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 1100 PM EDT. * At 1006 PM EDT, a strong thunderstorm was located 8 nm southwest of Potomac Creek, moving northeast at 25 knots. HAZARD...Wind gusts 34...
What the bulletin says to do
Move to safe harbor immediately as gusty winds and high waves are expected.
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 1100 PM EDT. * At 1006 PM EDT, a strong thunderstorm was located 8 nm southwest of Potomac Creek, moving northeast 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... Potomac Creek, Maryland Point, Nanjemoy Creek, Port Tobacco River, Cobb Island, Swan Point, Mathias Point, U.S. 301 Nice Memorial Bridge, Popes Creek, Brent Point, Westmoreland State Park, Fairview Beach, Colonial Beach, and Dahlgren.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued August 22 at 10:06PM EDT until August 22 at 11:00PM 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