Maryland Severe Severe Thunderstorm Warning | Effective 08/10/2026 12:21

Headline: 
Severe Thunderstorm Warning issued August 10 at 3:21PM EDT until August 10 at 4:00PM EDT by NWS Baltimore MD/Washington DC
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 10, 2026 - 12:21pm
Expires: 
August 10, 2026 - 1:00pm
Description: 
SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... South central Carroll County in north central Maryland... Central Frederick County in north central Maryland... * Until 400 PM EDT. * At 321 PM EDT, severe thunderstorms were located along a line extending from near Boonsboro to near Brunswick, 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... Frederick, Harry Grove Stadium, Ballenger Creek, Mount Airy, Brunswick, Walkersville, Braddock Heights, New Market, Clover Hill, Discovery-Spring Garden, Linganore-Bartonsville, Jefferson, Myersville, Buckeystown, Libertytown, Monrovia, Rosemont, Burkittsville, Winfield, and Petersville.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Carroll, MD; Frederick, MD
Forcast Office: 
NWS Baltimore MD/Washington DC
Sender: 
w-nws.webmaster@noaa.gov