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Ended official alertUpdated

Special Marine Warning for Tidal Potomac from Cobb Island MD to Smith Point VA

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

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... At 438 PM EDT, strong thunderstorms were located along a line extending from Tall Timbers to near Mouth Of The Potomac River to near Northern Neck Reef, moving northeast at 30 knots. HAZARD...Wind gusts 34 knots or greater....

What the bulletin says to do

Move to safe harbor until hazardous weather passes.

Read official NWS bulletin

Full official description

Bulletin details

For the following areas... Tidal Potomac from Cobb Island MD to Smith Point VA... At 438 PM EDT, strong thunderstorms were located along a line extending from Tall Timbers to near Mouth Of The Potomac River to near Northern Neck Reef, moving northeast 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... Breton Bay, Point Lookout, Tall Timbers, Coltons Point, Saint Clements Bay, Nomini Bay, Coles Point, Piney Point, Mouth Of The Potomac River, Saint George Island, and White Point Beach.

Lifecycle record

Official revisions

3 captured
  1. Update

    Special Marine Warning issued July 21 at 4:38PM EDT until July 21 at 5:30PM EDT by NWS Baltimore MD/Washington DC

    Official revision
  2. Update

    Special Marine Warning issued July 21 at 4:20PM EDT until July 21 at 5:30PM EDT by NWS Baltimore MD/Washington DC

    Official revision
  3. Alert

    Special Marine Warning issued July 21 at 3:24PM EDT until July 21 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.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections