Severe Thunderstorm Warning until 04:30PM 
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for... The District of Columbia... West central Anne Arundel County in central Maryland... South central Howard County in central Maryland... Southeastern Montgomery County in central Maryland... Northern Prince Georges County in central Maryland... Arlington County in northern Virginia... The eastern City of Falls Church in northern Virginia... East central Fairfax County in northern Virginia... The City of Alexandria in northern Virginia...
* Until 430 PM EDT.
* At 352 PM EDT, a severe thunderstorm was located over Arlington, moving northeast at 30 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... Arlington, Alexandria, Columbia, Bethesda, Bowie, Annandale, College Park, Crofton, Greenbelt, Langley Park, Beltsville, Groveton, Falls Church, Huntington, Coral Hills, Bladensburg, Fedex Field, Fort Totten, Rosslyn and Crystal City.
* AFFECTED AREAS: CITY OF FALLS CHURCH, VA ... ARLINGTON, VA ... PRINCE GEORGES, MD ... ANNE ARUNDEL, MD ... CITY OF ALEXANDRIA, VA ... MONTGOMERY, MD ... HOWARD, MD ... FAIRFAX, VA ... DISTRICT OF COLUMBIA, DC
Instructions:
For your protection move to an interior room on the lowest floor of a building.
Address/Location
Maryland Capitol Police
301 West Preston Street
Baltimore, MD 21201
Contact
Emergency: 9-1-1
Non-emergencies: 410-767-4793