A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

Here is what is and isn't a polar vortex when Colorado receives cold like what is forecast for the holiday weekend.

Dozens of US states will endure the lowest temperatures they have felt in years next week as a polar vortex brings ...

Any sort of wind along with the bitter cold will make for frostbite in as little as 15 to 20 minutes in the incoming arctic ...

As more Arctic air masses flow into the WOWK-TV region, you have undoubtedly heard the term “Polar Vortex” brought up in the ...

Much of the United States has been buried in a deep freeze. And Kentucky faces the brunt of a polar vortex that continues to ...

Stable polar vortex: When the stratosphere over the Arctic is cold, it's considered stable. The wind around the polar vortex ...

A powerful winter storm hit the Deep South, bringing heavy snow, icy roads, school closures, and emergencies from Texas to the Carolinas.

An area stretching from Texas to Tennessee braces Wednesday for the possible arrival of freezing rain and snow.