The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., ...

The storm moved from the Rockies through the Central Plains, Ohio Valley and mid-Atlantic before exiting the U.S. Data from ...

A huge swath of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is keeping an area stretching from the Rocky Mountains to the coast of Maine in ...

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States. Some experts say it's ...

The next round of bitter cold was set to envelop the southern U.S. on Tuesday, after the first significant winter storm of ...

The storm that blanketed the Midwest and Mid-Atlantic in snow has subsided, leaving bitterly cold temperatures behind. The ...

Frigid temperatures across a large US area complicated efforts Tuesday at restoring power and clearing roads after a major ...

Seven US states declared emergencies owing to the polar vortex of icy air that usually circles the North Pole.

A winter storm watch was issued for parts of North Texas as updated forecasts show DFW getting 3 to 6 inches of snow through ...

According to NWS snowfall reports, the highest total in the state was 18 inches in Chapman and along the Riley and Wabaunsee ...