The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S.

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of Earth’s poles 10 to 30 miles above the surface. The term vortex is used to ...

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The polar vortex is a part of Earth's atmosphere that is found over the North Pole. Strong winds typically keep the vortex locked in place, but periodically, changes in the weather can cause the ...

Weather officials have issued freeze warnings in three southern states as temperatures are expected to plummet below freezing ...

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The swirling vortex, when strong, can actually suck the Arctic cold up into the North Pole region. When the Polar Vortex is disrupted and its circulation weakens, the cold air attached to the ...

The company said the polar vortex is a part of Earth's atmosphere that is found over the North Pole. Strong winds typically keep the vortex locked in place, but periodically, changes in the ...

A Fairbanks judge set bail at $500,000 Friday afternoon for a woman accused of stabbing a man in the abdomen at a North Pole house Thursday. According to a complaint, Alaska State Troopers were ...

and helps keep the pole’s cold air confined to the Arctic. When the vortex weakens—which it does on occasion—the jet stream becomes wavy, bulging south and allowing Arctic air to flow down across ...