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

A winter buzzword, explained.

While much of the eastern U.S. has been frozen by rounds of Arctic air and snow, the West has experienced weeks of unseasonable warmth, which has left many mountain ranges in a snow drought. A major ...

There is definitely a major rearranging of the weather pattern around the northern hemisphere underway. It is going to take a ...

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

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

A warming Arctic can stretch the polar vortex, a high-altitude air ribbon, one says. The “wobble” can disrupt the jet stream, ...

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

After weeks of brutal cold and disruptive storms tied to the Polar Vortex, the atmosphere is finally pivoting. A new jet stream configuration is easing the deep freeze in the East while steering long ...

With the Polar Vortex moving northward, a notable bend in the jet stream is anticipated over the West Coast. This alteration will create a ridge over the eastern U.S., leading to warmer temperatures ...

Arctic air is already gripping much of the country, and the obvious concern for families from Atlanta to Albany is whether ...

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