Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

Powerful winter storms which led to deaths and power outages in the UK and Ireland were made more likely by an intense swirling vortex of winds miles above the Arctic, say scientists. Powerful winter ...

LOWELL, Mass. — Americans expecting the worst winter weather to slam the East Coast might need to look northwest instead. A major study spanning four decades reveals that severe winter storms are ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a swirling ...

Clusters of powerful winter storms have been made more likely by an “intense swirling vortex of winds” miles above the Arctic, scientists have found. A team of researchers from the Met Office and the ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...

The dynamics of the stratosphere, particularly the behaviour of the polar vortex, have emerged as a cornerstone in understanding mid‐latitude weather extremes and seasonal climate variability. Recent ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S. When you purchase through links on our ...

When the polar vortex stretches, North America feels the chill. New research reveals some of the stratospheric patterns controlling these cold snaps. When you purchase through links on our site, we ...