Subj : Southern Ontario Weather To : All From : Northern Realms Date : Fri May 20 2022 11:05:00 FPCN11 CWTO 201500 Forecasts for Southern Ontario and the National Capital Region issued by Environment Canada at 11:00 a.m. EDT Friday 20 May 2022 for today and Saturday. 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 southwest 30 km/h gusting to 50. High 25. Humidex 32. UV index 7 or high. Tonight..Cloudy. 30 percent chance of showers overnight. Low 20. Saturday..A mix of sun and cloud. 30 percent chance of showers early in the morning. Wind southwest 30 km/h. High 25. Humidex 31. UV index 9 or very high. City of Hamilton. Today..Cloudy. 30 percent chance of showers near noon with risk of a thunderstorm. Wind southwest 40 km/h gusting to 60. High 23. Humidex 31. UV index 5 or moderate. Tonight..Mainly cloudy. Wind southwest 20 km/h gusting to 40 becoming light near midnight. Wind becoming southwest 20 gusting to 40 before morning. Temperature steady near 22. Saturday..A mix of sun and cloud. 30 percent chance of showers late in the afternoon with risk of a thunderstorm. Wind southwest 30 km/h. High 28. Humidex 35. UV index 9 or very high. Niagara Falls - Welland - Southern Niagara Region. Today..Mainly cloudy. 30 percent chance of showers early this afternoon with risk of a thunderstorm. Wind southwest 40 km/h gusting to 60 diminishing to 20 gusting to 40 this afternoon. High 24. Humidex 30. UV index 7 or high. Tonight..Mainly cloudy. Wind southwest 20 km/h gusting to 40 becoming light this evening. Temperature steady near 21. Saturday..Becoming a mix of sun and cloud in the morning. 40 percent chance of showers late in the afternoon. Risk of a thunderstorm late in the afternoon. Wind southwest 30 km/h becoming light in the afternoon. High 29. Humidex 36. UV index 9 or very high. Kitchener - Cambridge - Region of Waterloo. Today..Cloudy. Wind southwest 30 km/h gusting to 50. High 25. Humidex 33. UV index 5 or moderate. Tonight..Mainly cloudy. 40 percent chance of showers late this evening and overnight with risk of a thunderstorm. Wind southwest 30 km/h gusting to 50 becoming light near midnight. Low 19. Saturday..Mainly cloudy. 40 percent chance of showers early in the morning with risk of a thunderstorm. Wind southwest 40 km/h gusting to 60. High 25. Humidex 31. UV index 7 or high. London - Parkhill - Eastern Middlesex County. Today..Mainly cloudy. Wind south 30 km/h. High 26. Humidex 33. UV index 7 or high. Tonight..Cloudy. 40 percent chance of showers overnight with risk of a thunderstorm. Wind south 30 km/h becoming light late this evening. Low 20. Saturday..Mainly cloudy. 40 percent chance of showers early in the morning. 60 percent chance of showers late in the afternoon. Risk of a thunderstorm. High 26. Humidex 35. UV index 7 or high. Windsor - Leamington - Essex County. Today..Mainly cloudy. Wind southwest 30 km/h. High 30. Humidex 38. UV index 7 or high. Tonight..Mainly cloudy. 30 percent chance of showers overnight with risk of a thunderstorm. Wind southwest 30 km/h. Low 21. Saturday..Mainly cloudy with 60 percent chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h. High 28. Humidex 35. UV index 7 or high. Ottawa North - Kanata - Orleans. Today..A mix of sun and cloud. Wind south 20 km/h gusting to 40. High 27. Humidex 32. UV index 8 or very high. Tonight..Increasing cloudiness early this evening. 30 percent chance of showers overnight with risk of a thunderstorm. Wind south 30 km/h gusting to 50 becoming light late this evening. Low 20. Saturday..Mainly cloudy. 30 percent chance of showers early in the morning. Wind becoming southwest 30 km/h in the morning. High 27. Humidex 32. UV index 7 or high. Ottawa South - Richmond - Metcalfe. Today..A mix of sun and cloud. Wind south 20 km/h gusting to 40. High 28. Humidex 33. UV index 8 or very high. Tonight..Increasing cloudiness early this evening. 30 percent chance of showers overnight with risk of a thunderstorm. Wind south 30 km/h gusting to 50 becoming light late this evening. Low 20. Saturday..Mainly cloudy. 30 percent chance of showers early in the morning. Wind becoming southwest 30 km/h in the morning. High 27. Humidex 32. 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 --- Mystic BBS v1.12 A48 (Raspberry Pi/32) * Origin: Northern Realms (21:3/110) .