: Northern Realms (1:229/664) .