Special Marine Warning for Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM
Official alert fields
What you need to know
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- 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 Fernandina Beach to St. Augustine FL out 20 NM... * Until 715 PM EDT. * At 619 PM EDT, a strong thunderstorm was located 7 nm west of Mayport, or 33 nm northwest of Saint Augustine, moving east at 20...
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 Fernandina Beach to St. Augustine FL out 20 NM... * Until 715 PM EDT. * At 619 PM EDT, a strong thunderstorm was located 7 nm west of Mayport, or 33 nm northwest of Saint Augustine, moving east at 20 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Atlantic Beach, Jacksonville Beach, Mayport, Talbot Island, Nassau Sound Approach Buoy 6a, and Saint Johns Lighted Buoy.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued July 29 at 6:20PM EDT until July 29 at 7:15PM 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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