Vigilance and preparation are important, say forecasters at the NWS, as wintry weather brings hazardous travel conditions.

A strong polar vortex is expected to keep cold air in Canada and the northwest U.S. in February, March and April, according ...

The National Weather Service has simplified some of its winter weather alerts for Wind Chill and Extreme Cold Warnings.

Here are the definitions of the alerts, and what you should know to stay safe when winter weather strikes. Winter Storm ...

Beaufort County, Hilton Head hit by winter storm. Residents woke up to several inches of snow and now face cold temps in ...

Follow NBC News live updates for the latest coverage of the freezing winter weather affecting large swaths of the U.S., from ...

Winter is now in full swing after a winter storm blew through Maine's coastline Sunday night into Monday. The winter storm ...

Florida and other cities across the Southeast have been facing greatest winter storm threat since 1989 as the state has ...

The heaviest snowfall in the Sunshine State occurred around Pensacola, where spotters reported measuring amounts of 5-12 inches through Tuesday evening.

A cold front is bringing freezing temperatures and hazardous conditions to millions across the country this month.

A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...

Per Florida Highway Patrol, I-10 from mile marker 5 to mile marker 56 is CLOSED. The Barrancas Avenue Bayou Chico Bridge was ...