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Ended official alertUpdated

Special Marine Warning for Waters from Oregon Inlet to Cape Hatteras NC from 20 to 60 NM

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

SMWMHX The National Weather Service in Newport has issued a * Special Marine Warning for... Waters from Oregon Inlet to Cape Hatteras NC from 20 to 60 NM... * Until 400 AM EDT. * At 305 AM EDT, a severe thunderstorm capable of producing waterspouts was located 43 nm east of Diamond Shoals, moving northeast at 35...

What the bulletin says to do

Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.

Full official description

Bulletin details

SMWMHX The National Weather Service in Newport has issued a * Special Marine Warning for... Waters from Oregon Inlet to Cape Hatteras NC from 20 to 60 NM... * Until 400 AM EDT. * At 305 AM EDT, a severe thunderstorm capable of producing waterspouts was located 43 nm east of Diamond Shoals, moving northeast at 35 knots. HAZARD...Waterspouts and wind gusts to 40 knots. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * The severe thunderstorm will remain over mainly open waters.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Marine Warning issued August 24 at 3:05AM EDT until August 24 at 4:00AM EDT by NWS Newport/Morehead City NC

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Newport/Morehead City NC. 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