According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this ...

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...

We start the following work week with a polar vortex. This will bring in unseasonably cold air to the region and wind chill ...

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

Once the snow starts to come in, the temperature will essentially drop like a rock,” Fox Forecast Center Meteorologist ...

A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will ...

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