The Polar Vortex is expected to be impacted by a Sudden Stratosphere Warming, bringing cold air to the eastern US.

The cold weather is here to stay in South Jersey, at least until mid-February. A polar vortex is expected to keep arctic air ...

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

While long-range forecasts can change, current trends point toward a colder-than-normal late winter across Ohio.

If you couldn’t get enough of the cold temperatures in early December, there’s more on the way for Tennessee this coming ...

Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds.

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States ...

The extreme cold that has gripped much of the eastern United States this winter shows no immediate signs of relenting, as a significant disruption to the Polar Vortex is expected to occur later in ...

"Bitter cold could linger through the end of the month," the Weather Prediction Center said in an update on Monday.

Global warming is a reality, and we're seeing it not only in the high summer temperatures but also in these weather cycles ...

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is it?