Imagine the polar vortex as a giant, icy whirlpool far above the Earth, keeping frigid Arctic air contained near the north ...
How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the ...
An Arctic blast is set to hit most of the country this weekend and into next week as the polar vortex pushes frigid ...
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