These type of polar vortex disruptions — stretching or moving entirely out of the North Pole — are happening more frequently, ...

Arctic winds from a powerful polar vortex are sweeping across several states, bringing dangerously cold temperatures and ...

The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes plunges south into the U.S., Europe ...

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

A winter storm is set to impact Texas, Oklahoma, and Arkansas starting Thursday, with snow and ice expected through the ...

The National Weather Service is forecasting bitter cold followed by another round of possible snow this weekend.

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

Stockton weather is expected to grow increasingly windy Tuesday as a destructive windstorm tears through California. Here's ...

Northeast and north-central Florida counties, including Suwannee, Baker, Nassau, Union, Bradford, Gilchrist, Hamilton, ...

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 ...