The easy answer is a deep southward dip in the polar jet stream that typically rings the globe at higher latitudes but is ...
The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.
A lobe of the polar vortex, a ring of freezing air typically found near the North Pole, will once again move into the central ...
The polar vortex is not synonymous with cold snaps, but when it slides toward the United States, the polar jet stream can ...
Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.
The sudden winter chill came thanks to the polar vortex, an area of low pressure and cold air in the Arctic near the North Pole, that has taken hold over parts of the country, meteorologists say.
Ushering in the polar vortex is a winter storm, which was tracking from the Midwest toward the East Coast on Saturday. In ...
The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...
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