 Locations impacted include Dubuque, Manchester, Galena, Asbury, Dyersville, Bellevue, Cascade, Epworth, East Dubuque, Farley, Piazza, Edgewood, Earlville, Hopkinton, Delhi, New Vienna, Colesburg, Worthington, Scales Mound, and Holy Cross. Remain alert for a possible tornado. Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure.