More than 170 million people across the United States, from the Mexican border to the Canadian border are under cold weather alerts ahead of a crippling winter storm expected to sweep through the south from Texas to Georgia,

An arctic air mass will channel temperatures 20-30 degrees below already historically cold January averages. The South braced for a rare winter storm.

The Gulf Coast will see historic snowfall, the National Weather Service (NWS) said on Tuesday, with an inch of snow or more expected to fall per hour from eastern Texas through th