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Ended official alertUpdated

Special Marine Warning for Tidal Potomac from Indian Head to Cobb Island MD; 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

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... Tidal Potomac from Indian Head to Cobb Island MD... * Until 215 PM EDT. * At 1214 PM EDT, strong thunderstorms were located along a line extending from 14 nm...

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 Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... * Until 215 PM EDT. * At 1214 PM EDT, strong thunderstorms were located along a line extending from 14 nm west of Brent Point to 13 nm southwest of Aquia Creek to 24 nm southwest of Fairview Beach, moving east 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... Yeocomico River, Breton Bay, Saint Clements Bay, Piney Point, Westmoreland State Park, Mouth Of The Potomac River, Point Lookout, Tall Timbers, Cobb Island, Swan Point, Coltons Point, Nomini Bay, Coles Point, Saint George Island, Wicomico River, White Point Beach, Dahlgren, and Colonial Beach.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Marine Warning issued September 5 at 12:14PM EDT until September 5 at 2:15PM 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
Methodology and corrections