Kingston, ON

Blast of cold Arctic air reaches southern Ontario later tonight.

Hazard:
Wind chill values of minus 35 to minus 40.

Timing:
Tonight into Friday morning and again Friday night into Saturday morning.

Discussion:
In the wake of a strong cold front, wind chills are expected to reach minus 35 to minus 40 tonight into Friday morning. After moderating during the day Friday, wind chills are again forecast to reach minus 35 to minus 40 Friday night into Saturday morning.

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Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter.

Extreme cold warnings are issued when very cold temperatures or wind chill creates an elevated risk to health such as frost bite and hypothermia.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.