A polar vortex collapse. Now, meteorologists are calling for another collapse in the middle of March, one that could plunge ...

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 ...

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 people ...

Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.

The polar vortex has taken on an unexpected pattern this winter — one that’s made part of the United States the most unusually cold place on the planet, at least so far this year. While the ...

It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter. Winter, which is warming faster than any other season for much of the ...

The cause of this week's freezing cold is the polar vortex, a large area of low pressure, cold air around the Earth's poles. The vortex exists year-round but during the winter it can expand into ...

My polar vortex definition is daytime highs below zero, which we will have early next week; expect maybe five or six more subzero lows as cold as -15 degrees at MSP. Today’s storm pushes snow ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. NASA scientists spotted a strange polar vortex near the Sun’s northern pole.

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen there ...