A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
Most of the US will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this ...
It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.