Special Marine Warning for Tidal Potomac from Indian Head to Cobb Island MD
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What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Tidal Potomac from Indian Head to Cobb Island MD... * Until 530 PM EDT. * At 501 PM EDT, strong thunderstorms were located along a line extending from 6 nm north of Port Tobacco River to near Nanjemoy Creek, moving...
What the bulletin says to do
No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.
Full official description
Bulletin details
SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Tidal Potomac from Indian Head to Cobb Island MD... * Until 530 PM EDT. * At 501 PM EDT, strong thunderstorms were located along a line extending from 6 nm north of Port Tobacco River to near Nanjemoy Creek, 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... Nanjemoy Creek, Mathias Point, U.S. 301 Nice Memorial Bridge, Port Tobacco River, and Popes Creek.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued September 4 at 5:02PM EDT until September 4 at 5:30PM EDT by NWS Baltimore MD/Washington DC
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Baltimore MD/Washington DC. This page reorganizes official fields and does not add a forecast or expand the affected area.
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