NWS Baltimore MD/Washington DCMA.W 0263September 3, 2026
Special Marine Warning: Tidal Potomac from Cobb Island MD to Smith Point VA
The National Weather Service office in Baltimore MD/Washington issued a special marine warning for Tidal Potomac from Cobb Island MD to Smith Point VA, which was in force until 1:00 a.m. local time on September 4. It was the 263rd special marine warning the NWS office in Baltimore MD/Washington issued in 2026.
ExpiredWarning
In force for 1.6 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Baltimore MD/Washington DC
- Area
- Tidal Potomac from Cobb Island MD to Smith Point VA
- Level
- Warning
- Issued
- 11:27 p.m. EDT, September 3, 2026
- Expires
- 1:00 a.m. EDT, September 4, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KLWX MA.W 0263
- Official source
- National Weather Service: the notice at its source
NWS notices, September 2026The latest from the National Weather Service
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
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... * Until 100 AM EDT. * At 1126 PM EDT, a strong thunderstorm was located over White Point Beach, moving east at 15 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, Point Lookout, Tall Timbers, Coles Point, Piney Point, Mouth Of The Potomac River, Saint George Island, and Nomini Bay.
What the agency told people to do
Move to safe harbor until hazardous weather passes.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.