District of Columbia, Maryland, Virginia Severe Severe Thunderstorm Warning | Effective 08/10/2026 12:57

Headline: 
Severe Thunderstorm Warning issued August 10 at 3:57PM EDT until August 10 at 4:45PM EDT by NWS Baltimore MD/Washington DC
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 10, 2026 - 12:57pm
Expires: 
August 10, 2026 - 1:45pm
Description: 
SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... The District of Columbia... Northwestern Anne Arundel County in central Maryland... Southern Howard County in central Maryland... Montgomery County in central Maryland... Northern Prince Georges County in central Maryland... Southeastern Loudoun County in northern Virginia... The City of Fairfax in northern Virginia... Arlington County in northern Virginia... The City of Falls Church in northern Virginia... Northern Fairfax County in northern Virginia... The City of Alexandria in northern Virginia... * Until 445 PM EDT. * At 357 PM EDT, severe thunderstorms with a history of producing wind damage were located along a line extending from Damascus to near Boyds to Broadlands, moving east at 40 mph. HAZARD...60 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... Baltimore, Arlington, Alexandria, Columbia, Germantown, Rockville, Bethesda, Gaithersburg, Reston, Bowie, Severn, Annandale, Clinton, Olney, Springfield, College Park, Crofton, South Riding, Fort Washington, and Herndon.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
District of Columbia, DC; Anne Arundel, MD; Howard, MD; Montgomery, MD; Prince Georges, MD; Arlington, VA; Fairfax, VA; Loudoun, VA; City of Alexandria, VA; City of Fairfax, VA; City of Falls Church, VA
Forcast Office: 
NWS Baltimore MD/Washington DC
Sender: 
w-nws.webmaster@noaa.gov