Folks in the central and eastern United States may be wondering: Is winter on the way out? Here's what meteorologists say.

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

CHICOPEE, Mass. (WWLP) – Scientists are investigating whether a warming Arctic is changing the behavior of the polar vortex, ...

During winter in the Northern Hemisphere, the polar vortex can often expand and send cold air south, often referred to as an ...

A major weather pattern change underway across U.S. As we get into next week, the storm track looks really interesting.

The polar vortex has shifted from obscure jargon to a phrase that can shut down schools, snarl air travel and strain power ...

Extreme cold warnings span several eastern states as of Friday, with meteorologists warning of frigid wind chills.

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

A new study published in the Journal of Climate reveals how surface warming in Antarctica, particularly over the Antarctic Peninsula, is significantly altering the stability of the lowest layers of ...

Florida has endured a winter few could have predicted. Since early November, the state has endured at least three rounds of ...

While the Northeast braces for another frigid polar vortex, Oklahoma will experience unseasonable temperatures. Here's when ...

Windchill temperatures as low as minus 30 degrees are a risk to life, forecasters said.