Around 40 million people in the U.S. are under a winter storm warning from an unusual blast of severe cold weather and snow across the South.

Millions of people across the northern Gulf Coast braced Tuesday for a rare winter storm that's expected to scatter heavy snow, sleet and freezing rain around the Deep South as a blast of Arctic air plunges much of the eastern U.

Impacts will begin in east Texas by Monday night. Ice and snow could contribute to power outages amid freezing temperatures.

Southeast Texas is bracing for Winter Storm Enzo, prompting airport closures in Houston and widespread travel disruptions.

After a statewide blackout in 2021 and a massive Austin outage in 2023, cold weather means energy anxiety for many in Central Texas.

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as residents along the East Coast contend with a thick blanket of snow — and more snowfall in the forecast.

BEAUMONT, Texas — Southeast Texas' industrial facilities are gradually returning to normal operations following the recent winter storm. Most of the 22 plants that shut down during the storm on Tuesday are now restarting their operations, with some expected accompanying noise and flaring, according to Jefferson County Judge Jeff Branick.

A winter storm that is expected to begin in Texas next week could end up bringing snow and ice to parts of Florida.

Rikenjaks owner Frankie Randazzo tells 12News while his Southeast Texas weren't damaged, the big cost of shutting down was also a matter of inconvenient timing.

Texas ports and pilots, who assist in moving vessels around ports, suspended some operations on Monday as frigid weather conditions hit the state.

All Houston airports will reopen Wednesday after shutting down on Jan. 21 as a winter storm barreled through South Texas.

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions.