188 WHUS52 KJAX 120900 SMWJAX AMZ472-121000- /O.NEW.KJAX.MA.W.0043.260512T0900Z-260512T1000Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Jacksonville FL 500 AM EDT Tue May 12 2026 The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... * Until 600 AM EDT. * At 459 AM EDT, strong thunderstorms were located along a line extending from 52 nm east of Atlantic Beach to 27 nm east of Jacksonville Beach, moving northeast at 10 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Tournament Reef, Casablanca Reef, and Anna Reef. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && LAT...LON 3017 8101 3049 8108 3056 8041 3049 8040 3016 8031 TIME...MOT...LOC 0859Z 231DEG 12KT 3040 8041 3033 8089 HAIL...<.75IN WIND...>34KTS $$ KB  096 FZUS72 KJAX 120906 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 506 AM EDT Tue May 12 2026 AMZ470-120916- /O.EXP.KJAX.MA.W.0042.000000T0000Z-260512T0915Z/ 506 AM EDT Tue May 12 2026 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 515 AM EDT... The affected areas were... Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM... The thunderstorm has weakened and no longer poses a significant threat to boaters. && LAT...LON 3086 8035 3071 8043 3068 8043 3066 8048 3082 8060 3103 8029 TIME...MOT...LOC 0906Z 238DEG 11KT 3085 8038 $$ KB  774 WHUS52 KJAX 120927 SMWJAX AMZ452-121030- /O.NEW.KJAX.MA.W.0044.260512T0927Z-260512T1030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Jacksonville FL 527 AM EDT Tue May 12 2026 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 630 AM EDT. * At 526 AM EDT, a severe thunderstorm capable of producing waterspouts was located near Palm Valley, or 20 nm north of Saint Augustine, moving east at 15 knots. HAZARD...Waterspouts, wind gusts 34 knots or greater, and small hail. 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... Jacksonville Beach, Palm Valley, and Atlantic Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 3040 8121 3010 8118 3017 8145 3022 8147 3030 8147 TIME...MOT...LOC 0926Z 271DEG 13KT 3021 8145 WATERSPOUT...POSSIBLE HAIL...<.75IN WIND...>34KTS $$ KB  087 WHUS52 KJAX 120939 SMWJAX AMZ472-121045- /O.NEW.KJAX.MA.W.0045.260512T0939Z-260512T1045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Jacksonville FL 539 AM EDT Tue May 12 2026 The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... * Until 645 AM EDT. * At 538 AM EDT, strong thunderstorms were located along a line extending from 31 nm east of Vilano Beach to 53 nm east of Saint Augustine Beach, moving southeast at 15 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Navy Drydock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 2991 8072 3016 8081 3016 8031 3009 8030 3006 8028 3002 8027 2996 8024 2989 8021 TIME...MOT...LOC 0938Z 303DEG 13KT 3007 8072 3002 8027 HAIL...<.75IN WIND...>34KTS $$ KB