Two newly identified patterns in the stratospheric polar vortex can send cold air over North America to cause extreme cold ...

North America is set to be hit by the coldest air as the polar vortex cores will directly move over the area, impacting regional weather patterns.

When the polar vortex is weakened, a piece of it can surge farther south, setting up weather patterns that usher arctic cold into portions of North America and/or Europe.

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 ...

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

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March ...

Because there is typically a lag in how the near-surface atmosphere responds to the polar vortex, this would mean unusually cold temperatures affecting parts of North America and Eurasia at the ...

The polar vortex could influence temperatures this winter — but what exactly is it?

Weather Polar vortex could impact the U.S. this winter: What it means for N.Y. temperatures Published: Nov. 01, 2024, 7:00 p.m.

When the polar vortex is weakened, a piece of it can surge farther south, setting up weather patterns that usher arctic cold into portions of North America and/or Europe.