A major winter storm slammed the southern US Tuesday, blanketing parts of the Gulf Coast with record-breaking snowfall in a region largely unaccustomed to extreme winter weather.

Weather forecasters and public agencies issued health and power loss warnings Tuesday as a “rare winter storm" gripped parts of the southern and eastern United States."A bitterly cold airmass will remain in place for much of the South and eastern U.

A winter storm prompted a National Weather Service office in Louisiana to issue a first-ever blizzard warning. The storm is causing dangerous conditions from Texas to North Carolina.