Subj : Southern Ontario Weather To : All From : Northern Realms Date : Wed Jul 27 2022 05:05:02 FPCN11 CWTO 270900 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 5:00 a.m. EDT Wednesday 27 July 2022 for today and Thursday. The next scheduled forecast will be issued at 11:00 a.m. EDT. City of Toronto. Today..Mainly sunny. Increasing cloudiness near noon. Wind becoming southwest 30 km/h gusting to 50 early this afternoon. High 27. Humidex 33. UV index 9 or very high. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light this evening. Low 20. Thursday..A mix of sun and cloud. 60 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 60 late in the morning. High 27. Humidex 32. UV index 9 or very high. City of Hamilton. Today..Mainly sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming southwest 20 km/h early this afternoon. High 26. Humidex 34. UV index 7 or high. Tonight..Cloudy. 60 percent chance of showers this evening and after midnight with risk of a thunderstorm. Wind southwest 20 km/h becoming light this evening. Low 17. Thursday..A mix of sun and cloud. 60 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 26. Humidex 33. UV index 9 or very high. Niagara Falls - Welland - Southern Niagara Region. Today..Sunny. Becoming a mix of sun and cloud this morning. Wind becoming southwest 20 km/h gusting to 40 this afternoon. High 28. Humidex 33. UV index 9 or very high. Tonight..Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind southwest 20 km/h becoming light late this evening. Low 21. Thursday..A mix of sun and cloud. 60 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 late in the morning. High 28. Humidex 35. UV index 9 or very high. Kitchener - Cambridge - Region of Waterloo. Today..A mix of sun and cloud. Becoming cloudy near noon with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming south 30 km/h early this afternoon. High 27. Humidex 32. UV index 7 or high. Tonight..Cloudy. 60 percent chance of showers this evening and after midnight with risk of a thunderstorm. Low 17. Thursday..Mainly cloudy. 60 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 60 late in the morning. High 26. Humidex 31. UV index 9 or very high. London - Parkhill - Eastern Middlesex County. Today..Mainly sunny. Increasing cloudiness this morning then 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming southwest 30 km/h near noon. High 24. Humidex 31. UV index 6 or high. Tonight..Mainly cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Low 16. Thursday..A mix of sun and cloud. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 late in the morning. High 27. Humidex 35. UV index 9 or very high. Windsor - Leamington - Essex County. Today..Mainly cloudy. 40 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 near noon. High 28. Humidex 36. UV index 8 or very high. Tonight..Partly cloudy with 60 percent chance of showers this evening and risk of a thunderstorm. Clearing overnight. Wind southwest 20 km/h gusting to 40 becoming light this evening. Low 17. Thursday..A mix of sun and cloud. 40 percent chance of showers in the afternoon with risk of a thunderstorm. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 30. Humidex 35. UV index 9 or very high. Ottawa North - Kanata - Orleans. Today..Sunny. Becoming a mix of sun and cloud near noon. Wind becoming southwest 20 km/h this afternoon. High 27. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. Becoming cloudy near midnight. 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 17. Thursday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 29. Humidex 33. UV index 7 or high. Ottawa South - Richmond - Metcalfe. Today..Sunny. Becoming a mix of sun and cloud near noon. Wind becoming southwest 20 km/h this afternoon. High 27. Humidex 30. UV index 8 or very high. Tonight..Partly cloudy. Becoming cloudy near midnight. 40 percent chance of showers before morning. Risk of a thunderstorm before morning. Low 17. Thursday..Mainly cloudy with 40 percent chance of showers and risk of a thunderstorm. Wind becoming southwest 20 km/h gusting to 40 in the morning. High 29. Humidex 33. UV index 7 or high. This reproduction is a copy of the version available at: https://weather.gc.ca/forecast/public_bulletins_e.html?Bulletin=fpcn11.cwto --- up 3 days, 9 hours, 51 minutes * Origin: Northern Realms (1337:3/126) .