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.
However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to ...
A polar vortex is set to hit next week, dropping temperatures in 48 states well below their average for January. According to ...
A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...
The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
The Weather Network on MSN12h
Presidential inaugurations have seen blizzards and the polar vortexDonald Trump delivered his first inaugural address amid light rain showers in 2017. Snow flurries gave way to breaks in the ...
Americans were bracing Thursday for frigid temperatures that forecasters said could produce life-threatening conditions, with ...
A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.
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