Tens of millions of people across the U.S. from the Plains to the Southeast are preparing for a potential multiday severe weather outbreak this week, with forecasters warning of threats of large hail,

The chances of a significant severe weather threat next week are continuing to grow in the South from Texas to Mississippi, while winter weather returns to the Northeast this weekend.

Tens of millions of people from the Plains to the Southeast and East Coast are on alert for a potential significant severe weather threat this week.