Today will be a pretty interesting weather day across some of the most heavily-populated sections of the East Coast, as there’s a heightened risk for large hail, damaging winds, and tornadoes in major cities like Atlanta, Charlotte, D.C., Baltimore, and Philadelphia. Here’s what you need to know to stay safe.

A tornado watch is in effect for some major cities in the southeastern United States this afternoon, including the eastern suburbs of Atlanta, as well as Charlotte, Greenville, Columbia, and Asheville. Any storms that form in the watch area are capable of producing tornadoes.