Polar vortex will bring frigid air back to many states after weekend storm
After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people ...
Very cold weather is coming. US about to get 10th and chilliest polar vortex this winter
Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...
Douglas: One more dance with the polar vortex
The polar vortex hasn’t just been discovered; it has been around for as long as Earth has had an atmosphere. It’s a cold, swirling whirlpool of low pressure surrounding both o ...