Another massive winter storm is forecast to pummel the southern and eastern U.S., with impacts from Texas to the Carolinas.

With one storm safely out to sea, attention turns to the next system that's forecast to spread a wintry mess from Texas to ...

Monday evening, Jan. 6. The heaviest snowfall is expected in southernmost areas, including Maryland and Virginia, according ...

The biggest flood risk from the incoming storm will extend from Maryland northward. Wind will also affect states farther south.

The National Weather Service warned that some areas could see their biggest storm in more than a decade in parts of the U.S.

The extreme weather is being caused by the polar vortex, an area of cold air that circulates around the Arctic.

The cold is expected to persist throughout January, with relief coming once February rolls around. Such plunges occur when ...

Find out which cities have the highest winter storm impact rating as snow, ice and wind combine to cause hazardous conditions.