Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...

Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar ...