Such events distort the polar vortex, which causes Arctic air to descend into the U.S. and causes temperatures to plummet.

Atmospheric rivers are a "long, narrow region in the atmosphere—like rivers in the sky—that transport most of the water vapor ...

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

CHICAGO (NewsNation) — Officials from the National Weather Service are on alert after an anti-government group publicly made threats against radar installations across the country. Known as NEXRAD ...

Some portions of the United States could see as much as 6 inches of snow by Tuesday, Dec. 2, according to weather forecasters.

Our local National Weather Service office in East Memphis is constantly working to keep you and your family safe during any ...

Below freezing temps this Monday have primed us for accumulating snow overnight into Tuesday with a large storm system moving ...