Bitter temperatures are forecast to hit swathes of the U.S. this weekend as a polar vortex—the area of cold air that circulates around the Arctic—expands, with the National Weather Service predicting ...

Myriad winter weather alerts and warnings remained in place across the U.S. on Tuesday as multiple states battled storms.

The map below shows several states where snow ... while parts of the Carolinas could see more significant accumulation. The ...

(NEXSTAR) – Dreaming of a white Christmas? The forecast for next week is probably about to crush those dreams. Most of the country is favored to see above-average temperatures the week of ...