A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...
A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
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.
The polar vortex of ultra-cold air usually spins around ... a weather service meteorologist based in Gray, Maine. The cold was expected to grip the Eastern Seaboard as far south as Georgia ...
The eastern two-thirds of the U.S. is dealing with bone-chilling cold temperatures and wind chills, forecasters said.