Polar vortex set to freeze U.S. as far as Deep South

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...
A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
The 10 Weather Impact team issued Alert Days for next week because of the polar vortex being responsible for the cold ...
It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.
A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow ...