166 WHUS51 KBUF 181608 SMWBUF LOZ044-045-064-065-181700- /O.NEW.KBUF.MA.W.0039.260618T1608Z-260618T1700Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Buffalo NY 1208 PM EDT Thu Jun 18 2026 The National Weather Service in Buffalo has issued a * Special Marine Warning for... Lake Ontario from Mexico Bay to Stony Point... * Until 100 PM EDT. * At 1208 PM EDT, a severe thunderstorm capable of producing waterspouts was located 11 nm north of Oswego, moving east at 50 knots. HAZARD...Waterspouts and wind gusts to 40 knots. 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... Mexico Bay, Southwick Beach, North Pond, Henderson Harbor, Selkirk Beach, Stony Point, and Sandy Island Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4361 7615 4356 7616 4351 7619 4349 7626 4351 7665 4375 7671 4376 7670 4389 7613 4386 7612 4382 7618 4381 7618 4371 7616 4368 7611 4365 7610 TIME...MOT...LOC 1608Z 256DEG 52KT 4365 7653 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...40KTS $$ HSK 034 WHUS54 KLIX 181626 SMWLIX GMZ532-534-536-181730- /O.NEW.KLIX.MA.W.0174.260618T1626Z-260618T1730Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 1126 AM CDT Thu Jun 18 2026 The National Weather Service in New Orleans has issued a * Special Marine Warning for... Chandeleur Sound... Lake Borgne... Mississippi Sound... * Until 1230 PM CDT. * At 1126 AM CDT, a cluster of severe thunderstorms capable of producing waterspouts was located along a line extending from Pass Christian to 7 nm southeast of Lake Borgne, moving east at 20 knots. HAZARD...Waterspouts and wind gusts to 40 knots. SOURCE...Radar. IMPACT...Waterspouts can quickly form and capsize boats...damage vessels and oil rigs...and create suddenly higher waves. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Waveland, Pass Christian, Lake Borgne, Ship Island, Cat Island, Bay St. Louis, Mississippi Sound, Long Beach, Rigolets, Gulf Park Estates, Ocean Springs, Biloxi, and Gulfport. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 500 PM CDT for southeastern Louisiana...southern Mississippi...and the adjacent coastal waters. Strong winds will be dangerous for boaters or anyone near the water. Boaters should avoid waterspouts and never try to navigate near them. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes. && LAT...LON 3047 8883 3041 8878 3038 8869 2991 8912 2991 8942 2993 8942 2995 8948 3001 8949 2998 8955 2991 8958 2993 8986 3001 8988 3006 8982 3007 8976 3020 8964 3022 8948 3031 8939 3037 8926 3035 8924 TIME...MOT...LOC 1626Z 259DEG 22KT 3034 8921 2994 8958 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...40KTS $$ Zeringue 733 WHUS54 KLIX 181627 SMWLIX GMZ531-181730- /O.NEW.KLIX.MA.W.0175.260618T1627Z-260618T1730Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 1127 AM CDT Thu Jun 18 2026 The National Weather Service in New Orleans has issued a * Special Marine Warning for... Lake Pontchartrain... * Until 1230 PM CDT. * At 1127 AM CDT, a cluster of severe thunderstorms capable of producing waterspouts was located along a line extending from 7 nm northeast of Orleans Marina to Eden Isle, moving southeast at 10 knots. HAZARD...Waterspouts and wind gusts to 40 knots. 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. * Locations impacted include... Eden Isle. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 500 PM CDT for southeastern Louisiana. Strong winds will be dangerous for boaters or anyone near the water. Boaters should avoid waterspouts and never try to navigate near them. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes. && LAT...LON 3023 8977 3018 8974 3018 8976 3017 8974 3013 8972 3007 8981 3010 8987 3005 8993 3001 9002 3008 9009 3028 8986 TIME...MOT...LOC 1627Z 311DEG 11KT 3009 8997 3024 8980 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...40KTS $$ Zeringue