April 25, 2024

La Ronge Northerner

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Dangerously cold: Arctic air mass will invade these regions

Dangerously cold: Arctic air mass will invade these regions

Alberta and Saskatchewan are involved

It’s getting particularly cold on the prairies this week. Guilty? Part of the polar vortex will break off and move into central Canada. Mercury will decrease from Monday. However, Tuesday is expected to be particularly cold in Alberta and Saskatchewan. The maximum temperature expected during the day will be – 20 to – 30 ° C!

Feelings – up to 40

Temperature differences can be significant. Early in the week, especially in northern Alberta and Saskatchewan, they will be 20 degrees above seasonal norms. During the day, the maximum temperature expected is -30°C. At night from Monday to Tuesday, temperatures will be freezing, with some locations dropping below -40. Daily records could be broken in Alberta and Saskatchewan on Tuesday.

Vortex - Meadow night temperature

In short

Wind chills increase heat loss due to the presence of air on exposed skin. This increases the feeling of cold. In winter, the wind chill index, or perceived temperature, helps take into account the effect of wind.

At the beginning of the week, we talk about the dangerous and severe cold for the fryers. Below – 40 felt, the risk of frostbite is high and the skin freezes within 10 minutes.

Whirlpool - Wind chill effect

Southern Quebec Asylum

On the Quebec side, we face -30 degrees Celsius in some sectors, especially in the northwest, where such cold is marked by an average of 14 days of winter. On the other hand, for southern Quebec and Montreal, it is very rare. The record minimum for Montreal below -30°C dates back to 1994!

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Spiral - Number of days with 30 degrees