Three separate rounds of Arctic air have already swept across the central and eastern United States through mid-December, ...

Moreover, the latest data suggests that the Polar Vortex is on the verge of a significant disruption due to a new SSW event. The disruption is expected to lead to a colder pattern across the United ...

Those struggling with high heating bills due to relentless cold and sore backs from shoveling snow in the Midwest and ...

When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation ...

A strong polar vortex doesn't cause cold weather — it does the opposite. Here's what to know about polar vortices, how they ...

Thanks to the polar vortex, the first half of December will bring multiple waves of Arctic air to the U.S. Here's what to ...

An Arctic blast is forecast to usher in multiple waves of dangerous cold to the Midwest and Northeast next week, forecasters ...

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

A powerful polar vortex slams an already-frozen state as NOAA warns the deep freeze could last for weeks, bringing extreme ...

Three polar vortex systems are anticipated in December, and the first is expected this week, according to AccuWeather. The ...

The Polar vortex is causing temperatures to plummet dangerously across the Philadelphia region, and frostbite could become a ...

There is a moment each year when the Arctic stops reflecting light and starts holding it. It does not announce itself.