A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen before.

People in Texas and much of the U.S. South are facing record snowfalls and icy conditions, with both New Orleans and Houston covered in snow. The big picture: This once-in-a-generation event for millions across the Gulf Coast has closed schools,

A powerful and historic winter storm is bringing heavy snow to the South, including Houston where snow is covering roads and officials have been urging residents to stay home for safety.