Special Marine Warning for Tidal Potomac from Key Bridge to Indian Head MD; Tidal Potomac from Indian Head to Cobb Island MD; Tidal Potomac from Cobb Island MD to Smith Point VA
Official alert fields
What you need to know
- Applies to
- Tidal Potomac from Cobb Island MD to Smith Point VA, Tidal Potomac from Indian Head to Cobb Island MD, Tidal Potomac from Key Bridge to Indian Head MD
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
For the following areas... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD... At 1220 AM EDT, additional strong thunderstorms and a gust front were located along a line extending from Gunston Hall to Aquia...
What the bulletin says to do
Move to safe harbor until hazardous weather passes.
Full official description
Bulletin details
For the following areas... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD... At 1220 AM EDT, additional strong thunderstorms and a gust front were located along a line extending from Gunston Hall to Aquia Creek, moving southeast at 40 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, Breton Bay, Nanjemoy Creek, Quantico, Swan Point, Coltons Point, Gunston Hall, Occoquan Bay, Popes Creek, Saint Clements Bay, Maryland Point, Port Tobacco River, Colonial Beach, Leesylvania State Park, Cobb Island, Mathias Point, U.S. 301 Nice Memorial Bridge, Woodrow Wilson Bridge, Wicomico River, and Indian Head.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued September 4 at 12:20AM EDT until September 4 at 1:00AM EDT by NWS Baltimore MD/Washington DC
Official revision - Update
Special Marine Warning issued September 3 at 11:39PM EDT until September 4 at 1:00AM EDT by NWS Baltimore MD/Washington DC
Official revision - Alert
Special Marine Warning issued September 3 at 10:54PM EDT until September 4 at 1:00AM 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
- Update
- Last collected