The National Weather Service has issued a winter weather advisory for all of North Texas until 12 p.m. Friday. Early Friday morning, the originally issued winter storm warning was canceled and replaced with the advisory.

A winter storm in the South brought heavy snowfall Friday, causing thousands of flight cancellations and several governors to declare states of emergency. More than 46 million people were under a winter storm warning Friday morning,

The storm is expect to dump snow, sleet and freezing rain across the Southeast before moving up to the Mid-Atlantic.

Snow and icy conditions threatened to paralyze parts of the U.S. South from Texas to Alabama on Thursday, as officials closed schools, canceled or delayed flights and warned residents in some of the worst-hit areas to stay off roads as a winter storm moves east.