(CNN) Americans in the northern United States who venture outside unprotected this weekend face the risk of frostbite and hypothermia amid bitter cold temperatures and dangerous wind chills. "Wind chills as low as -50 degrees could cause frostbite on exposed skin in as little as 10 minutes," said the National Weather Service Office in Bismarck, North Dakota . "Frostbite and hypothermia are likely if proper precautions are not taken when outdoors." A widespread arctic outbreak with frigid temperature is expected for the northern Rockies and upper Midwest to the Great Lakes and Ohio Valley this weekend. pic.twitter.com/eVOIQa8cll — National Weather Service (@NWS) February 5, 2021When there is no wind, bodies radiates heat, creating a layer of protective warmth from the cold weather.

Source: CNN February 06, 2021 09:04 UTC