According to a forecast map shared by the agency, the states with the highest probability of seeing below average ...

Check out the latest radar images as the wintry system continues for several hours in North Carolina.

Atmospheric rivers are a "long, narrow region in the atmosphere—like rivers in the sky—that transport most of the water vapor outside of the tropics," according to the National Oceanic and Atmospheric ...

Forecasters have said parts of the U.S. can expect frigid temperatures in December. A first round has arrived, and more cold ...