Weather Alert WatchOfficial-source alert index
NWS feedSource freshLast successful check:
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

For the following areas... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... At 1020 PM EDT, strong thunderstorms were located along a line extending from near Solomons Island to near Town Creek to near White Point Beach to near Westmoreland State Park,...

What the bulletin says to do

Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.

Read official NWS bulletin

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... At 1020 PM EDT, strong thunderstorms were located along a line extending from near Solomons Island to near Town Creek to near White Point Beach to near Westmoreland State Park, moving southeast 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... Yeocomico River, Breton Bay, Saint Clements Bay, Piney Point, 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, Westmoreland State Park, and Colonial Beach.

Lifecycle record

Official revisions

2 captured
  1. Update

    Special Marine Warning issued August 16 at 10:20PM EDT until August 16 at 11:00PM EDT by NWS Baltimore MD/Washington DC

    Official revision
  2. Alert

    Special Marine Warning issued August 16 at 9:34PM EDT until August 16 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
Update
Last collected
Methodology and corrections