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NWS Baltimore MD/Washington DCFF.W 0029August 2, 2026

Flash Flood Warning: District of Columbia County, Montgomery, Arlington and 5 more, DC and MD

The National Weather Service office in Baltimore MD/Washington issued a flash flood warning for District of Columbia County, Montgomery, Arlington and 5 more in District of Columbia, Maryland, Virginia, which was in force until 7:45 p.m. local time on August 2. It was the 29th flash flood warning the NWS office in Baltimore MD/Washington issued in 2026. District of Columbia had 1 flash flood warning in August 2026, against 1 in an average August of 2008-2025 (District of Columbia's flash flood warnings by year).

ExpiredWarning

Issued4:34 p.m. EDT, August 2, 2026
In force4:34 p.m. EDT, August 2, 2026
Expired7:45 p.m. EDT, August 2, 2026

In force for 3.2 hours; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Baltimore MD/Washington DC
Area
District of Columbia County, Montgomery, Arlington and 5 more
State
District of Columbia
Level
Warning
Issued
4:34 p.m. EDT, August 2, 2026
Expires
7:45 p.m. EDT, August 2, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
KLWX FF.W 0029
Official source
National Weather Service: the notice at its source

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

FFWLWX The National Weather Service in Sterling Virginia has issued a * Flash Flood Warning for... Northwestern District of Columbia... Southeastern Montgomery County in central Maryland... Arlington County in northern Virginia... Eastern Fairfax County in northern Virginia... Eastern Prince William County in northern Virginia... The City of Alexandria in northern Virginia... The Southeastern City of Fairfax in northern Virginia... The City of Falls Church in northern Virginia... * Until 745 PM EDT. * At 434 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 2.5 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... Arlington... Alexandria... Dale City... Bethesda... Annandale... Springfield... Fairfax... Langley Park... Fort Hunt... Vienna... Groveton... Falls Church... Huntington... Mantua... Fort Belvoir... Pimmit Hills... Woodbridge... Mclean... Rosslyn... Crystal City...

What the agency told people to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Keep children away from storm drains, culverts, creeks and streams. Water levels can rise rapidly and sweep children away.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.