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

Winter hasn't even officially started, but parts of the country are already bracing for what could feel like the deep freeze ...

Your January to March outlook is here and if you like the weather that we’re ending 2025 with, you’ll like this forecast.

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

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

A fresh shot of Arctic air could bring the coldest air of the season for many this week, according to AccuWeather meteorologists.

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 ...

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

Thanksgiving is less than a week away which means the fall season is ending. With it comes colder temperatures from an ...

"Arctic air will bring near record cold temperatures and dangerous wind chills," the National Weather Service said.

This cold blast could be relatively short-lived, with a return to more typical wintry temperatures by later in December.

Forecasters are tracking new polar vortex changes that could reshape early December across the U.S. How will this affect ...