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

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 ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to ...

Models are hinting at the possibility for snow, freezing rain, and ice pellets to fall from central Texas across the northern ...

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day ...

A polar vortex could cause light snow over the weekend in Knoxville. A polar vortex is to blame for freezing temperatures.

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

A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.

So, as the Deep South grapples with the foreign language of snowflake icons making a (for some, repeat) appearance in weather ...

A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...