Note: The Flash Flood Warning has expired for the DC region. The most recent warning issuance before the expiration is below.
A Flash Flood Warning is in effect to 11:15 pm Friday, May 30, 2025 including the following jurisdictions.
MARYLAND: north central Anne Arundel, east central Howard, south central Baltimore, Baltimore City.
Excerpted from the National Weather Service:
The National Weather Service in Sterling Virginia has issued a
Flash Flood Warning for…
North Central Anne Arundel County in central Maryland…
East Central Howard County in central Maryland…
South Central Baltimore County in northern Maryland…
Baltimore City in northern Maryland…
Until 1115 PM EDT.
At 814 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1.5 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…
Baltimore… Columbia…
Pikesville… Elkridge…
Ellicott City… Towson…
Catonsville… Woodlawn…
Parkville… Milford Mill…
Lochearn… Arbutus…
Ilchester… Linthicum…
Lansdowne… Halethorpe…
Hanover…
PRECAUTIONARY/PREPAREDNESS ACTIONS…
Turn around, don’t drown when encountering flooded roads. Most flood deaths occur in vehicles.
The flash flood warning in the Washington, DC region is updated for Friday, May 30, 2025.