Environment Canada said an approaching low pressure system, bringing a mix of cloud and snow to Alberta, will thaw temperatures "slightly" — the key word being slightly. Cold warnings are issued when the temperature or wind chill is expected to reach –40 C for at least two hours. Extreme cold warnings remain in place for a chunk of the province and wind chill values near – 40 will continue across Alberta Friday morning. Low of –22 C. Wind chill near –30. High of –16 C. Wind chill of –29 in the morning and –23 in the afternoon.

Source: CBC News February 15, 2019 14:23 UTC