In the stratosphere over Siberia, temperatures recently jumped nearly 100 degrees Fahrenheit, shoving the polar vortex off its North Pole perch.

There is a sudden warming about to happen high up in the atmosphere. This warming usually affects the Polar Vortex.

After Feb dumped a wave of unconditionally severe winter weather in the US, March is about to unleash those conditions again due to the polar vortex collapse.

The polar vortex is area of fast-moving winds well above the Earth’s surface and the jet stream that circle the Arctic during the Northern Hemisphere’s coldest months.

The last time the polar vortex hit the south severely was in February 2021, when the entire state was under a winter storm warning. It left millions without power and access to clean water.

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

Marc Chenard, a meteorologist with the National Weather Service in College Park, Maryland, projected that as many as 70 million residents will be under some kind of winter storm warning in the ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

Marc Chenard, a meteorologist with the National Weather Service in College Park, Maryland, projected that as many as 70 million residents will be under some kind of winter storm warning in the ...

Marc Chenard, a meteorologist with the National Weather Service in College Park, Maryland, projected that as many as 70 million residents will be under some kind of winter storm hazards warning in ...

Ahead of the snow, Harford Community College and Towson University in Northeastern Maryland announced their campuses will be closed all day Sunday. All classes and events are canceled.