20 C temperature swing as flash freeze expected this week across southern Ontario
Published February 27, 2024 at 10:57 am
![flash freeze southern ontario](https://www.insauga.com/wp-content/uploads/2024/02/flash-freeze-southern-ontario.jpg)
A cold front is expected to bring a flash freeze to southern Ontario this week.
The wild weather flip-flops continue this week as parts of the province brace for possible thunderstorms today (Feb. 27) and Wednesday.
The temperature is expected to reach highs from 12 C to 14 C today and Wednesday in Mississauga, Brampton, Burlington, Oakville, Hamilton and Durham Region, according to Environment and Climate Change Canada.
There is a risk of a thunderstorm this afternoon and tonight with winds gusts up to 40 km/h this afternoon.
The thunderstorm risk continues into Wednesday and then changes to a chance of flurries in the afternoon.
There is “a drastic temperature change in temperature” expected by as much as 20 degrees in a short time, according to the Weather Network.
The temperature could go from a high of 14 C in the morning to -10 C in the afternoon and evening. A wind chill of -11 C is forecast for Wednesday afternoon for parts of southern Ontario.
The weather also looks very blustery as wind gusts from 30 to 60 km/hr are in the forecast for Wednesday afternoon, according to Environment Canada.
Then Thursday, the temperatures remain chilly with highs of -2 C and lows of -7 C.
The normal temperatures for this time of year are around zero to -8 C.
Sunny skies are in the forecast for Friday with the temperature shooting back up again to around 7 C for the first day of March.
The first weekend of March is looking cloudy but mild with temperatures from 4 C to 10 C in southern Ontario.
Significant Weather Outlook for Wed, Thurs, Fri 👇
A low pressure system on Wed will bring heavy snow, blowing snow and freezing rain to NE ON. S ON will see rapidly falling temps and strong winds, followed by lake effect snow on Thurs. Extreme cold persists over far NW ON. pic.twitter.com/wUMYETtrew
— ECCC Weather Ontario (@ECCCWeatherON) February 26, 2024
Lead Photo: Johannes Plenio
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