876 FZUS73 KDLH 201106 MWSDLH Marine Weather Statement National Weather Service Duluth MN 606 AM CDT Mon Jul 20 2026 LSZ140>142-162-201130- /O.CON.KDLH.MA.W.0033.000000T0000Z-260720T1130Z/ 606 AM CDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 630 AM CDT... For the following areas... 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... Taconite Harbor to Silver Bay Harbor MN... At 605 AM CDT, strong thunderstorms were located along a line extending from 9 nm north of Horseshoe Bay And Safe Harbor to Grand Marais Harbor to 7 nm southeast of Tofte Safe Harbor, moving southeast at 35 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Grand Portage Marina, Mouth Of The Cross River, Grand Marais Harbor, Tofte Safe Harbor, Horseshoe Bay And Safe Harbor, Taconite Harbor, and Tofte. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4799 8941 4793 8946 4787 8964 4758 8983 4728 9023 4751 9099 4772 9055 4791 8982 4801 8966 TIME...MOT...LOC 1105Z 305DEG 37KT 4801 9000 4773 9033 4748 9072 HAIL...<.75IN WIND...40KTS $$ JDS  014 WWUS53 KDLH 201108 SVSDLH Severe Weather Statement National Weather Service Duluth MN 608 AM CDT Mon Jul 20 2026 MNC031-201115- /O.CON.KDLH.SV.W.0074.000000T0000Z-260720T1115Z/ Cook MN- 608 AM CDT Mon Jul 20 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM CDT FOR CENTRAL COOK COUNTY... At 607 AM CDT, severe thunderstorms were located along a line extending from 12 miles northwest of Grand Portage to near Judge Magney State Park to 6 miles south of Grand Marais, moving east at 55 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Grand Marais, Grand Portage, Lutsen, Hovland, Eagle Mountain, Judge Magney State Park, Grand Portage State Park, Judge C. R. Magney State Park, Cascade River State Park, Pine Lake, Tom Lake, Grand Portage Reservation, White Pine Lake, Cascade Lake, Swamp Lake, Devil Track Lake, Tail Lake, Crescent Lake, Caribou Lake, and Two Island Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4800 8948 4793 8955 4791 8965 4780 8995 4766 9053 4772 9084 4782 9079 4811 9013 4809 9004 4803 8999 4799 8990 4802 8978 TIME...MOT...LOC 1107Z 289DEG 46KT 4807 8991 4790 9010 4767 9035 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JDS  961 WWUS53 KDLH 201108 RRA SVSDLH Severe Weather Statement National Weather Service Duluth MN 608 AM CDT Mon Jul 20 2026 MNC075-201118- /O.CAN.KDLH.SV.W.0075.000000T0000Z-260720T1115Z/ Lake MN- 608 AM CDT Mon Jul 20 2026 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL LAKE COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. && LAT...LON 4758 9074 4748 9091 4751 9102 4752 9102 4772 9084 4766 9055 TIME...MOT...LOC 1108Z 280DEG 44KT 4768 9046 4753 9073 $$ MNC031-201115- /O.CON.KDLH.SV.W.0075.000000T0000Z-260720T1115Z/ Cook MN- 608 AM CDT Mon Jul 20 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM CDT FOR SOUTHWESTERN COOK COUNTY... At 608 AM CDT, severe thunderstorms were located along a line extending from near Cascade River State Park to 7 miles east of Temperance River State Park, moving east at 50 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Lutsen, Tofte, Temperance River State Park, and Taconite Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4758 9074 4748 9091 4751 9102 4752 9102 4772 9084 4766 9055 TIME...MOT...LOC 1108Z 280DEG 44KT 4768 9046 4753 9073 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JDS  334 WWUS53 KDLH 201110 SVSDLH Severe Weather Statement National Weather Service Duluth MN 610 AM CDT Mon Jul 20 2026 MNC031-201120- /O.EXP.KDLH.SV.W.0075.000000T0000Z-260720T1115Z/ Cook MN- 610 AM CDT Mon Jul 20 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN COOK COUNTY WILL EXPIRE AT 615 AM CDT... The storms which prompted the warning have moved out of the area. Therefore, the warning will be allowed to expire. However, gusty winds are still possible with these thunderstorms. && LAT...LON 4758 9074 4748 9091 4751 9102 4752 9102 4772 9084 4766 9055 TIME...MOT...LOC 1110Z 280DEG 44KT 4768 9043 4753 9070 $$ JDS  117 WWUS53 KDLH 201114 SVSDLH Severe Weather Statement National Weather Service Duluth MN 614 AM CDT Mon Jul 20 2026 MNC031-201124- /O.EXP.KDLH.SV.W.0074.000000T0000Z-260720T1115Z/ Cook MN- 614 AM CDT Mon Jul 20 2026 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL COOK COUNTY WILL EXPIRE AT 615 AM CDT... The storms which prompted the warning have moved out of the area. Therefore, the warning will be allowed to expire. However, gusty winds are still possible with these thunderstorms. && LAT...LON 4800 8948 4793 8955 4791 8965 4780 8995 4766 9053 4772 9084 4782 9079 4811 9013 4809 9004 4803 8999 4799 8990 4802 8978 TIME...MOT...LOC 1114Z 289DEG 46KT 4805 8982 4788 9001 4765 9026 $$ JDS  813 WHUS53 KMQT 201118 SMWMQT LSZ263-201215- /O.NEW.KMQT.MA.W.0047.260720T1118Z-260720T1215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Marquette MI 718 AM EDT Mon Jul 20 2026 The National Weather Service in Marquette has issued a * Special Marine Warning for... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... * Until 815 AM EDT. * At 718 AM EDT, a strong thunderstorm was located 9 nm northeast of The Western Lake Superior Buoy, moving east at 35 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. * The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4737 8985 4750 8980 4761 8887 4731 8886 TIME...MOT...LOC 1118Z 264DEG 37KT 4743 8971 HAIL...<.75IN WIND...40KTS $$ NJL  077 FZUS73 KDLH 201121 MWSDLH Marine Weather Statement National Weather Service Duluth MN 621 AM CDT Mon Jul 20 2026 LSZ142-201130- /O.CAN.KDLH.MA.W.0033.000000T0000Z-260720T1130Z/ 621 AM CDT Mon Jul 20 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Taconite Harbor to Silver Bay Harbor MN... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. && LAT...LON 4799 8941 4793 8946 4787 8964 4758 8983 4728 9023 4747 9085 4769 9056 4791 8981 4801 8966 TIME...MOT...LOC 1120Z 295DEG 46KT 4794 8979 4766 9012 4741 9051 $$ LSZ140-141-162-201130- /O.CON.KDLH.MA.W.0033.000000T0000Z-260720T1130Z/ 621 AM CDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 630 AM CDT... For the following areas... 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... At 620 AM CDT, severe thunderstorms were located along a line extending from near Grand Portage Marina to 10 nm southeast of Grand Marais Harbor to 16 nm southeast of Tofte Safe Harbor, moving southeast at 45 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. Locations impacted include... Horseshoe Bay And Safe Harbor, Grand Portage Marina, and Grand Marais Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4799 8941 4793 8946 4787 8964 4758 8983 4728 9023 4747 9085 4769 9056 4791 8981 4801 8966 TIME...MOT...LOC 1120Z 295DEG 46KT 4794 8979 4766 9012 4741 9051 HAIL...>.75IN WIND...40KTS $$ JDS  320 WHUS53 KDLH 201129 SMWDLH LSZ140-141-162-201230- /O.NEW.KDLH.MA.W.0034.260720T1129Z-260720T1230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Duluth MN 629 AM CDT Mon Jul 20 2026 The National Weather Service in Duluth MN has issued a * Special Marine Warning for... Grand Marais to Taconite Harbor MN... Grand Portage to Grand Marais MN... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... * Until 730 AM CDT. * At 629 AM CDT, severe thunderstorms were located along a line extending from near Pigeon Point to 15 nm southeast of Grand Marais Harbor to 15 nm southeast of Tofte Safe Harbor, moving southeast at 40 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Horseshoe Bay And Safe Harbor, Pigeon Point, and Grand Portage Marina. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4805 8953 4800 8948 4799 8941 4793 8946 4787 8964 4709 9016 4737 9091 TIME...MOT...LOC 1129Z 305DEG 38KT 4794 8955 4755 9010 4739 9056 HAIL...>.75IN WIND...40KTS $$ JDS  362 FZUS73 KMQT 201129 MWSMQT Marine Weather Statement National Weather Service Marquette MI 729 AM EDT Mon Jul 20 2026 LSZ263-201215- /O.CON.KMQT.MA.W.0047.000000T0000Z-260720T1215Z/ 729 AM EDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 815 AM EDT... For the following areas... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... At 729 AM EDT, a strong thunderstorm was located 15 nm northeast of The Western Lake Superior Buoy, moving east at 35 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4736 8970 4749 8964 4761 8887 4731 8886 TIME...MOT...LOC 1129Z 264DEG 37KT 4744 8954 HAIL...<.75IN WIND...40KTS $$ NJL  091 WHUS53 KMQT 201135 SMWMQT LSZ263-264-201230- /O.NEW.KMQT.MA.W.0048.260720T1135Z-260720T1230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Marquette MI 735 AM EDT Mon Jul 20 2026 The National Weather Service in Marquette has issued a * Special Marine Warning for... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border... * Until 830 AM EDT. * At 734 AM EDT, severe thunderstorms were located along a line extending from Rock of Ages Light to 14 nm north of Devils Island, moving southeast at 30 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Rock of Ages Light and The Western Lake Superior Buoy. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4786 8964 4793 8946 4799 8941 4798 8931 4790 8910 4788 8911 4789 8906 4768 8850 4702 9014 4704 9019 TIME...MOT...LOC 1134Z 309DEG 29KT 4790 8933 4732 9069 HAIL...>.75IN WIND...40KTS $$ NJL  484 FZUS73 KMQT 201148 MWSMQT Marine Weather Statement National Weather Service Marquette MI 748 AM EDT Mon Jul 20 2026 LSZ263-201215- /O.CON.KMQT.MA.W.0047.000000T0000Z-260720T1215Z/ 748 AM EDT Mon Jul 20 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 815 AM EDT... For the following areas... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... At 748 AM EDT, a strong thunderstorm was located 24 nm south of Rock of Ages Light, or 26 nm east of The Western Lake Superior Buoy, moving east at 35 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4735 8929 4748 8932 4761 8887 4731 8886 TIME...MOT...LOC 1148Z 264DEG 37KT 4746 8924 HAIL...<.75IN WIND...40KTS $$ NJL