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

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

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

More dangerously cold air is on the way for much of the U.S. Will Tennessee be impacted? Here's what to know.

National Weather Service (NWS) offices are keeping a close eye on the weather setup and could issue Extreme Cold Warnings.

Scientists are investigating whether a warming Arctic is changing the behavior of the polar vortex, a natural atmospheric phenomenon responsible for recent waves of intense cold air.

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way ...

Persistent polar vortex disruptions will funnel repeated rounds of arctic air and snow across the Eastern United States this month.

A disrupted polar vortex will unleash a series of bone-chilling Arctic outbreaks across the eastern United States this month.

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

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