Subj : Southern Ontario Weather To : All From : Northern Realms Date : Sun Jul 17 2022 15:35:02 FPCN11 CWTO 171930 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 3:30 p.m. EDT Sunday 17 July 2022 for tonight Monday and Monday night. The next scheduled forecast will be issued at 5:00 a.m. EDT Monday. City of Toronto. Tonight..Partly cloudy. Becoming cloudy after midnight with a few showers. Risk of a thunderstorm before morning. Low 20. Monday..A few showers ending in the afternoon then mainly cloudy. Risk of a thunderstorm in the morning and early in the afternoon. Local amount 15 to 25 mm. High 27. Humidex 35. UV index 3 or moderate. Monday night..Clearing in the evening. Low 19. City of Hamilton. Tonight..Mainly cloudy with 30 percent chance of showers this evening. Showers beginning near midnight. Risk of a thunderstorm overnight. Local amount 5 to 10 mm. Low 18. Monday..Showers ending in the afternoon then mainly cloudy with 30 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 10 to 15 mm. High 26. Humidex 34. UV index 7 or high. Monday night..Mainly cloudy with 30 percent chance of showers early in the evening and risk of a thunderstorm. Clearing in the evening. Low 19. Niagara Falls - Welland - Southern Niagara Region. Tonight..Mainly cloudy with 30 percent chance of showers this evening. Showers beginning near midnight. Risk of a thunderstorm overnight. Local amount 5 to 10 mm. Low 20. Monday..Showers ending in the afternoon then a mix of sun and cloud with 30 percent chance of showers. Risk of a thunderstorm in the morning and afternoon. Local amount 10 to 15 mm. High 25. Humidex 33. UV index 7 or high. Monday night..Partly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind becoming southwest 20 km/h after midnight. Low 21. Kitchener - Cambridge - Region of Waterloo. Tonight..Mainly cloudy. 70 percent chance of showers overnight with risk of a thunderstorm. Low 18. Monday..Cloudy. 70 percent chance of showers changing to 30 percent chance of showers near noon. Risk of a thunderstorm in the morning and afternoon. High 27. Humidex 34. UV index 5 or moderate. Monday night..Cloudy with 30 percent chance of showers early in the evening and risk of a thunderstorm. Clearing in the evening. Low 17. London - Parkhill - Eastern Middlesex County. Tonight..Cloudy. 30 percent chance of showers early this evening. Showers beginning this evening. Risk of a thunderstorm this evening and overnight. Local amount 15 to 25 mm. Low 18. Monday..Cloudy. 70 percent chance of showers changing to 30 percent chance of showers near noon. Risk of a thunderstorm in the morning and afternoon. High 26. Humidex 34. UV index 5 or moderate. Monday night..Mainly cloudy with 30 percent chance of showers early in the evening and risk of a thunderstorm. Clearing late in the evening. Low 19. Windsor - Leamington - Essex County. Tonight..Cloudy. Showers beginning early this evening. Risk of a thunderstorm. Local amount 15 to 25 mm. Wind south 20 km/h becoming light this evening. Low 19. Monday..Mainly cloudy. 70 percent chance of showers changing to 30 percent chance of showers near noon. Risk of a thunderstorm in the morning and afternoon. High 29. Humidex 37. UV index 7 or high. Monday night..Partly cloudy with 30 percent chance of showers early in the evening. Otherwise clear. Risk of a thunderstorm early in the evening. Low 21. Ottawa North - Kanata - Orleans. Tonight..A few clouds. Increasing cloudiness near midnight. Low 18. Monday..Becoming cloudy in the morning with 70 percent chance of showers late in the morning and in the afternoon. Risk of a thunderstorm late in the morning and in the afternoon. Wind becoming northeast 20 km/h late in the afternoon. High 26. Humidex 33. UV index 5 or moderate. Monday night..Cloudy. 70 percent chance of showers early in the evening with risk of a thunderstorm. Clearing after midnight. Wind northeast 20 km/h becoming light near midnight. Low 16. Ottawa South - Richmond - Metcalfe. Tonight..A few clouds. Increasing cloudiness near midnight. Low 18. Monday..Becoming cloudy in the morning with 70 percent chance of showers late in the morning and in the afternoon. Risk of a thunderstorm late in the morning and in the afternoon. Wind becoming northeast 20 km/h late in the afternoon. High 25. Humidex 32. UV index 5 or moderate. Monday night..Cloudy. 70 percent chance of showers early in the evening with risk of a thunderstorm. Clearing after midnight. Wind northeast 20 km/h becoming light near midnight. Low 16. This reproduction is a copy of the version available at: https://weather.gc.ca/forecast/public_bulletins_e.html?Bulletin=fpcn11.cwto --- * Origin: Northern Realms (21:3/110.3) .