Note: The Flash Flood Warning has been canceled for the DC region. The most recent warning issuance before the cancellation is below.
A Flash Flood Warning is in effect to 3:15 am Sunday, June 15, 2025 including the following jurisdictions.
VIRGINIA: Fairfax, southeastern Loudoun.
Excepted from the National Weather Service:
The National Weather Service in Sterling Virginia has issued a
Flash Flood Warning for…
Fairfax County in northern Virginia…
Southeastern Loudoun County in northern Virginia…
Until 315 AM EDT.
At 1203 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. The expected rainfall rate is 1.5 to 2.5 inches in 1 hour. 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…
Centreville… Reston…
South Riding… Herndon…
Lowes Island… Brambleton…
Dulles International Airport… Potomac…
Ashburn… Oakton…
Sterling… Chantilly…
Wolf Trap… Great Falls…
Countryside… Arcola…
Darnestown… Sterling Park…
PRECAUTIONARY/PREPAREDNESS ACTIONS…
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.
The flash flood warning in the Washington, DC region is updated for Sunday, June 15, 2025.