The easy answer is a deep southward dip in the polar jet stream that typically rings the globe at higher latitudes but is ...
"An Arctic air mass is expected to plunge into the Central U.S. this week, with high confidence for widespread, ...
Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.
Some of the coldest temperatures are expected in Montana, and avalanche warnings have been issued in Utah, Colorado and ...
After a winter storm brings snow, ice to several states, Mississippi will see Arctic air from the polar vortex for a few days ...
Cold air originating from the Arctic Ocean was dislodged earlier this week and spilled south across the United States. As a ...
The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...
A cold weather advisory is in effect until noon Tuesday, with wind chills ranging between minus 15 and minus 25 before ...
The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.
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