Severe Thunderstorm Warning until 06:45PM 
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for... Northwestern Anne Arundel County in central Maryland... Howard County in central Maryland... Eastern Montgomery County in central Maryland... Southwestern Baltimore County in northern Maryland... Northern Prince Georges County in central Maryland...
* Until 645 PM EDT.
* At 601 PM EDT, severe thunderstorms were located along a line extending from near Olney to Coral Hills, moving east at 25 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... Columbia, Bowie, Severn, Olney, College Park, Crofton, Greenbelt, Langley Park, Beltsville, Elkridge, Largo, Bladensburg, Fedex Field, University of Maryland, Ellicott City, Aspen Hill, Catonsville, Woodlawn, Odenton and Randallstown.
* AFFECTED AREAS: PRINCE GEORGES, MD ... ANNE ARUNDEL, MD ... BALTIMORE, MD ... MONTGOMERY, MD ... HOWARD, MD
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