A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

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

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...

The polar vortex will extend into the metro St. Louis area Saturday, bringing several days of temperatures plunging to single digits and wind chills below zero.

The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...

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 ...

Americans have been warned to brace for more winter storms as Arctic winds are set to dump more ice and snow amid freezing temperatures.