Polar vortex maps show where arctic blast is set to freeze the U.S. as far as the Deep South
A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.
Arctic air mass to plunge much of U.S. into deep freeze over weekend
Dangerously cold weather will put much of the United States into a deep freeze over the weekend as temperatures are expected ...
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Arctic airmass to plunge much of U.S. into deep freeze over weekend
Jan. 17 (UPI) --Dangerously cold weather will put much of the United States into a deep freeze over the weekend as temperatures are expected to plunge by up to 40 degrees behind an Arctic airmass. A ...