WHUS52 KJAX 282036

SMWJAX

AMZ450-470-282130-

/O.NEW.KJAX.MA.W.0223.260828T2036Z-260828T2130Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Special Marine Warning

National Weather Service Jacksonville FL

436 PM EDT Fri Aug 28 2026



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...

  Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60

  NM...



* Until 530 PM EDT.



* At 436 PM EDT, a severe thunderstorm capable of producing

  waterspouts was located 18 nm southeast of Jekyll Island, or 21 nm

  southeast of St. Simons Island, moving northeast at 15 knots.



  HAZARD...Waterspouts and wind gusts 34 knots or greater.



  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.



* Locations impacted include...

  Buoy Cdh, Buoy Hlha, and Buoy Kby.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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.



&&



LAT...LON 3071 8077 3068 8134 3069 8138 3103 8137

      3120 8077

TIME...MOT...LOC 2036Z 233DEG 13KT 3089 8113



WATERSPOUT...POSSIBLE

HAIL...0.00IN

WIND...>34KTS



$$



DUBOIS