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Home Return to list Small Craft Advisory 0092 Issued by the Duluth Forecast Office
Action: New Issued At: 2026-08-05 16:22:26 138 WHUS73 KDLH 052122 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 422 PM CDT Wed Aug 5 2026 LSZ140-061500- /O.NEW.KDLH.SC.Y.0092.260806T1500Z-260807T2100Z/ Grand Portage to Grand Marais MN- 422 PM CDT Wed Aug 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 PM CDT FRIDAY... * WHAT...Southwest winds 10 to 15 knots gusting to 30 knots. Waves 2 to 4 ft expected. * WHERE...Grand Portage to Grand Marais MN. * WHEN...From 10 AM Thursday to 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-061500- /O.NEW.KDLH.SC.Y.0092.260806T1500Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 422 PM CDT Wed Aug 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM TO 10 PM CDT THURSDAY... * WHAT...Southwest winds 10 to 15 knots gusting to 25 knots. Waves 1 to 3 ft expected. * WHERE...Grand Marais MN to the Twin Ports to Sand Island WI * WHEN...From 10 AM to 10 PM CDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2026-08-05 16:22:26 138 WHUS73 KDLH 052122 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 422 PM CDT Wed Aug 5 2026 LSZ140-061500- /O.NEW.KDLH.SC.Y.0092.260806T1500Z-260807T2100Z/ Grand Portage to Grand Marais MN- 422 PM CDT Wed Aug 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 PM CDT FRIDAY... * WHAT...Southwest winds 10 to 15 knots gusting to 30 knots. Waves 2 to 4 ft expected. * WHERE...Grand Portage to Grand Marais MN. * WHEN...From 10 AM Thursday to 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-061500- /O.NEW.KDLH.SC.Y.0092.260806T1500Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 422 PM CDT Wed Aug 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM TO 10 PM CDT THURSDAY... * WHAT...Southwest winds 10 to 15 knots gusting to 25 knots. Waves 1 to 3 ft expected. * WHERE...Grand Marais MN to the Twin Ports to Sand Island WI * WHEN...From 10 AM to 10 PM CDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 02:51:19 445 WHUS73 KDLH 060750 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 250 AM CDT Thu Aug 6 2026 LSZ140-062000- /O.CON.KDLH.SC.Y.0092.260806T1500Z-260807T2100Z/ Grand Portage to Grand Marais MN- 250 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CDT FRIDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Grand Portage to Grand Marais MN. * WHEN...From 10 AM this morning to 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-062000- /O.CON.KDLH.SC.Y.0092.260806T1500Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 250 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 10 PM CDT THIS EVENING... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Portions of Lake Superior. * WHEN...From 10 AM this morning to 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 02:51:19 445 WHUS73 KDLH 060750 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 250 AM CDT Thu Aug 6 2026 LSZ140-062000- /O.CON.KDLH.SC.Y.0092.260806T1500Z-260807T2100Z/ Grand Portage to Grand Marais MN- 250 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CDT FRIDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Grand Portage to Grand Marais MN. * WHEN...From 10 AM this morning to 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-062000- /O.CON.KDLH.SC.Y.0092.260806T1500Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 250 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 10 PM CDT THIS EVENING... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Portions of Lake Superior. * WHEN...From 10 AM this morning to 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 10:20:50 000 WHUS73 KDLH 061520 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 1020 AM CDT Thu Aug 6 2026 LSZ140-070330- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T2100Z/ Grand Portage to Grand Marais MN- 1020 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-070300- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 1020 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Portions of Lake Superior. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 10:20:50 000 WHUS73 KDLH 061520 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 1020 AM CDT Thu Aug 6 2026 LSZ140-070330- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T2100Z/ Grand Portage to Grand Marais MN- 1020 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-070300- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 1020 AM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Portions of Lake Superior. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 15:08:01 506 WHUS73 KDLH 062007 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 307 PM CDT Thu Aug 6 2026 LSZ140-070815- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T2100Z/ Grand Portage to Grand Marais MN- 307 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * WHAT...Southwest winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 4 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-070300- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 307 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Portions of Lake Superior. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 15:08:01 506 WHUS73 KDLH 062007 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 307 PM CDT Thu Aug 6 2026 LSZ140-070815- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T2100Z/ Grand Portage to Grand Marais MN- 307 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * WHAT...Southwest winds 5 to 15 kt with gusts up to 30 kt and waves 1 to 4 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ141>146-070300- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 307 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Portions of Lake Superior. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-08-06 22:09:16 043 WHUS73 KDLH 070309 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 1009 PM CDT Thu Aug 6 2026 LSZ141>146-070415- /O.EXP.KDLH.SC.Y.0092.000000T0000Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 1009 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY HAS EXPIRED... Winds have weakened. $$ LSZ140-071515- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T2100Z/ Grand Portage to Grand Marais MN- 1009 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * WHAT...Waves 1 to 4 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Expired Issued At: 2026-08-06 22:09:16 043 WHUS73 KDLH 070309 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 1009 PM CDT Thu Aug 6 2026 LSZ141>146-070415- /O.EXP.KDLH.SC.Y.0092.000000T0000Z-260807T0300Z/ Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 1009 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY HAS EXPIRED... Winds have weakened. $$ LSZ140-071515- /O.CON.KDLH.SC.Y.0092.000000T0000Z-260807T2100Z/ Grand Portage to Grand Marais MN- 1009 PM CDT Thu Aug 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * WHAT...Waves 1 to 4 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 4 PM CDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-08-07 03:01:53 829 WHUS73 KDLH 070801 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 301 AM CDT Fri Aug 7 2026 LSZ140-071200- /O.EXT.KDLH.SC.Y.0092.000000T0000Z-260807T1200Z/ Grand Portage to Grand Marais MN- 301 AM CDT Fri Aug 7 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM CDT THIS MORNING... * WHAT...Southwest winds 10 to 15 kts with gusts up to 25 kts and waves 2 to 3 ft. * WHERE...Grand Portage to Grand Marais MN. * WHEN...Until 7 AM CDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ Action: Expired Issued At: 2026-08-07 07:19:40 815 WHUS73 KDLH 071219 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 719 AM CDT Fri Aug 7 2026 LSZ140-071330- /O.EXP.KDLH.SC.Y.0092.000000T0000Z-260807T1200Z/ Grand Portage to Grand Marais MN- 719 AM CDT Fri Aug 7 2026 ...SMALL CRAFT ADVISORY HAS EXPIRED... Winds and waves no longer pose a threat to small craft. $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||