wind chill

Extreme wind chill values expected tonight into Wednesday morning.

This is a warning that extreme wind chill conditions are imminent or occurring in these regions. Monitor weather conditions..listen for updated statements.

A cold airmass with northwesterly winds of 15 km/h will combine to give wind chill values in the minus 45 to minus 48 range. Wind chill values are expected to moderate Wednesday morning as temperatures rise to the mid minus 20's due to daytime heating.

At these extreme wind chill values frostbite on exposed skin may occur in less than 5-10 minutes.

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