Maryland Severe Flash Flood Warning | Effective 07/21/2026 15:21

Headline: 
Flash Flood Warning issued July 21 at 6:21PM EDT until July 21 at 9:30PM EDT by NWS Baltimore MD/Washington DC
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 21, 2026 - 3:21pm
Expires: 
July 21, 2026 - 6:30pm
Description: 
FFWLWX The National Weather Service in Sterling Virginia has issued a * Flash Flood Warning for... North Central Anne Arundel County in central Maryland... Southeastern Baltimore County in northern Maryland... Baltimore City in northern Maryland... * Until 930 PM EDT. * At 621 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 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... Baltimore... Middle River... Sparrows Point... Back River... North Point State Park... Glen Burnie... Dundalk... Catonsville... Essex... Woodlawn... Pasadena... Arbutus... Rosedale... Ferndale... Rossville... Brooklyn Park... Pumphrey... Linthicum... Edgemere...
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Anne Arundel, MD; Baltimore, MD; Baltimore City, MD
Forcast Office: 
NWS Baltimore MD/Washington DC