184 WHUS53 KDLH 291901 SMWDLH LSZ140>144-150-162-292030- /O.NEW.KDLH.MA.W.0017.260629T1901Z-260629T2030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Duluth MN 201 PM CDT Mon Jun 29 2026 The National Weather Service in Duluth MN has issued a * Special Marine Warning for... Grand Marais to Taconite Harbor MN... Grand Portage to Grand Marais MN... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... Outer Apostle Islands Beyond 5 NM from Mainland... Silver Bay Harbor to Two Harbors MN... Taconite Harbor to Silver Bay Harbor MN... Two Harbors to Duluth MN... * Until 330 PM CDT. * At 201 PM CDT, strong thunderstorms were located along a line extending from 39 nm northwest of Beaver Bay to 25 nm northwest of Castle Danger to 12 nm northwest of Larsmont, moving east at 55 knots. HAZARD...Wind gusts to nearly 50 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Grand Portage Marina, Castle Danger, Pigeon Point, Sugar Loaf Cove, Tofte Safe Harbor, Horseshoe Bay And Safe Harbor, Twin Points Safe Harbor, Devils Island, Taconite Harbor, Tofte, Beaver Bay, Mouth Of The Cross River, Grand Marais Harbor, Split Rock Lighthouse, Silver Bay Marina and Ore Dock, Two Harbors Protected Access Agate Bay, and North Twin Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4800 8943 4792 8948 4787 8964 4710 9015 4701 9173 4715 9149 4757 9090 4772 9055 4791 8982 4801 8966 TIME...MOT...LOC 1901Z 265DEG 53KT 4773 9198 4747 9188 4716 9190 HAIL...<.75IN WIND...49KTS $$ Moore 910 WHUS52 KCHS 291906 SMWCHS AMZ362-364-292030- /O.NEW.KCHS.MA.W.0042.260629T1906Z-260629T2030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Charleston SC 306 PM EDT Mon Jun 29 2026 The National Weather Service in Charleston has issued a * Special Marine Warning for... Waters from Edisto Beach SC to Altamaha Sound out 20 NM... * Until 430 PM EDT. * At 306 PM EDT, strong thunderstorms were located along a line from over Calibogue Sound to 10 NM northwest of Ossabaw Sound, moving south at 20 knots. HAZARD...Wind gusts to 34 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... D U A Buoy, Sea Buoy Os, Sea Buoy 2w, 110 Degree Olympic Buoy, Buoy K C, Sailboat Jupiter, Motherlode Barge, Wassaw Sound Buoy, Ossabaw Sound, Savannah Buoy, C A T Buoy, Tug Rio Apon, Buoy Tender Sagebrush, C C A Buoy and Ferry Boat Janet. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3156 8129 3159 8118 3167 8116 3168 8121 3172 8121 3176 8112 3181 8108 3184 8112 3187 8111 3191 8106 3189 8100 3196 8100 3201 8090 3207 8092 3214 8085 3216 8077 3180 8058 3172 8064 3161 8078 3154 8081 TIME...MOT...LOC 1905Z 1DEG 18KT 3212 8085 3204 8094 3198 8113 MAX HAIL SIZE...0.00 IN MAX WIND GUST...34 KTS $$ DPB 218 WHUS53 KDLH 291937 SMWDLH LSZ121-143>148-150-162-292030- /O.NEW.KDLH.MA.W.0018.260629T1937Z-260629T2030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Duluth MN 237 PM CDT Mon Jun 29 2026 The National Weather Service in Duluth MN has issued a * Special Marine Warning for... Chequamegon Bay-Bayfield to Oak Point WI... Duluth MN to Port Wing WI... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... Oak Point to Saxon Harbor WI... Outer Apostle Islands Beyond 5 NM from Mainland... Port Wing to Sand Island WI... Sand Island to Bayfield WI... Silver Bay Harbor to Two Harbors MN... Two Harbors to Duluth MN... * Until 330 PM CDT. * At 236 PM CDT, a strong thunderstorm was located near Knife River Marina, or 16 nm east of Duluth Lift Bridge Channel, moving east at 50 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Ashland Breakwater Lighthouse, Ironwood Island, Superior Entry, Basswood Island, Sand Island, Barkers Island, Stockton Island, Madeline Island, Devils Island, Manitou Island, Cat Island, North Twin Island, McQuade Harbor, Herbster, Meyers Beach, York Island, Superior Harbor, Larsmont, Eagle Island, and La Pointe. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4656 9044 4666 9044 4718 9010 4703 9170 4680 9212 4672 9224 4669 9224 4669 9230 TIME...MOT...LOC 1936Z 264DEG 49KT 4687 9170 HAIL...<.75IN WIND...>34KTS $$ Moore