The phrase "polar vortex" has captured public attention and is now often misused to describe short-term bouts of frigid ...

The polar vortex is weakening, which means New England is in for a colder than usual December, with episodic cold snaps.

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south for Veterans' Day. But what is the Polar Vortex, exactly?

Thanksgiving is less than a week away which means the fall season is ending. With it comes colder temperatures from an expected polar vortex.

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

Bitter cold is expected across much of the U.S. this weekend. But what do headlines mean when they say a "polar vortex cold snap" is on the way? The polar vortex is a regular feature of Earth's polar ...

The most bone-chilling blasts of cold air experienced in the United States can be blamed on a weather phenomenon that typically dominates a region nearly 3,000 miles away -- all the way north up in ...

Next week’s pre-winter arctic plunge might be a sign of things to come for the Eastern U.S., as several key weather patterns ...

New York City could see its first snow of the season on Tuesday as a powerful polar vortex sweeps across the eastern half of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A wildfire camera caught the moments when a ...

The most bone-chilling blasts of cold air experienced in the United States can be blamed on a weather phenomenon that typically dominates a region nearly 3,000 miles away -- all the way north up in ...