274 WHUS52 KTBW 121906 SMWTBW GMZ830-850-853-870-873-122030- /O.NEW.KTBW.MA.W.0034.260512T1906Z-260512T2030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Tampa Bay Area Ruskin FL 306 PM EDT Tue May 12 2026 The National Weather Service in Ruskin has issued a * Special Marine Warning for... Coastal waters from Englewood to Tarpon Springs FL out 20 NM... Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM... Tampa Bay waters... Waters from Englewood to Tarpon Springs FL out 20 to 60 NM... Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM... * Until 430 PM EDT. * At 306 PM EDT, strong thunderstorms were located along a line extending from near Anclote Key to near Dunedin to 42 nm west of Indian Rocks Beach, moving east at 30 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. Make sure all on board are wearing life jackets. * Locations impacted include... Clearwater Beach, Gandy Bridge, Old Tampa Bay, Howard Frankland Bridge, Madeira Beach Reef, Egmont Key, Tarpon Springs, Cockroach Bay, Indian Rocks Beach, Sunshine Skyway Bridge, Saint Pete Beach, Dunedin, Courtney Campbell Causeway, Treasure Island Reef, Clearwater Pass, Pass-A-Grille Channel, Indian Shore Reef, Saint Pete Beach Reef, Port Manatee Reef, and Tampa Bay. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 2818 8272 2808 8271 2798 8250 2799 8240 2787 8233 2775 8234 2771 8243 2759 8250 2753 8369 2784 8377 2814 8378 TIME...MOT...LOC 1906Z 283DEG 32KT 2815 8282 2801 8285 2776 8363 HAIL...0.00IN WIND...>34KTS $$ TBW  972 WHUS52 KMLB 121911 SMWMLB AMZ550-122015- /O.NEW.KMLB.MA.W.0078.260512T1911Z-260512T2015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Melbourne FL 311 PM EDT Tue May 12 2026 The National Weather Service in Melbourne has issued a * Special Marine Warning for... Flagler Beach to Volusia-Brevard County Line 0-20 nm... * Until 415 PM EDT. * At 311 PM EDT, a severe thunderstorm capable of producing waterspouts was located near Ormond-By-the-Sea, moving southeast at 5 knots. HAZARD...Waterspouts, wind gusts to 40 knots, and large hail. SOURCE...Radar. IMPACT...Waterspouts can can quickly form and capsize boats, damage vessels and create locally hazardous seas. Make sure all on board are wearing life jackets. Expect wind gusts in excess of 34 knots, suddenly higher waves, lightning and heavy downpours. Make sure all on board are wearing life jackets. Return to safe harbor if possible. Large hail could result in injury and damage to boats. * Locations impacted include... Ormond-By-the-Sea, Ormond Beach, Holly Hill, Beverly Beach, and Daytona Beach Shores. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until this storm passes. Wind gusts to 40 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Frequent cloud to water lightning is occurring with this storm. If caught on the open water stay below deck and, if possible, avoid ungrounded metal objects. Remember, lightning can strike beyond 10 miles away from a thunderstorm. && LAT...LON 2942 8113 2943 8111 2942 8111 2943 8110 2944 8111 2945 8111 2946 8112 2948 8075 2942 8073 2938 8070 2912 8100 2938 8113 TIME...MOT...LOC 1911Z 308DEG 7KT 2941 8103 WATERSPOUT...POSSIBLE HAIL...>.75IN WIND...40KTS $$ Leahy  643 FZUS72 KJAX 121929 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 329 PM EDT Tue May 12 2026 AMZ454-474-121938- /O.EXP.KJAX.MA.W.0047.000000T0000Z-260512T1930Z/ 329 PM EDT Tue May 12 2026 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 330 PM EDT... The affected areas were... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM... The thunderstorm has weakened. && LAT...LON 2946 8116 2953 8120 2955 8123 2964 8126 2986 8080 2948 8054 2948 8071 TIME...MOT...LOC 1928Z 300DEG 7KT 2943 8097 $$ AC  050 FZUS72 KJAX 121934 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 334 PM EDT Tue May 12 2026 AMZ454-472-474-122100- 334 PM EDT Tue May 12 2026 ...STRONG THUNDERSTORMS OVER THE WATERS... The areas affected include... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM... At 333 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located 10 nm east of Marineland, or 11 nm northeast of Palm Coast, moving northeast at 25 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. Waterspouts are possible with this activity. If a waterspout occurs, move your boat away from it. Waterspouts can develop rapidly and produce winds and seas that are dangerous for vessels and everyone onboard. && LAT...LON 2947 8113 2970 8122 2993 8092 2997 8029 2948 8022 $$ AC  599 FZUS72 KMLB 121935 MWSMLB Marine Weather Statement National Weather Service Melbourne FL 335 PM EDT Tue May 12 2026 AMZ555-122030- 335 PM EDT Tue May 12 2026 ...A STRONG THUNDERSTORM APPROACHING THE WATERS... The areas affected include... Sebastian Inlet to Jupiter Inlet 0-20 nm... At 335 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. This thunderstorm was located over White City. The thunderstorm was nearly stationary. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, lightning strikes, and heavy downpours. Boaters should seek safe harbor immediately until this storm passes. This strong thunderstorm will likely produce winds to around 30 knots, and could pose a serious hazard for boaters. A special marine warning may eventually be required when this strong thunderstorm reaches the nearshore waters. Boaters should consider heading for shore before this strong thunderstorm arrives. && LAT...LON 2728 8033 2729 8032 2729 8031 2730 8029 2744 8036 2752 8024 2727 8015 $$ Leahy  516 WUUS52 KMLB 121943 SVRMLB FLC097-122030- /O.NEW.KMLB.SV.W.0037.260512T1943Z-260512T2030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Melbourne FL 343 PM EDT Tue May 12 2026 The National Weather Service in Melbourne has issued a * Severe Thunderstorm Warning for... Central Osceola County in east central Florida... * Until 430 PM EDT. * At 342 PM EDT, a severe thunderstorm was located 8 miles northwest of Lake Kissimmee, moving east at 15 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of central Osceola County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Frequent cloud to ground lightning is also occurring with this storm. Move indoors immediately. Remember, lightning can strike beyond 10 miles away from a thunderstorm. If on or near Lake Kissimmee, get away from the water and move indoors or inside a vehicle. Remember, lightning can strike out to 15 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm. && LAT...LON 2806 8144 2804 8143 2803 8139 2801 8138 2804 8136 2807 8137 2807 8135 2808 8135 2809 8136 2816 8117 2794 8105 2792 8131 2794 8135 2795 8134 2798 8138 2800 8139 2800 8142 2805 8146 TIME...MOT...LOC 1942Z 262DEG 14KT 2800 8136 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Leahy  294 WHUS52 KMLB 121949 SMWMLB AMZ555-122045- /O.NEW.KMLB.MA.W.0079.260512T1949Z-260512T2045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Melbourne FL 349 PM EDT Tue May 12 2026 The National Weather Service in Melbourne has issued a * Special Marine Warning for... Sebastian Inlet to Jupiter Inlet 0-20 nm... * Until 445 PM EDT. * At 349 PM EDT, a severe thunderstorm was located over Indian River Estates, or over Walton, moving east at 10 knots. HAZARD...Wind gusts to 40 knots and large 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. Large hail could result in injury and damage to boats. * Locations impacted include... Hutchinson Island South, Saint Lucie Nuclear Power Plant, Indian River Estates, Walton, and Port Saint Lucie River Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor immediately until this storm passes. Wind gusts to 40 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with this storm. 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 2718 8032 2723 8035 2728 8035 2729 8032 2724 8026 2742 8035 2747 8002 2716 7999 2715 8029 TIME...MOT...LOC 1949Z 273DEG 8KT 2733 8030 HAIL...>.75IN WIND...40KTS $$ Leahy