Vigilance and preparation are important, say forecasters at the NWS, as wintry weather brings hazardous travel conditions.
Winter storm warnings are in place in several states with heavy snow, freezing rain and dangerously cold temperatures expected.
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.
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.
The National Weather Service said in a forecast discussion Sunday that ... Sunday.The storm was expected to make its way east along the Gulf Coast and southeast United States on Tuesday, the National Weather Service said in a forecast discussion.
Snow totals in Louisiana have broken records. Parts of Florida, Texas and Georgia have also accumulated several inches of snow.
A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions.
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.
The wind chills as low as 15 degrees are expected for parts of Alabama, Georgia and Florida Thursday evening into Friday morning.
A major storm spread heavy snow, sleet and freezing rain across the southern United States on Wednesday, breaking snow records and treating the region to
The storm had knocked out power to more than half a million utility customers by early Friday as it moved across Ireland.
Still, areas not used to digging out from winter weather will face challenges to getting back to normal long after the snow disappears. The storm’s effects could linger for days, weeks, or, in some cases, months. Here are some of the ways it could continue to snarl life in the South: