Winter storm warnings are in place in several states with heavy snow, freezing rain and dangerously cold temperatures ...

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

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is ...