Full Notification

The National Weather Service in Sterling Virginia has issued a

* Severe Thunderstorm Warning for... Southeastern Washington County in north central Maryland... Southwestern Carroll County in north central Maryland... Western Montgomery County in central Maryland... Southern Frederick County in north central Maryland... Loudoun County in northern Virginia... Eastern Frederick County in northwestern Virginia... Central Clarke County in northwestern Virginia... Southern Jefferson County in the Panhandle of West Virginia...

* Until 430 AM EDT.

* At 343 AM EDT, severe thunderstorms were located along a line extending from Clover Hill to 6 miles southwest of Brunswick to near Berryville, moving southeast at 60 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... Germantown, Frederick, Gaithersburg, Leesburg, South Riding, Damascus, Broadlands, Lansdowne, Lowes Island, Brambleton, Poolesville, Harry Grove Stadium, Ashburn, Montgomery Village, Sterling, North Potomac, Ballenger Creek, Countryside, Mount Airy and Purcellville.

* AFFECTED AREAS: CARROLL, MD ... CLARKE, VA ... JEFFERSON, WV ... FREDERICK, VA ... WASHINGTON, MD ... MONTGOMERY, MD ... FREDERICK, MD ... LOUDOUN, VA

Instructions:

For your protection move to an interior room on the lowest floor of a building.