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

With the polar vortex catching all the buzz in recent weeks, federal forecasters say our old friend La Niña is still a major ...

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

A newly released forecast from The Weather Channel also predicts Maryland's chance of having a white Christmas this year.

The polar vortex can commonly be disrupted during the winter and is known to cause an Arctic outbreak in the United States.

The Arctic polar vortex is expected to move south, which some say will lead to the coldest, harshest winter in years. Wyoming meteorologist Don Day ...

The coldest air of the early winter season is blasting the eastern U.S. on Monday, with single-digit temperatures with the wind chill.

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 ...

For Tennessee, La Niña typically means warm, dry air for the Volunteer state, which pans out to a mild winter season. The ...

After the coldest and snowiest start to the month in a couple of decades, the last half of December is ending quite mild and ...