The latest closure means that nearly three-quarters of Louisiana’s portion of the coast-to-coast highway is shut. A rare winter storm brought record snowfall to the state on Tuesday.

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 interstate exit in Alabama used to be quiet. Then, six years ago, a Buc-ee’s Travel Center opened. The cars have not stopped since. The giant roadside convenience store brought an economic boom to the small but growing city of Loxley, just a half-hour east of Mobile.

A winter storm swept across south Louisiana on Tuesday morning, covering New Orleans, Baton Rouge and Lafayette in a layer of snow. Highways, roads and schools across the state have been closed — effectively stalling Louisiana’s economy.

A storm is bringing the first-ever blizzard warning issued for Beaumont, Texas, and Lake Charles and Lafayette, Louisiana.

ARE TRACKING SNOW SHOWERS ACROSS CENTRAL MISSISSIPPI. A LOT OF THIS, IF NOT ALL OF IT. REALLY. NOW, SOUTH OF THE METRO. THE REASON WHY THE METRO HAS NOT REALLY HAD ANY SNOWFALL SINCE 430 THIS MORNING IS THE FACT THAT WE HAD A THICK BLOCK OF DRY AIR MOVED THROUGH RIGHT AT THE SURFACE,

Roughly 40 million people from Texas to the Carolinas are under winter weather alerts as a rare winter storm amid bone-chilling temperatures brings potentially historic snowfall to cities unused to harsh,

The bone-chilling weather will continue through Thursday morning. It's likely temperatures will remain at or below freezing all day Tuesday as snow invades, with Wednesday lows expected to dip into the teens to mid-20s.

The South is bracing for a major winter storm, most of the nation remains gripped by extreme cold, and high winds could fan flames in California.