Special Marine Warning for Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM... * Until 600 PM EDT. * At 459 PM EDT, a strong thunderstorm was located over Jekyll Island, or 7 nm south of St. Simons Island, moving southeast at...
What the bulletin says to do
Move to safe harbor until hazardous weather passes. 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... Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM... * Until 600 PM EDT. * At 459 PM EDT, a strong thunderstorm was located over Jekyll Island, or 7 nm south of St. Simons Island, moving southeast at 20 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Buoy Cdh, Saint Andrews Sound, and High Point.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued July 29 at 4:59PM EDT until July 29 at 6:00PM 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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