On Sunday at 9:30 p.m. the National Weather Service issued a tornado watch in effect until Monday at 4 a.m. for Bibb, Blount, Calhoun, Cherokee, Chilton, Dallas, Etowah, Fayette, Greene, Hale, Jefferson, Lamar, Marengo, Marion, Perry, Pickens, St. Clair, Shelby, Sumter, Talladega, Tuscaloosa, Walker and Winston counties.