Judah Cohen, director of seasonal forecasting at Verisk Atmospheric and Environmental Research, has been studying the polar vortex for years. He’s my go-to meteorologist when the polar vortex ...

Polar Vortex forecast from March 6 to March 20, 2025. (source: Judah Cohen, AER) Judah Cohen. The stratosphere actually warms an incredible amount in a short time during these SSW’s.

One is a weather pattern around the Arctic Circle that has emerged more frequently than usual this winter and is driving this week’s cold, according to Judah Cohen, director of seasonal ...

The study published by Cohen and his co-authors suggested warming Arctic temperatures have been disrupting the polar vortex more often since 1990 and sending more frequent cold blasts into the U.S.

"I don't think winter's just dead and buried," Dr. Judah Cohen, Director of Seasonal Forecasting at Lexington-based ...

It's moving west and will push the jet stream — the river of air that moves weather systems such as storms — into a pattern that causes polar air to plunge and stay there, Cohen said.

Cohen told USA TODAY. "And my short answer is maybe. Often these stretched polar vortex events repeat themselves with time and in rare winters this can persist for the entire winter.

This will be the 10th time this winter that the polar vortex — which keeps the coldest of Arctic air penned in at the top of the world — stretches like a rubber band to send some of that big chill ...

The brutal weather may be spurred in part by a fast-warming Arctic, a reminder that climate change gooses weather extremes, said Judah Cohen, seasonal forecast director at the private firm ...

By Mary Gilbert, CNN Meteorologist (CNN) — It’s really, really cold again — as the US shivers through at least the eighth blast of air from the ...

When you monkey around with Earth's climate, things are going to get weird. At least, that's how Judah Cohen summarized the winter storm that blasted the South last week. The system blanketed much ...

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.