Severe · Special Marine WarningThis alert has expired. It is kept for reference.
Special Marine Warning issued September 5 at 12:14PM EDT until September 5
Affecting Tidal Potomac from Indian Head to Cobb Island MD; Tidal Potomac from Cobb Island MD to Smith Point VA
In effect until: Sep 5, 2026, 6:15 PM
Tidal Potomac from Indian Head to Cobb Island MD; Tidal Potomac from Cobb Island MD to Smith Point VA
Likely impact; effects through 6:15 PM.
Move to safe harbor immediately as gusty winds and high waves are expected.
Read the original bulletin (official text)
SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... * Until 215 PM EDT. * At 1214 PM EDT, strong thunderstorms were located along a line extending from 14 nm west of Brent Point to 13 nm southwest of Aquia Creek to 24 nm southwest of Fairview Beach, moving east at 30 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... Yeocomico River, Breton Bay, Saint Clements Bay, Piney Point, Westmoreland State Park, Mouth Of The Potomac River, Point Lookout, Tall Timbers, Cobb Island, Swan Point, Coltons Point, Nomini Bay, Coles Point, Saint George Island, Wicomico River, White Point Beach, Dahlgren, and Colonial Beach.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™