316 WHUS51 KBUF 010210 SMWBUF SLZ022-024-010315- /O.NEW.KBUF.MA.W.0052.260701T0210Z-260701T0315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Buffalo NY 1010 PM EDT Tue Jun 30 2026 The National Weather Service in Buffalo has issued a * Special Marine Warning for... The Saint Lawrence River from Clayton to Saint Regis... * Until 1115 PM EDT. * At 1009 PM EDT, strong thunderstorms were located along a line extending from 34 nm northwest of Tucker Terrace to 28 nm north of Wellesley Island to 22 nm north of Tibbets Point, moving east at 45 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... Alexandria Bay, Tucker Terrace, Wellesley Island, and Clayton. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4484 7529 4469 7551 4451 7575 4447 7578 4444 7576 4439 7584 4436 7579 4427 7596 4423 7599 4424 7616 4428 7616 4435 7599 4484 7531 4498 7496 4497 7500 4498 7499 4500 7487 4497 7488 TIME...MOT...LOC 0209Z 270DEG 44KT 4525 7567 4474 7595 4445 7656 HAIL...0.00IN WIND...>34KTS $$ TMA 979 WHUS53 KAPX 010212 SMWAPX LHZ347-348-361-362-010345- /O.NEW.KAPX.MA.W.0056.260701T0212Z-260701T0345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Gaylord MI 1012 PM EDT Tue Jun 30 2026 The National Weather Service in Gaylord has issued a * Special Marine Warning for... 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island... Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt to the US/Canadian border beyond 5 NM from shore... Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian border... Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary... * Until 1145 PM EDT. * At 1012 PM EDT, a strong thunderstorm was located near Presque Isle Light, moving east at 25 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Presque Isle Light, Northern Lake Huron Buoy, and Observatory Point. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4532 8266 4526 8340 4532 8347 4534 8359 4540 8371 4571 8334 TIME...MOT...LOC 0212Z 262DEG 23KT 4539 8342 HAIL...<.75IN WIND...40KTS $$ Dippman 740 WHUS54 KLIX 010231 SMWLIX GMZ535-536-554-557-577-010330- /O.NEW.KLIX.MA.W.0211.260701T0231Z-260701T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 931 PM CDT Tue Jun 30 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 Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM... Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM... * Until 1030 PM CDT. * At 930 PM CDT, a cluster of severe thunderstorms capable of producing waterspouts was located along a line extending from near Chandeleur Sound to 24 nm east of Breton Sound to 38 nm south of Petit Bois Pass, moving southwest at 30 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. 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... Breton Sound and Chandeleur Sound. 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. Report severe weather to the Coast Guard or the National Weather Service. && LAT...LON 2917 8872 2926 8919 2974 8937 2997 8899 2990 8855 2968 8836 TIME...MOT...LOC 0230Z 034DEG 30KT 2986 8898 2967 8884 2959 8846 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ TJS