The National Weather Service issued a wind advisory at 3:49 p.m. on Wednesday valid from Thursday 7 p.m. until Friday 1 p.m. for Blount, Etowah, Calhoun, Jefferson, Shelby, St. Clair, Talladega, Clay, Chilton, Coosa, Tallapoosa, Autauga, Lowndes, Elmore and Montgomery counties. The weather service adds, “Northwest winds 15 to 20…