he term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region, enveloping the North Pole The term “polar vortex” usually refers to the ...

Happening March 1, at Black River Beach in La Crosse, is the 27th annual Polar Plunge . It's an annual fundraiser supporting ...

BISMARCK, N.D. — Harsh cold descended on the nation’s midsection Monday as a polar vortex gripped the Rockies and Northern Plains on the heels of weekend storms that pummeled the Eastern U.S ...

BISMARCK, N.D. — Harsh cold descend on the nation’s midsection Monday as a polar vortex gripped the Rockies and Northern Plains on the heels of weekend storms that pummeled the Eastern U.S ...

LOUISVILLE, Ky. (AP) — Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the ...

It marks the 10th - and coldest - polar vortex this season so far, with pressure systems pushing cold air from the Arctic southwards into North America and Europe. The polar vortex is a large area ...

Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 10 ...

LOUISVILLE, Ky. (AP) — Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the ...

on Sunday. Timothy D. Easley/Associated Press Share BISMARCK, N.D. — Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter ...

A National Weather Service map shows what is forecast to be the coldest polar vortex in the US this winter (Picture: National Weather Service) The tenth and coldest polar vortex of the season is ...