SooToday meteorologist Jerry Shields says cold air returns to the region today with temperatures back down to near -11C, under a mix of sun and cloud.
Brisk northwest winds bring windchill values near -20C and the risk of the odd lake effect flurry.
Tonight, skies are expected to be cloudy, with a 60 per cent chance of flurries.
The overnight low is expected to reach down to -15C.
To read Shields' full weather forecast and for timely updates, click here.
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