Special Marine Warning for Tidal Potomac from Indian Head to Cobb Island MD
Official alert fields
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 245 AM EDT. * At 1238 AM EDT, a strong thunderstorm was located 7 nm west of Aquia Creek, moving east at 15 knots. HAZARD...Wind gusts 34 knots or greater...
What the bulletin says to do
Move to safe harbor until hazardous weather passes.
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 245 AM EDT. * At 1238 AM EDT, a strong thunderstorm was located 7 nm west of Aquia Creek, moving east at 15 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel. * Locations impacted include... Potomac Creek, Widewater, Maryland Point, Nanjemoy Creek, Port Tobacco River, Quantico, Swan Point, Mathias Point, U.S. 301 Nice Memorial Bridge, Popes Creek, Brent Point, Fairview Beach, and Cobb Island.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued July 27 at 12:39AM EDT until July 27 at 2:45AM 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.
- CAP status
- Actual
- Message type
- Alert
- Last collected