"Morning temperatures dipping into the single digits and below zero are forecast for many regions with a fresh snowpack," said the NWS.

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 ...

The Current Temperature map shows the current temperatures color contoured every 5 degrees F. Temperature is a physical property of a system that underlies the common notions of hot and cold ...

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

Alerts for cold weather are in effect for nearly half of the U.S. population, running from the northern Plains to the Gulf ...

Snow totals in Louisiana have broken records. Parts of Florida, Texas and Georgia have also accumulated several inches of ...