A procession of winter storms is forecast to bring snow, sleet, ice and potentially flood-inducing rain to sprawling bands of the U.S. this week.

Back-to-back winter storms are predicted to affect 29 million Americans across the country. Here’s the latest from the National Weather Service. The National Weather Service has issued a winter storm watch from Tuesday morning until Wednesday morning,

The storm is expected to disrupt travel across major highways and interstates, making conditions treacherous for drivers.