The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Southeastern Washington County in north central Maryland... Southwestern Frederick County in north central Maryland... North central Loudoun County in northern Virginia... Central Jefferson County in the Panhandle of West Virginia... Southeastern Berkeley County in the Panhandle of West Virginia... * Until 415 PM EDT. * At 330 PM EDT, a severe thunderstorm was located over Ranson, or near Charles Town, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. * Locations impacted include... Charles Town, Brunswick, Ranson, Braddock Heights, Harpers Ferry, Kearneysville, Point Of Rocks, Corporation Of Ranson, Jefferson, Lovettsville, Bolivar, Shenandoah Junction, Rosemont, Burkittsville, Brownsville, Hillsboro, Waterford, Petersville, Pleasantville and Millville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. By The National Weather Service