Maryland Severe Flash Flood Warning | Effective 07/06/2026 19:38

Headline: 
Flash Flood Warning issued July 6 at 10:38PM EDT until July 7 at 1:45AM EDT by NWS Baltimore MD/Washington DC
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 6, 2026 - 7:38pm
Expires: 
July 6, 2026 - 10:45pm
Description: 
FFWLWX The National Weather Service in Sterling Virginia has issued a * Flash Flood Warning for... Central Montgomery County in central Maryland... * Until 145 AM EDT. * At 1038 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Germantown... Rockville... Gaithersburg... North Potomac... Redland... Darnestown... Derwood... Washington Grove...
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Stay away or be swept away. River banks and culverts can become unstable and unsafe.
Area Description: 
Montgomery, MD
Forcast Office: 
NWS Baltimore MD/Washington DC