Add Yahoo as a preferred source to see more of our stories on Google. A swath of cold air, known as an "arctic blast," is on the way and just in time for the holiday season. As reported by NBC News, ...
A Polar Vortex brought temperatures so cold in January 2014 that it froze Niagara Falls. Signals of a rare sudden stratospheric warming in the next two weeks have some forecasting an imminent Arctic ...
A swath of cold air, known as an "arctic blast," is on the way and just in time for the holiday season. As reported by NBC News, cold air from the polar vortex above Canada is expected to bring icy ...
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