Severe · Special Marine WarningThis alert has expired. It is kept for reference.
Special Marine Warning issued September 3 at 10:53PM EDT until September 4
Affecting Patapsco River including Baltimore Harbor
In effect until: Sep 4, 2026, 4:00 AM
Patapsco River including Baltimore Harbor
Likely impact; effects through 4:00 AM.
Move to safe harbor until hazardous weather passes.
Read the original bulletin (official text)
SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Patapsco River including Baltimore Harbor... * Until midnight EDT. * At 1053 PM EDT, a strong thunderstorm was located 23 nm west of Fort Smallwood State Park, moving east at 25 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel. * Locations impacted include... Fort Smallwood State Park and North Point State Park.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™