There are more ways than we knew for the stratospheric polar vortex to get disrupted, shooting cold air southwards across ...

In A Nutshell A major study of 42 years of data shows severe winter storms have shifted northwest, away from the traditional ...

Even in a warming climate, brutal cold snaps still hammer parts of the U.S., and a new study uncovers why. High above the ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, ...

Three factors are combining to increase the likelihood of a weaker polar vortex this winter, the website reports. And a ...

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a freezing core moves over the US and Canada, bringing icy weather ...

One new study identifies a 17 percent increase in the destructive potential of the strongest nor’easters, while another ...

The polar vortex collapse will be the second in 2025, after a collapse last month caused deep freezes and travel havoc in North America. Snow, storms, and sub-zero temperatures impacted millions ...

When the polar vortex is strong, cold air is less likely to plunge deep into North America or Europe. Picture this strong vortex fencing off the coldest air from the U.S. and Europe.

Y ou could be forgiven for not noticing that last month was the planet's third warmest February on record. That’s because local temperatures plunged during the third week of February 2025 ...

The first polar vortex of 2025 arrived in Florida on January 6th. During that week the vortex fueled a winter storm that dumped snow and ice across several southeastern states and brought ...

When the polar vortex is strong, cold air is less likely to plunge deep into North America or Europe. Picture this strong vortex fencing off the coldest air from the U.S. and Europe.