872 WHUS54 KLIX 210317 SMWLIX GMZ543-551-553-570-572-210515- /O.NEW.KLIX.MA.W.0279.260721T0317Z-260721T0515Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service New Orleans LA 1017 PM CDT Mon Jul 20 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... * Until 1215 AM CDT. * At 1017 PM CDT, a cluster of severe thunderstorms was located along a line extending from near Barataria Bay to 50 nm southeast of Southwest Pass Of the Mississippi River, moving southwest at 25 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... Barataria Bay, Southwest Pass Of the Mississippi River, Grand Isle, and Louisiana Offshore Oil Port. 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 2800 8986 2805 8998 2858 9073 2909 9030 2910 9024 2915 9024 2915 9018 2918 9019 2926 9016 2945 9000 2898 8935 2892 8942 2864 8920 2796 8908 2792 8928 2792 8949 TIME...MOT...LOC 0317Z 032DEG 26KT 2936 8997 2841 8866 HAIL...0.00IN WIND...>34KTS $$ 782 WHUS53 KAPX 210327 SMWAPX LHZ348-362-210430- /O.NEW.KAPX.MA.W.0082.260721T0327Z-260721T0430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Gaylord MI 1127 PM EDT Mon Jul 20 2026 The National Weather Service in Gaylord has issued a * Special Marine Warning for... Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian border... Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary... * Until 1230 AM EDT. * At 1126 PM EDT, a strong thunderstorm was located 7 nm southwest of Northern Lake Huron Buoy, moving east at 45 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Thunder Bay, Middle Island, Northern Lake Huron Buoy, and Alpena. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4484 8241 4490 8348 4499 8353 4507 8349 4512 8338 4520 8345 4529 8341 4545 8320 4545 8277 4534 8252 TIME...MOT...LOC 0326Z 264DEG 43KT 4524 8290 HAIL...<.75IN WIND...40KTS $$ SJC 876 WHUS53 KAPX 210333 SMWAPX LMZ323-344>346-364-366-210430- /O.NEW.KAPX.MA.W.0083.260721T0333Z-260721T0430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Gaylord MI 1133 PM EDT Mon Jul 20 2026 The National Weather Service in Gaylord has issued a * Special Marine Warning for... Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI... Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake... Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake... Manistee to Point Betsie MI... Point Betsie to Sleeping Bear Point MI... Sleeping Bear Point to Grand Traverse Light MI... * Until 1230 AM EDT. * At 1133 PM EDT, strong thunderstorms were located along a line extending from 10 nm east of Elk Rapids to 18 nm northwest of Point Betsie, moving south at 10 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... Suttons Bay, Northport, Empire, Glen Arbor, Point Betsie, North Manitou Island, Old Mission Lighthouse, Sleeping Bear Point, Traverse City, Arcadia, Leland, Pyramid Point, South Manitou Island, Elk Rapids, and Frankfort. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4491 8667 4517 8641 4514 8532 4493 8533 4473 8548 4471 8556 4475 8569 4489 8571 4493 8567 4498 8571 4491 8578 4491 8591 4487 8596 4486 8600 4474 8603 4467 8619 4458 8616 4448 8618 4451 8684 TIME...MOT...LOC 0333Z 017DEG 12KT 4486 8516 4485 8666 HAIL...<.75IN WIND...40KTS $$ JZ