A rare stratospheric event is forecast to unleash bone-chilling air from a weakening vortex across the US and New England, ...

Over the next 10 days, scientists say, changes in the stratosphere will upend weather patterns and set the stage for a cold, ...

It's been a warm autumn, so far. But the polar vortex is forecast to change unusually early, and that could impact your ...

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to Michigan.

La Niña and polar vortex weather patterns will be at play for the 2025-2026 winter season. Here's what we know about the ...

A wide swath of the western U.S. may be in for below-average temperatures as forecasts suggest an Arctic blast is looming.

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to ...

The polar vortex, which is a persistent large-scale cyclone located near the North Pole, affects winter weather by bringing ...

New York could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, ...

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south for Veterans' Day. But ...

According to meteorologists and climatologists, critical changes in two major atmospheric patterns—La Nina and the polar ...