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

NEW YORK — Millions along the Interstate 95 corridor on the Northeast Coast will see their first significant winter storm of ...

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

The first of three rounds of bitter air has arrived, threatening record lows in cities from the Midwest to the Northeast.

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

Feeling that sudden chill? A triple polar vortex is sweeping across parts of the U.S. Here’s what that means — and where it’s ...

The Upper Midwest and Northern Plains have been hit by Canada's freezing temperatures. On Thursday, Dec. 4, wind chills ...

More Arctic air is building over northern Canada and will be directed into the United States, courtesy of the polar vortex. How long will the cold waves last? Will it stay cold through Christmas?

Such events distort the polar vortex, which causes Arctic air to descend into the U.S. and causes temperatures to plummet.

Blasts of arctic air will hit the Midwest and Eastern U.S. this week. How cold will it get in Florida?

Computer models predict that the U.S. will get blasted with extreme cold in December. How will the Pensacola area be impacted ...

The central and eastern United States are bracing for an extraordinary cold snap just ahead of Christmas, according to a ...