A rare and abrupt disruption in the Arctic polar vortex is expected to impact spring temperatures across Europe and parts of ...

BISMARCK, N.D. (AP) — Harsh cold descended on the nation’s midsection Monday as a polar vortex gripped the ... most of Kentucky and portions of Arkansas, Tennessee, Mississippi, Alabama ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

The cause of the week-long deep freeze? A polar vortex collapse. Now, meteorologists are calling for another collapse in the middle of March, one that could plunge the U.S., Canada, and parts of ...

The polar vortex could bring a cold blast to millions across America in the second half of March, AccuWeather said in a media advisory sent to Rigzone recently. “AccuWeather long-range experts ...

A polar vortex collapse is set to send the mercury plunging as "extreme conditions" sweep across the US and Canada. The meteorological switch-up is set to develop by the middle of the month and ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March ...

"The large polar vortex disruption from the second week of March is playing a key role in next week’s eastern US cold snap," meteorologist Judah Cohen of Atmospheric and Environmental Research told ...