Maryland Severe Flash Flood Warning | Effective 07/05/2026 15:40

Headline: 
Flash Flood Warning issued July 5 at 6:40PM EDT until July 5 at 9:45PM EDT by NWS Baltimore MD/Washington DC
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 5, 2026 - 3:40pm
Expires: 
July 5, 2026 - 6:45pm
Description: 
FFWLWX The National Weather Service in Sterling Virginia has issued a * Flash Flood Warning for... West Central Howard County in central Maryland... Northeastern Montgomery County in central Maryland... * Until 945 PM EDT. * At 640 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 3 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... Laytonsville... Roxbury Mills... Glenwood... Glenelg... Dayton...
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Area Description: 
Howard, MD; Montgomery, MD
Forcast Office: 
NWS Baltimore MD/Washington DC