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.
President-elect Donald Trump's second inauguration will mark the coldest presidential ceremony in more than 40 years.
A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans ...
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Although people from all over the country, of all ages and backgrounds, joined the People's March, one protester said no one ...
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Prolonged polar vortex has much of US preparing for life-threatening cold, pipe-bursting temperaturesA dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...
President-elect Donald Trump's inauguration will take place inside the U.S. Capitol on Monday rather than outdoors because of ...
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