Special Marine Warning for Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM
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What you need to know
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- Ended
- Official severity
- Severe
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- Immediate
- Official certainty
- Likely
What is happening
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM... * Until 445 AM EDT. * At 345 AM EDT, a strong thunderstorm was located 21 nm southeast of Tug Rio Caroni, or 21 nm south of R2 Tower, moving north...
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. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Full official description
Bulletin details
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM... * Until 445 AM EDT. * At 345 AM EDT, a strong thunderstorm was located 21 nm southeast of Tug Rio Caroni, or 21 nm south of R2 Tower, moving north at 50 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * The strong thunderstorm will remain over mainly open waters.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued October 10 at 3:45AM EDT until October 10 at 4:45AM EDT by NWS Jacksonville FL
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Jacksonville FL. This page reorganizes official fields and does not add a forecast or expand the affected area.
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