769 WHUS52 KMLB 220105 SMWMLB AMZ550-220200- /O.NEW.KMLB.MA.W.0244.260822T0105Z-260822T0200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Melbourne FL 905 PM EDT Fri Aug 21 2026 The National Weather Service in Melbourne has issued a * Special Marine Warning for... Flagler Beach to Volusia-Brevard County Line 0-20 nm... * Until 1000 PM EDT. * At 905 PM EDT, a strong thunderstorm was located near Holly Hill, moving northeast at 15 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, lightning and heavy downpours. Make sure all on board are wearing life jackets. Return to safe harbor if possible. * Locations impacted include... Holly Hill, Ormond Beach, Ormond-By-the-Sea, Daytona Beach Shores, and South Daytona. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Frequent cloud to water lightning is occurring with this storm. If caught on the open water stay below deck and, if possible, avoid ungrounded metal objects. Remember, lightning can strike beyond 10 miles away from a thunderstorm. && LAT...LON 2942 8113 2943 8110 2944 8111 2943 8112 2945 8111 2945 8112 2946 8113 2947 8104 2948 8075 2942 8073 2935 8068 2918 8103 2938 8113 TIME...MOT...LOC 0105Z 219DEG 16KT 2928 8098 HAIL...<.75IN WIND...>34KTS $$ Tollefsen  302 WHUS54 KLCH 220110 SMWLCH GMZ435-436-452-455-220245- /O.NEW.KLCH.MA.W.0072.260822T0110Z-260822T0245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Lake Charles LA 810 PM CDT Fri Aug 21 2026 The National Weather Service in Lake Charles has issued a * Special Marine Warning for... Atchafalaya and East Cote Blanche Bays... Coastal waters from Intracoastal City to Cameron LA out 20 NM... Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM... Vermilion and West Cote Blanche Bays... * Until 945 PM CDT. * At 810 PM CDT, strong thunderstorms were located along a line extending from 16 nm north of White Lake to 9 nm north of Lower Atchafalaya River, moving south at 35 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... South Marsh Island 217, South Marsh Island 239, Marsh Island, Eugene Island 24, Eugene Island 100, South Marsh Island 236, Eugene Island 28, Vermilion 31, Vermilion 51, Eugene Island 63, Eugene Island 42, South Marsh Island 249, Eugene Island 57, Vermilion Bay, South Marsh Island 243, Vermilion 24, Vermilion 67, West Cote Blanche Bay, Atchafalaya Bay, and Eugene Island 74. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 2932 9122 2937 9124 2931 9134 2924 9126 2899 9126 2932 9251 2959 9251 2956 9230 2961 9215 2975 9225 2989 9213 2983 9209 2986 9192 2972 9146 2967 9137 2953 9136 2957 9124 2944 9126 2933 9114 2933 9113 TIME...MOT...LOC 0110Z 342DEG 33KT 2995 9241 2960 9126 HAIL...0.00IN WIND...49KTS $$ Tingler  427 WHUS52 KJAX 220113 SMWJAX AMZ450-470-220245- /O.NEW.KJAX.MA.W.0208.260822T0113Z-260822T0245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Jacksonville FL 913 PM EDT Fri Aug 21 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 1045 PM EDT. * At 912 PM EDT, an area of strong thunderstorms was located 7 nm southwest of Jekyll Island, or 13 nm southwest of St. Simons Island, moving east 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 Hlha, High Point, Buoy F, Buoy Cdh, Jekyll Island, St Simons Island Village, Saint Andrews Sound, Buoy Kby, Dungeness, Saint Marys Entrance Buoy 16, St Simons Sound Buoy 9, Cumberland Island, and St. Simons Island. 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 3077 8167 3076 8162 3079 8157 3079 8158 3081 8166 3087 8164 3092 8157 3096 8162 3103 8161 3104 8158 3107 8160 3117 8153 3110 8086 3080 8080 3062 8087 3064 8104 3068 8125 3069 8142 3068 8143 3071 8168 TIME...MOT...LOC 0112Z 279DEG 21KT 3100 8153 HAIL...0.00IN WIND...>34KTS $$ SHASHY  947 WHUS54 KLIX 220126 SMWLIX GMZ541-543-551-553-570-572-220300- /O.NEW.KLIX.MA.W.0300.260822T0126Z-260822T0300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 826 PM CDT Fri Aug 21 2026 The National Weather Service in New Orleans has issued a * Special Marine Warning for... Barataria Bay... Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm... Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM... Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM... Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM... Terrebonne Bay... * Until 1000 PM CDT. * At 825 PM CDT, a cluster of severe thunderstorms was located along a line extending from 6 nm north of Lower Atchafalaya River to 6 nm north of Dulac to 8 nm south of Chauvin to 7 nm west of Grand Isle to 8 nm southeast of Barataria Bay, moving south at 35 knots. HAZARD...Wind gusts in excess of 50 knots. SOURCE...Radar. IMPACT...Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves. * Locations impacted include... Caillou Bay, Terrebonne Bay, Grand Isle, Timbalier Island, Timbalier Bay, Isle Derniers, and Louisiana Offshore Oil Port. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dangerous high winds and suddenly higher waves are expected! Seek shelter or move to safe harbor immediately! Boaters should seek safe harbor immediately until these storms pass. Wind gusts in excess of 50 knots, high waves, dangerous lightning, and heavy rain are possible with these storms. 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 2926 9124 2926 9120 2932 9118 2933 9113 2936 9114 2934 9110 2926 9109 2935 9101 2937 9095 2921 9075 2938 9055 2928 9023 2914 9019 2928 9016 2934 8974 2862 8948 2855 9001 2864 9039 2880 9057 2898 9126 TIME...MOT...LOC 0125Z 348DEG 33KT 2954 9120 2947 9073 2932 9056 2922 9017 2927 8981 HAIL...0.00IN WIND...50KTS $$ Zeringue  564 WHUS52 KCHS 220142 SMWCHS AMZ364-384-220345- /O.NEW.KCHS.MA.W.0102.260822T0142Z-260822T0345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Charleston SC 942 PM EDT Fri Aug 21 2026 The National Weather Service in Charleston has issued a * Special Marine Warning for... Waters from Savannah GA to Altamaha Sound GA out 60 NM... * Until 1145 PM EDT. * At 942 PM EDT, a strong thunderstorm was located over Tug Rio Caroni, moving northeast at 10 knots. HAZARD...Wind gusts to 34 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... R2 Tower, Honey Barge, Buoy J, Grays Reef Buoy, Tug Elmira, Ferry Boat Janet, Buoy Tender Sagebrush, Tug Rio Apon, Sapelo Buoy S, Tug Rio Caroni, D R H Buoy, John Bird and A L T Buoy. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3128 8123 3172 8079 3156 8009 3117 8054 3123 8085 3122 8085 TIME...MOT...LOC 0142Z 237DEG 11KT 3126 8092 MAX HAIL SIZE...0.00 IN MAX WIND GUST...34 KTS $$ ETM  693 WHUS54 KLIX 220145 SMWLIX GMZ535-536-554-557-575-577-220245- /O.NEW.KLIX.MA.W.0301.260822T0145Z-260822T0245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 845 PM CDT Fri Aug 21 2026 The National Weather Service in New Orleans has issued a * Special Marine Warning for... Breton Sound... Chandeleur Sound... Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm... Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm... Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM... Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM... * Until 945 PM CDT. * At 845 PM CDT, a cluster of severe thunderstorms capable of producing waterspouts was located along a line extending from 23 nm southwest of Farewell Buoy to 27 nm southeast of Chandeleur Sound to 10 nm southeast of Breton Sound, moving southeast at 20 knots. HAZARD...Waterspouts, wind gusts to 40 knots, and small hail. SOURCE...Radar. IMPACT...Waterspouts can quickly form and capsize boats...damage vessels and oil rigs...and create suddenly higher waves. Small craft could be damaged in briefly higher winds and suddenly higher waves. * The cluster of severe thunderstorms will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Strong winds will be dangerous for boaters or anyone near the water. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes. && LAT...LON 2936 8820 2916 8887 2950 8938 2969 8879 2996 8833 2986 8830 2944 8808 TIME...MOT...LOC 0145Z 297DEG 19KT 2982 8833 2958 8868 2943 8919 WATERSPOUT...POSSIBLE HAIL...<.75IN WIND...40KTS $$ Frye