 The National Weather Service in Louisville has issued a severe thunderstorm warning for Simpson County in South Central Kentucky, Southwestern Allen County in South Central Kentucky, Southwestern Warren County in South Central Kentucky, until 6.30 p.m. Central Daylight Time. At 5.42 p.m. Central Daylight Time, severe thunderstorms were located along a line extending from near Cross Plains to near Gallatin to Carthage, moving northeast at 30 miles per hour.