Polar vortex to send bitter cold to the U.S. including DC area
The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, keeping it locked there. If there's any weakening in the jet stream (the fence), the frigid air can become unstable and spill out. This sends the normally trapped cold air much farther south.
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
Washington, D.C., received heavy snow as President ... The warnings extended to New Jersey into early Tuesday. PHOTOS: Polar vortex keeps much of the US in its icy grip At the storied Calumet ...
A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans ...
17hon MSN
Although people from all over the country, of all ages and backgrounds, joined the People's March, one protester said no one ...
Americans face dangerously cold temperatures as a polar vortex brings life-threatening conditions. Nighttime lows may drop to ...
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