Note: The Flood Warning has been canceled for the DC region. The most recent warning issuance before the cancellation is below.
A Flood Warning is in effect to 6:30 pm Monday, March 16, 2026 including the following jurisdictions.
MARYLAND: Montgomery.
VIRGINIA: Fairfax, Fairfax City, Falls Church.
Excerpted from the National Weather Service:
…FLOOD WARNING IN EFFECT UNTIL 630 PM EDT THIS EVENING…
WHAT…Small stream flooding caused by excessive rainfall is expected.
WHERE…Portions of central Maryland, including the following county, Montgomery and northern Virginia, including the following county, City of Fairfax, City of Falls Church and Fairfax.
WHEN…Until 630 PM EDT.
IMPACTS…Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable.
ADDITIONAL DETAILS…
– At 333 PM EDT, emergency management reported that increased runoff combined with 1 to 2 inches of rain has led to multiple reports of small stream flooding of roads along with storm drain flooding along the I-495 south of the American Legion bridge. Between 1 and 2 inches of rain have fallen.
– Additional rainfall amounts up to 0.5 inches are possible in the warned area.
– Some locations that will experience flooding include…
Centreville… Rockville…
Bethesda… Reston…
Annandale… Fairfax…
Vienna… Falls Church…
Mantua… Pimmit Hills…
Mclean… American Legion Bridge…
Potomac… North Bethesda…
Burke… Oakton…
North Potomac… Chantilly…
Tysons Corner… Wolf Trap…
– Please visit www.weather.gov/safety/flood for flood safety and preparedness information
PRECAUTIONARY/PREPAREDNESS ACTIONS…
Turn around, don’t drown when encountering flooded roads. Most flood deaths occur in vehicles.
Stay away or be swept away. River banks and culverts can become unstable and unsafe.