Severe Thunderstorm Warning Maryland, Virginia | Effective 03/11/2026 15:45

Headline: 
Severe Thunderstorm Warning issued March 11 at 6:45PM EDT until March 11 at 7:15PM EDT by NWS Baltimore MD/Washington DC
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
March 11, 2026 - 3:45pm
Expires: 
March 11, 2026 - 4:15pm
Description: 
At 645 PM EDT, severe thunderstorms were located along a line extending from 6 miles east of Point Of Rocks to near Poolesville to near Leesburg, moving east at 45 mph. HAZARD...70 mph wind gusts. 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, Gaithersburg, Leesburg, Damascus, Broadlands, Lansdowne, Lowes Island, Poolesville, Ashburn, Montgomery Village, Sterling, North Potomac, Great Falls, Countryside, Oatlands, Boyds, Point Of Rocks, Clarksburg, Darnestown, and Belmont.
Instruction: 
A Tornado Watch remains in effect until 800 PM EDT for central and north central Maryland...and northern Virginia. For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia.
Area Description: 
Frederick, MD; Montgomery, MD; Fairfax, VA; Loudoun, VA
Forcast Office: 
NWS Baltimore MD/Washington DC
Sender: 
w-nws.webmaster@noaa.gov