Parts of North Dakota, West Virginia and Virginia are under extreme cold warnings.

A long-awaited blast of cold air, courtesy of the polar vortex, will overtake much of the US, but the forecast says the low ...

Cold temperatures are set to continue into the weekend, but New England will feel another icy blast of Arctic air Sunday ...

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. How cold will ...

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. How cold will temps ...

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

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

The planet's most extreme cold air will be barreling into the central and eastern United States this coming weekend "like a ...

Temperatures in Central Texas are expected to drop by roughly 30 degrees from Saturday to Sunday.

This coming weekend, the central and eastern United States will receive a blast of Arctic air, which will also affect ...

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

A cold front from an expanding polar vortex brought chilly temperatures to North and Central Florida. Temperatures are ...