Flash Flood Warning — Baltimore County, Maryland
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Current Status
🌊 Active: Flash Flood Warning
Flash Flood Warning issued August 5 at 11:55AM EDT until August 5 at 3:00PM EDT by NWS Baltimore MD/Washington DC
FFWLWX The National Weather Service in Sterling Virginia has issued a * Flash Flood Warning for... Southeastern Baltimore County in northern Maryland... * Until 300 PM EDT. * At 1155 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 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... Baltimore... Sparrows Point... Dundalk... Essex... Rosedale... Edgemere... Turners Station... Eastpoint...
Effective August 5, 2026 at 11:55 AM ET · Expires August 5, 2026 at 3:00 PM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Baltimore MD/Washington DC
Expires
August 5, 2026 at 3:00 PM ET
Last Checked
1 minute ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Other Active Alerts in Maryland
Test Message
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Frequently Asked Questions
What does a Flash Flood Warning mean for Baltimore County, Maryland?
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Is this Flash Flood Warning currently active?
Yes — this alert is active as of our last check (1 minute ago). It's set to expire August 5, 2026 at 3:00 PM ET.
How do I get notified about Flash Flood Warning alerts for Baltimore County?
Download StormCast free on Google Play and set Baltimore County, Maryland as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.