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

Airports are readying for major disruptions in Texas, Louisiana and along the Gulf Coast before anticipated wintry blast.

A powerful and rare winter storm swept across the South on Tuesday, bringing the first-ever Blizzard Warning to the Gulf Coast and blasting communities from Texas to Florida to the Carolinas with record-shattering snow that snarled travel and brought daily life to a halt.