USA TODAY on MSN11d
Icy air has descended on the US. Is the polar vortex to blame?
The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to ...
The Washington Post14d
Polar vortex to bring frigid temperatures, snow and ice to millions of Americans
As the frigid air clashes with a warmer, moist flow of air from the Gulf of Mexico, a storm will form in the Plains on ...
USA Today23d
Icy air has descended on the US. Is the polar vortex to blame?
The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to Texas, with temperatures in the single digits setting records in many ...
The Washington Post10d
Why the U.S. has been home to Earth’s most unusually cold air this year
The polar vortex has taken on an unexpected pattern this winter — one that’s made part of the United States the most unusually cold place on the planet, at least so far this year. While the ...