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.

The snow storm could hit over a dozen states through Wednesday, including Texas, Louisiana, Mississippi, Alabama, Florida, Georgia and the Carolinas.

Snow and sleet started falling in Texas as officials begin to close schools and airports. Snow and ice could bring major travel disruptions and power outages from Texas to Florida.

A powerful winter storm blankets the Southern US in snow, causing unprecedented disruption in New Orleans, Texas, and beyond. Record snowfall, flight cancellations, and power outages reported.

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.

Heavy snow, sleet and freezing rain are expected around the Deep South as a blast of Arctic air plunges much of the Midwest and the eastern US into a deep freeze.

Florida and Texas were both under winter storm warning from the National Weather Service (NWS) on Tuesday morning as an arctic air mass caused plunging temperatures and heavy snow along the Gulf Coast.