Special Marine Warning for Coastal waters from Fernandina Beach to St. Augustine 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 Fernandina Beach to St. Augustine FL out 20 NM... * Until 445 PM EDT. * At 345 PM EDT, a strong thunderstorm was located over Talbot Island, or 38 nm north of Saint Augustine, moving southeast at 20...
What the bulletin says to do
Move to safe harbor immediately as gusty winds and high waves are expected. 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 445 PM EDT. * At 345 PM EDT, a strong thunderstorm was located over Talbot Island, or 38 nm north of Saint Augustine, moving southeast at 20 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Amelia City, Mayport, Talbot Island, Nassau Sound Approach Buoy 6a, Saint Johns Lighted Buoy, and Atlantic Beach.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued July 26 at 3:46PM EDT until July 26 at 4:45PM 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.
- CAP status
- Actual
- Message type
- Alert
- Last collected