Subj : Southern Ontario Weather To : All From : Northern Realms Date : Mon Jul 07 2025 11:05:00 FPCN11 CWTO 071500 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 11:00 a.m. EDT Monday 7 July 2025 for today and Tuesday. The next scheduled forecast will be issued at 3:30 p.m. EDT. City of Toronto. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind northwest 20 km/h. High 30. Humidex 38. UV index 8 or very high. Tonight..Cloudy. Wind north 20 km/h becoming light after midnight. Low 18. Tuesday..Mainly cloudy. High 27. Humidex 33. UV index 9 or very high. Windsor - Leamington - Essex County. Today..Cloudy. 30 percent chance of showers early this afternoon. High 25. Humidex 32. UV index 4 or moderate. Tonight..Clearing this evening. Low 15. Tuesday..A mix of sun and cloud. High 28. Humidex 34. UV index 10 or very high. Chatham-Kent - Rondeau Park. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind becoming north 30 km/h this afternoon. High 25. Humidex 32. UV index 7 or high. Tonight..Cloudy. Becoming partly cloudy this evening. Wind north 30 km/h becoming light this evening. Low 15. Tuesday..A mix of sun and cloud. High 28. Humidex 34. UV index 10 or very high. Sarnia - Petrolia - Western Lambton County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind north 30 km/h. High 21. Humidex 26. UV index 6 or high. Tonight..Partly cloudy. Wind north 30 km/h becoming light this evening. Low 15. Tuesday..A mix of sun and cloud. High 27. Humidex 30. UV index 10 or very high. Watford - Pinery Park - Eastern Lambton County. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind northwest 20 km/h. High 21. Humidex 26. UV index 8 or very high. Tonight..Cloudy. Wind northwest 20 km/h becoming light this evening. Low 15. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 27. Humidex 30. UV index 9 or very high. Rodney - Shedden - Western Elgin County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind northwest 30 km/h. High 25. Humidex 32. UV index 8 or very high. Tonight..Mainly cloudy. Wind northwest 30 km/h becoming light this evening. Low 15. Tuesday..A mix of sun and cloud. High 28. Humidex 31. UV index 10 or very high. St. Thomas - Aylmer - Eastern Elgin County. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind northwest 30 km/h. High 25. Humidex 32. UV index 8 or very high. Tonight..Mainly cloudy. Wind northwest 30 km/h becoming light this evening. Low 15. Tuesday..Clearing in the morning. High 28. Humidex 31. UV index 10 or very high. Strathroy - Komoka - Western Middlesex County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind northwest 20 km/h. High 24. Humidex 30. UV index 7 or high. Tonight..Mainly cloudy. Wind northwest 20 km/h becoming light this evening. Low 15. Tuesday..Clearing in the morning. High 27. Humidex 30. UV index 10 or very high. London - Parkhill - Eastern Middlesex County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind northwest 20 km/h. High 24. Humidex 30. UV index 7 or high. Tonight..Mainly cloudy. Wind northwest 20 km/h becoming light this evening. Low 15. Tuesday..Mainly cloudy. Clearing late in the morning. High 27. Humidex 30. UV index 10 or very high. Simcoe - Delhi - Norfolk. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind northwest 20 km/h. High 28. Humidex 36. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. Wind northwest 20 km/h becoming light this evening. Low 18. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 27. Humidex 33. UV index 10 or very high. Dunnville - Caledonia - Haldimand. Today..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind northwest 20 km/h. High 30. Humidex 37. UV index 8 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. Wind northwest 20 km/h becoming light this evening. Low 19. Tuesday..Mainly cloudy. High 27. Humidex 33. UV index 9 or very high. Woodstock - Tillsonburg - Oxford County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind becoming northwest 20 km/h this afternoon. High 27. Humidex 35. UV index 7 or high. Tonight..Cloudy. Wind northwest 20 km/h becoming light this evening. Low 17. Tuesday..Cloudy. Becoming a mix of sun and cloud in the morning. High 27. Humidex 31. UV index 10 or very high. Brantford - County of Brant. Today..Mainly cloudy. 30 percent chance of showers. Wind northwest 20 km/h. High 28. Humidex 36. UV index 9 or very high. Tonight..Cloudy. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 31. UV index 9 or very high. Niagara Falls - Welland - Southern Niagara Region. Today..Cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h. High 30. Humidex 40. UV index 8 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. Low 19. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 26. Humidex 32. UV index 9 or very high. St. Catharines - Grimsby - Northern Niagara Region. Today..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind southwest 30 km/h becoming light this afternoon. High 30. Humidex 40. UV index 9 or very high. Tonight..Cloudy. 30 percent chance of showers early this evening. Low 19. Tuesday..Mainly cloudy. Clearing late in the afternoon. High 26. Humidex 32. UV index 9 or very high. City of Hamilton. Today..Mainly cloudy. 30 percent chance of showers. Wind west 20 km/h. High 30. Humidex 38. UV index 9 or very high. Tonight..Cloudy. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 32. UV index 9 or very high. Burlington - Oakville. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind west 20 km/h becoming light this afternoon. Wind becoming northwest 30 late this afternoon. High 29. Humidex 38. UV index 9 or very high. Tonight..Overcast. Wind northwest 30 km/h becoming light after midnight. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 34. UV index 9 or very high. Halton Hills - Milton. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind west 20 km/h becoming north 20 late this afternoon. High 28. Humidex 37. UV index 9 or very high. Tonight..Cloudy. Wind north 20 km/h becoming light this evening. Low 17. Tuesday..Cloudy. High 27. Humidex 34. UV index 9 or very high. Mississauga - Brampton. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind northwest 30 km/h. High 30. Humidex 38. UV index 9 or very high. Tonight..Cloudy. Wind north 30 km/h becoming light late this evening. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 34. UV index 9 or very high. Caledon. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind becoming north 20 km/h late this afternoon. High 28. Humidex 37. UV index 7 or high. Tonight..Cloudy. Wind north 20 km/h becoming light this evening. Low 17. Tuesday..Cloudy. High 27. Humidex 34. UV index 7 or high. Vaughan - Richmond Hill - Markham. Today..Mainly cloudy. 30 percent chance of showers early this afternoon. Wind northwest 30 km/h. High 29. Humidex 36. UV index 9 or very high. Tonight..Cloudy. Wind north 30 km/h becoming light late this evening. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 33. UV index 9 or very high. Newmarket - Georgina - Northern York Region. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind northwest 30 km/h. High 26. Humidex 33. UV index 7 or high. Tonight..Cloudy. Wind north 20 km/h becoming light late this evening. Low 17. Tuesday..Cloudy. High 27. Humidex 33. UV index 7 or high. Pickering - Oshawa - Southern Durham Region. Today..Mainly cloudy. 40 percent chance of showers early this afternoon. Risk of a thunderstorm near noon. Wind northwest 20 km/h. High 28. Humidex 35. UV index 7 or high. Tonight..Cloudy. Wind north 20 km/h becoming light late this evening. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 33. UV index 9 or very high. Uxbridge - Beaverton - Northern Durham Region. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind northwest 20 km/h. High 26. Humidex 33. UV index 7 or high. Tonight..Cloudy. Wind northwest 20 km/h becoming light late this evening. Low 17. Tuesday..Mainly cloudy. High 27. Humidex 33. UV index 9 or very high. Goderich - Bluewater - Southern Huron County. Today..Cloudy. Wind north 30 km/h. High 20. Humidex 25. UV index 6 or high. Tonight..Cloudy. Wind north 20 km/h becoming light this evening. Low 15. Tuesday..Clearing late in the morning. High 26. Humidex 30. UV index 9 or very high. Wingham - Blyth - Northern Huron County. Today..Cloudy. High 20. Humidex 25. UV index 6 or high. Tonight..Cloudy. Low 15. Tuesday..Mainly cloudy. Clearing late in the afternoon. High 26. Humidex 30. UV index 8 or very high. Stratford - Mitchell - Southern Perth County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind becoming northwest 20 km/h this afternoon. High 22. Humidex 27. UV index 7 or high. Tonight..Cloudy. Low 15. Tuesday..Cloudy. Becoming a mix of sun and cloud in the morning. High 27. Humidex 30. UV index 10 or very high. Listowel - Milverton - Northern Perth County. Today..Cloudy. 30 percent chance of showers early this afternoon. High 22. Humidex 27. UV index 4 or moderate. Tonight..Overcast. Low 15. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 26. Humidex 29. UV index 9 or very high. Kitchener - Cambridge - Region of Waterloo. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind becoming north 20 km/h late this afternoon. High 25. Humidex 32. UV index 7 or high. Tonight..Cloudy. Wind north 20 km/h becoming light this evening. Low 15. Tuesday..Mainly cloudy. High 27. Humidex 32. UV index 9 or very high. Guelph - Erin - Southern Wellington County. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind becoming northwest 20 km/h late this afternoon. High 26. Humidex 33. UV index 7 or high. Tonight..Overcast. Wind northwest 20 km/h becoming light this evening. Low 15. Tuesday..Mainly cloudy. High 27. Humidex 32. UV index 7 or high. Mount Forest - Arthur - Northern Wellington County. Today..Cloudy. 30 percent chance of showers early this afternoon. High 21. Humidex 27. UV index 4 or moderate. Tonight..Overcast. Low 16. Tuesday..Cloudy. Becoming a mix of sun and cloud in the afternoon. High 26. Humidex 31. UV index 7 or high. Orangeville - Grand Valley - Southern Dufferin County. Today..Cloudy. 30 percent chance of showers early this afternoon. High 24. Humidex 30. UV index 7 or high. Tonight..Cloudy. Low 18. Tuesday..Cloudy. High 26. Humidex 31. UV index 7 or high. Shelburne - Mansfield - Northern Dufferin County. Today..Cloudy. 30 percent chance of showers early this afternoon. High 24. Humidex 30. UV index 7 or high. Tonight..Cloudy. Low 18. Tuesday..Mainly cloudy. High 26. Humidex 31. UV index 7 or high. Innisfil - New Tecumseth - Angus. Today..Cloudy. 30 percent chance of showers early this afternoon. Wind northwest 20 km/h. High 23. Humidex 28. UV index 7 or high. Tonight..Cloudy. Wind northwest 20 km/h becoming light this evening. Low 13. Tuesday..Mainly cloudy. High 26. Humidex 31. UV index 7 or high. Saugeen Shores - Kincardine - Southern Bruce County. Today..Cloudy. Wind becoming north 20 km/h this afternoon. High 20. Humidex 25. UV index 6 or high. Tonight..Cloudy. Temperature steady near 16. Tuesday..Clearing in the morning. High 23. Humidex 29. UV index 9 or very high. Bruce Peninsula - Sauble Beach - Tobermory. Today..Overcast. Wind north 20 km/h becoming light this afternoon. High 20. Humidex 25. UV index 6 or high. Tonight..Cloudy. Low 15. Tuesday..A mix of sun and cloud. High 22. Humidex 27. UV index 9 or very high. Hanover - Dundalk - Southern Grey County. Today..Overcast. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy. Low 14. Tuesday..Cloudy. Becoming a mix of sun and cloud in the afternoon. High 26. Humidex 31. UV index 7 or high. Owen Sound - Blue Mountains - Northern Grey County. Today..Cloudy. High 20. Humidex 25. UV index 6 or high. Tonight..Cloudy. Low 16. Tuesday..A mix of sun and cloud. High 22. Humidex 27. UV index 9 or very high. Barrie - Collingwood - Hillsdale. Today..Overcast. Wind northwest 20 km/h. High 22. Humidex 28. UV index 7 or high. Tonight..Cloudy. Low 15. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 25. Humidex 30. UV index 8 or very high. Midland - Coldwater - Orr Lake. Today..Cloudy. High 22. Humidex 29. UV index 6 or high. Tonight..Cloudy. Temperature steady near 19. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 23. Humidex 29. UV index 8 or very high. Orillia - Lagoon City - Washago. Today..Overcast. Wind northwest 30 km/h. High 22. Humidex 28. UV index 7 or high. Tonight..Cloudy. Wind northwest 30 km/h becoming light this evening. Low 17. Tuesday..Cloudy. Clearing in the afternoon. High 26. Humidex 31. UV index 8 or very high. Cobourg - Colborne - Western Northumberland County. Today..Cloudy with 40 percent chance of showers. Risk of a thunderstorm early this afternoon. Wind southwest 20 km/h gusting to 40 becoming north 20 gusting to 40 this afternoon. High 27. Humidex 37. UV index 9 or very high. Tonight..Cloudy. Low 18. Tuesday..Mainly cloudy. High 25. Humidex 31. UV index 7 or high. Belleville - Quinte West - Eastern Northumberland County. Today..Cloudy with 40 percent chance of showers. Risk of a thunderstorm early this afternoon. Wind southwest 20 km/h gusting to 40 becoming north 20 gusting to 40 this afternoon. High 27. Humidex 37. UV index 9 or very high. Tonight..Cloudy. Low 18. Tuesday..Mainly cloudy. High 25. Humidex 31. UV index 7 or high. Picton - Sandbanks Park. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming north 20 gusting to 40 this afternoon. High 27. Humidex 37. UV index 8 or very high. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 18. Tuesday..Mainly cloudy. High 25. Humidex 31. UV index 7 or high. Napanee - Consecon. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h gusting to 40 becoming north 20 gusting to 40 this afternoon. High 27. Humidex 37. UV index 8 or very high. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 18. Tuesday..Mainly cloudy. High 25. Humidex 31. UV index 7 or high. Kingston - Odessa - Frontenac Islands. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. High 26. Humidex 34. UV index 7 or high. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind north 20 km/h becoming light late this evening. Low 17. Tuesday..Cloudy. Wind northeast 20 km/h becoming light late in the morning. High 25. Humidex 31. UV index 7 or high. Lindsay - Southern Kawartha Lakes. Today..Cloudy. 40 percent chance of showers. Wind northwest 20 km/h. High 28. Humidex 36. UV index 7 or high. Tonight..Cloudy. Wind northwest 20 km/h becoming light this evening. Low 14. Tuesday..Mainly cloudy. High 27. Humidex 32. UV index 7 or high. Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes. Today..Cloudy. 40 percent chance of showers. Wind northwest 30 km/h becoming light this afternoon. High 26. Humidex 34. UV index 7 or high. Tonight..Cloudy. Low 14. Tuesday..Cloudy. Clearing in the afternoon. High 26. Humidex 31. UV index 8 or very high. Peterborough City - Lakefield - Southern Peterborough County. Today..Cloudy. 40 percent chance of showers. Risk of a thunderstorm near noon. Wind west 20 km/h. High 28. Humidex 36. UV index 7 or high. Tonight..Cloudy. Wind northwest 20 km/h becoming light this evening. Low 14. Tuesday..Cloudy. High 28. Humidex 33. UV index 6 or high. Apsley - Woodview - Northern Peterborough County. Today..Cloudy. 40 percent chance of showers. Risk of a thunderstorm near noon. High 25. Humidex 33. UV index 7 or high. Tonight..Mainly cloudy. Low 13. Tuesday..Mainly cloudy. High 26. Humidex 31. UV index 6 or high. Stirling - Tweed - Madoc. Today..Cloudy with 40 percent chance of showers. Risk of a thunderstorm early this afternoon. High 27. Humidex 36. UV index 7 or high. Tonight..Cloudy. Low 17. Tuesday..Cloudy. High 27. Humidex 32. UV index 6 or high. Tamworth - Sydenham - South Frontenac. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind south 20 km/h becoming north 20 this afternoon. High 27. Humidex 36. UV index 7 or high. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind north 20 km/h becoming light late this evening. Low 17. Tuesday..Cloudy. High 25. Humidex 31. UV index 7 or high. Kaladar - Bannockburn - Bon Echo Park. Today..Cloudy with 40 percent chance of showers. Risk of a thunderstorm early this afternoon. High 24. Humidex 34. UV index 7 or high. Tonight..Cloudy. Low 15. Tuesday..Cloudy. High 27. Humidex 32. UV index 6 or high. Bancroft - Hastings Highlands - Denbigh. Today..Cloudy. 40 percent chance of showers. Risk of a thunderstorm near noon. High 20. Humidex 25. UV index 4 or moderate. Tonight..Mainly cloudy. Low 12. Tuesday..A mix of sun and cloud. Becoming cloudy late in the morning. High 25. Humidex 28. UV index 7 or high. Gananoque - Mallorytown. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind becoming north 20 km/h this afternoon. High 29. Humidex 38. UV index 7 or high. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind north 20 km/h becoming light late this evening. Low 16. Tuesday..Cloudy. High 25. Humidex 31. UV index 7 or high. Brockville - Prescott. Today..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. Wind southwest 20 km/h becoming light this afternoon. High 29. Humidex 38. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Cloudy. High 25. Humidex 31. UV index 7 or high. Westport - Charleston Lake. Today..Cloudy with 70 percent chance of showers and risk of a thunderstorm. Wind becoming north 20 km/h late this afternoon. High 28. Humidex 36. UV index 7 or high. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind north 20 km/h becoming light this evening. Low 16. Tuesday..Cloudy. High 26. Humidex 32. UV index 6 or high. Merrickville-Wolford - Kemptville. Today..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. High 28. Humidex 36. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Mainly cloudy. High 26. Humidex 32. UV index 8 or very high. Ottawa North - Kanata - Orl‚ans. Today..Showers ending this afternoon then cloudy with 40 percent chance of showers. Risk of a thunderstorm. Local amount 10 to 20 mm. High 22. Humidex 30. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..A mix of sun and cloud. High 25. Humidex 30. UV index 9 or very high. Ottawa South - Richmond - Metcalfe. Today..Showers ending this afternoon then cloudy with 40 percent chance of showers. Risk of a thunderstorm. Local amount 10 to 20 mm. High 22. Humidex 30. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..A mix of sun and cloud. High 25. Humidex 30. UV index 9 or very high. Gatineau. Today..Showers ending this afternoon then cloudy with 40 percent chance of showers. Risk of a thunderstorm. Local amount 10 to 20 mm. High 22. Humidex 29. UV index 4 or moderate. Tonight..Mainly cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Clearing in the morning. High 26. Humidex 29. UV index 9 or very high. Prescott and Russell. Today..Showers ending this afternoon then cloudy with 40 percent chance of showers. Risk of a thunderstorm. Local amount 20 to 30 mm. High 24. Humidex 33. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Mainly cloudy. Clearing late in the morning. High 25. Humidex 29. UV index 9 or very high. Morrisburg - Long Sault. Today..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. Wind north 20 km/h becoming light this afternoon. High 29. Humidex 37. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Cloudy. Clearing in the afternoon. High 25. Humidex 30. UV index 7 or high. Cornwall - Lancaster. Today..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. Wind northeast 20 km/h becoming light this afternoon. Wind becoming northeast 30 late this afternoon. High 29. Humidex 37. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Wind northeast 30 km/h becoming light late this evening. Low 16. Tuesday..Cloudy. Clearing in the afternoon. High 25. Humidex 30. UV index 9 or very high. Winchester - Newington. Today..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. High 27. Humidex 35. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 25. Humidex 30. UV index 8 or very high. Maxville - Alexandria. Today..Showers with risk of a thunderstorm. Local amount 10 to 20 mm. High 27. Humidex 35. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 15. Tuesday..Mainly cloudy. Clearing late in the morning. High 25. Humidex 29. UV index 9 or very high. Plevna - Sharbot Lake - Western Lanark County. Today..Cloudy with 40 percent chance of showers. Risk of a thunderstorm early this afternoon. Wind becoming north 20 km/h this afternoon. High 21. Humidex 27. UV index 7 or high. Tonight..Mainly cloudy. Low 15. Tuesday..Cloudy. High 26. Humidex 30. UV index 6 or high. Smiths Falls - Perth - Eastern Lanark County. Today..Showers ending this afternoon then cloudy with 40 percent chance of showers. Risk of a thunderstorm. Local amount 10 to 20 mm. High 23. Humidex 33. UV index 4 or moderate. Tonight..Cloudy. 40 percent chance of showers this evening. Risk of a thunderstorm early this evening. Low 16. Tuesday..Cloudy. High 25. Humidex 30. UV index 7 or high. Port Carling - Port Severn. Today..Cloudy. Wind becoming northwest 20 km/h this afternoon. High 22. Humidex 27. UV index 6 or high. Tonight..Cloudy. Wind west 20 km/h becoming light this evening. Low 17. Tuesday..Cloudy. Becoming a mix of sun and cloud late in the morning. High 25. Humidex 31. UV index 8 or very high. Bracebridge - Gravenhurst. Today..Overcast. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy. Low 13. Tuesday..Mainly cloudy. Clearing late in the afternoon. High 25. Humidex 30. UV index 7 or high. Town of Parry Sound - Rosseau - Killbear Park. Today..Overcast. High 23. Humidex 28. UV index 4 or moderate. Tonight..Cloudy. Low 18. Tuesday..Cloudy. Clearing in the afternoon. High 24. Humidex 29. UV index 8 or very high. Huntsville - Baysville. Today..Overcast. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy. Low 13. Tuesday..Cloudy. High 25. Humidex 30. UV index 6 or high. Haliburton - Minden - Southern Haliburton County. Today..Cloudy. 40 percent chance of showers. High 21. Humidex 26. UV index 4 or moderate. Tonight..Cloudy. Low 13. Tuesday..Cloudy. High 25. Humidex 30. UV index 6 or high. Oxtongue Lake - Fort Irwin - Northern Haliburton County. Today..Cloudy. 40 percent chance of showers. High 20. Humidex 25. UV index 4 or moderate. Tonight..Cloudy. Low 12. Tuesday..Cloudy. High 25. Humidex 30. UV index 6 or high. Barry's Bay - Killaloe. Today..Showers ending near noon then cloudy with 40 percent chance of showers. Risk of a thunderstorm near noon. High 20. Humidex 25. UV index 4 or moderate. Tonight..Cloudy. Becoming partly cloudy near midnight. Low 12. Tuesday..A mix of sun and cloud. High 25. Humidex 29. UV index 8 or very high. Renfrew - Arnprior - Calabogie. Today..Showers ending near noon then cloudy with 40 percent chance of showers. Risk of a thunderstorm early this afternoon. High 20. Humidex 25. UV index 4 or moderate. Tonight..Mainly cloudy. Low 13. Tuesday..A mix of sun and cloud. High 25. Humidex 28. UV index 9 or very high. Petawawa - Pembroke - Cobden. Today..Showers ending near noon then cloudy with 40 percent chance of showers. High 21. Humidex 27. UV index 5 or moderate. Tonight..Cloudy. Becoming partly cloudy this evening. Low 12. Tuesday..A mix of sun and cloud. High 26. Humidex 30. UV index 9 or very high. Western Algonquin Park - Lake of Two Rivers. Today..Cloudy. 30 percent chance of showers early this afternoon. High 19. UV index 4 or moderate. Tonight..Cloudy. Becoming partly cloudy near midnight. Low 10. Tuesday..A mix of sun and cloud. Becoming cloudy late in the morning. High 24. Humidex 28. UV index 6 or high. Deep River - Whitney - Eastern Algonquin Park. Today..Cloudy. 30 percent chance of showers early this afternoon. High 19. UV index 4 or moderate. Tonight..Cloudy. Becoming partly cloudy near midnight. Low 10. Tuesday..A mix of sun and cloud. Becoming cloudy late in the morning. High 24. Humidex 28. UV index 6 or high. Bayfield Inlet - Dunchurch. Today..Overcast. High 23. Humidex 28. UV index 4 or moderate. Tonight..Mainly cloudy. Low 14. Tuesday..Mainly cloudy. High 25. Humidex 30. UV index 6 or high. South River - Burk's Falls. Today..Overcast. High 22. Humidex 27. UV index 4 or moderate. Tonight..Mainly cloudy. Low 14. Tuesday..Mainly cloudy. High 25. Humidex 30. UV index 6 or high. End $$$$^^ --- up 1 week, 1 day, 2 hours, 54 minutes * Origin: Northern Realms (1:229/664) .