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 ...

When “polar vortex” appears in the news, it can refer to one of two different, ... says Judah Cohen, the director of seasonal forecasting at Atmospheric and Environmental Research, ...

These polar vortex stretches are happening more frequently as the world — and especially the Arctic — warms, a 2021 paper published in the journal Science, also co-authored by Cohen, demonstrated.

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.

Judah Cohen, seasonal forecast ... These type of polar vortex disruptions — stretching or moving entirely out of the North Pole — are happening more frequently, according to a study last month ...

Obviously this isn’t the first polar vortex episode of the winter, ... according to Atmospheric and Environmental Research seasonal forecast director Judah Cohen. ...

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 all ...

Very cold weather is coming. US about to get 10th and chilliest polar vortex this winter Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

These polar vortex stretches are happening more frequently as the world — and especially the Arctic — warms, a 2021 paper published in the journal Science, also co-authored by Cohen, demonstrated.

These polar vortex stretches are happening more frequently as the world — and especially the Arctic — warms, a 2021 paper published in the journal Science, also co-authored by Cohen, demonstrated.

These polar vortex stretches are happening more frequently as the world — and especially the Arctic — warms, a 2021 paper published in the journal Science, also co-authored by Cohen, demonstrated.