The wind chills as low as 15 degrees are expected for parts of Alabama, Georgia and Florida Thursday evening into Friday morning.

More than 220 million people across the United States are facing dangerous cold that will also open the door for a potentially historic and crippling winter storm that could deliver snow as far south as Florida and the Gulf of Mexico.

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

It’s been a somewhat mild winter so far, but things have certainly changed as winter weather makes its presence known across the Lower 48 states ... The National Weather Service said ...

A polar vortex is slated to sweep most of the continental United States bringing ... according to a post on X from National Weather Service New York. Other Northeast states have winter storm ...

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

Memphis is set to get hit with a cold weather system early this week that could drop wind chills to as low as 5 degrees.

More than 220 million people across the United States are facing dangerous ... climatologist Jay Grymes said Monday. A National Weather Service forecast warned, “this should be considered ...

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

Last week's historic Gulf Coast snowstorm helped lock down a rarity in the U.S. as all 50 states have already ... for total snowfall. The National Weather Service reported at least 5 inches ...

We are now at the point where we are switching from a rescue operation to a recovery operation,” said John Donnelly, the fire chief in the nation’s capital.