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Home Return to list Storm Warning 0002 Issued by the Duluth Forecast Office
Action: New Issued At: 2026-02-26 10:14:44 669 WHUS73 KDLH 261614 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 1014 AM CST Thu Feb 26 2026 LSZ150-270415- /O.UPG.KDLH.GL.A.0005.260227T2100Z-260228T0900Z/ /O.NEW.KDLH.GL.W.0007.260227T1800Z-260228T0600Z/ /O.NEW.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Outer Apostle Islands Beyond 5 NM from Mainland- 1014 AM CST Thu Feb 26 2026 ...GALE WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT CST FRIDAY NIGHT... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 6 PM FRIDAY TO 4 AM CST SATURDAY... * WHAT...For the Gale Warning, west winds 20 to 25 kt with gusts up to 40 kt and waves 5 to 8 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...For the Gale Warning, from noon Friday to midnight CST Friday night. For the Heavy Freezing Spray Warning, from 6 PM Friday to 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ142>146-270415- /O.UPG.KDLH.GL.A.0005.260227T2100Z-260228T0900Z/ /O.NEW.KDLH.GL.W.0007.260227T1800Z-260228T0600Z/ Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 1014 AM CST Thu Feb 26 2026 ...GALE WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT CST FRIDAY NIGHT... * WHAT...West winds 20 to 25 kt with gusts up to 40 kt and waves 4 to 7 ft expected. * WHERE...Taconite Harbor to Duluth MN to Port Wing WI to Sand Island WI. * WHEN...From noon Friday to midnight CST Friday night. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ140-141-270415- /O.UPG.KDLH.SR.A.0002.260227T2100Z-260228T0900Z/ /O.NEW.KDLH.SR.W.0002.260227T1800Z-260228T0600Z/ /O.NEW.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1014 AM CST Thu Feb 26 2026 ...STORM WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT CST FRIDAY NIGHT... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 6 PM FRIDAY TO 4 AM CST SATURDAY... * WHAT...For the Storm Warning, west winds 20 to 30 kt with gusts up to 45 kt and waves 3 to 6 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Grand Portage to Taconite Harbor MN. * WHEN...For the Storm Warning, from noon Friday to midnight CST Friday night. For the Heavy Freezing Spray Warning, from 6 PM Friday to 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2026-02-26 16:33:24 228 WHUS73 KDLH 262232 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 432 PM CST Thu Feb 26 2026 LSZ150-271045- /O.CON.KDLH.GL.W.0007.260227T1800Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Outer Apostle Islands Beyond 5 NM from Mainland- 432 PM CST Thu Feb 26 2026 ...GALE WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO MIDNIGHT CST FRIDAY NIGHT... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 6 PM FRIDAY TO 4 AM CST SATURDAY... * WHAT...For the Gale Warning, west winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 9 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...For the Gale Warning, from noon Friday to midnight CST Friday night. For the Heavy Freezing Spray Warning, from 6 PM Friday to 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ142>146-271045- /O.CON.KDLH.GL.W.0007.260227T1800Z-260228T0600Z/ 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- 432 PM CST Thu Feb 26 2026 ...GALE WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO MIDNIGHT CST FRIDAY NIGHT... * WHAT...West winds 20 to 30 kt with gusts up to 40 kt and waves 4 to 7 ft expected. * WHERE...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 and Port Wing to Sand Island WI. * WHEN...From noon Friday to midnight CST Friday night. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ140-141-271045- /O.CON.KDLH.SR.W.0002.260227T1800Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 432 PM CST Thu Feb 26 2026 ...STORM WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO MIDNIGHT CST FRIDAY NIGHT... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 6 PM FRIDAY TO 4 AM CST SATURDAY... * WHAT...For the Storm Warning, west winds 30 to 40 kt with gusts up to 50 kt and waves 3 to 6 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Grand Portage to Grand Marais MN and Grand Marais to Taconite Harbor MN. * WHEN...For the Storm Warning, from noon Friday to midnight CST Friday night. For the Heavy Freezing Spray Warning, from 6 PM Friday to 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Huyck Action: Continued Issued At: 2026-02-27 12:12:48 262 WHUS73 KDLH 271812 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 1212 PM CST Fri Feb 27 2026 LSZ150-280615- /O.CON.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Outer Apostle Islands Beyond 5 NM from Mainland- 1212 PM CST Fri Feb 27 2026 ...GALE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM CST SATURDAY... * WHAT...For the Gale Warning, west winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 9 ft. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...For the Gale Warning, until midnight CST tonight. For the Heavy Freezing Spray Warning, from 6 PM this evening to 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ142>146-280600- /O.CON.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 1212 PM CST Fri Feb 27 2026 ...GALE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...West winds 20 to 30 kt with gusts up to 40 kt and waves up to 3 ft. * WHERE...Taconite Harbor to Duluth MN to Sand Island WI. * WHEN...Until midnight CST tonight. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ140-141-280615- /O.CON.KDLH.SR.W.0002.000000T0000Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1212 PM CST Fri Feb 27 2026 ...STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 4 AM CST SATURDAY... * WHAT...For the Storm Warning, west winds 20 to 30 kt with gusts up to 55 kt. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Grand Portage to Taconite Harbor MN. * WHEN...For the Storm Warning, until midnight CST tonight. For the Heavy Freezing Spray Warning, from 6 PM this evening to 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2026-02-27 17:37:56 518 WHUS73 KDLH 272337 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN Issued by National Weather Service Twin Cities/Chanhassen MN 537 PM CST Fri Feb 27 2026 LSZ148-280600- /O.EXA.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ Oak Point to Saxon Harbor WI- 537 PM CST Fri Feb 27 2026 ...GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...West winds 20 to 30 kt with gusts up to 40 kt. * WHERE...Oak Point to Saxon Harbor WI. * WHEN...Until midnight CST tonight. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ150-281000- /O.CON.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Outer Apostle Islands Beyond 5 NM from Mainland- 537 PM CST Fri Feb 27 2026 ...GALE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 AM CST SATURDAY... * WHAT...For the Gale Warning, northwest winds 25 to 35 kt with gusts up to 40 kt and waves 6 to 9 ft. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...For the Gale Warning, until midnight CST tonight. For the Heavy Freezing Spray Warning, until 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ142>146-280600- /O.CON.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- 537 PM CST Fri Feb 27 2026 ...GALE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and waves up to 3 ft. * WHERE...Taconite Harbor to Silver Bay Harbor MN, Silver Bay Harbor to Two Harbors MN, Two Harbors to Duluth MN, Duluth MN to Port Wing WI and Port Wing to Sand Island WI. * WHEN...Until midnight CST tonight. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ140-141-281000- /O.CON.KDLH.SR.W.0002.000000T0000Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.260228T0000Z-260228T1000Z/ Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 537 PM CST Fri Feb 27 2026 ...STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 AM CST SATURDAY... * WHAT...For the Storm Warning, northwest winds 20 to 30 kt with gusts up to 55 kt. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Grand Portage to Grand Marais MN and Grand Marais to Taconite Harbor MN. * WHEN...For the Storm Warning, until midnight CST tonight. For the Heavy Freezing Spray Warning, until 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Storm force winds and hazardous waves will capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ Borghoff Action: Expired Issued At: 2026-02-27 23:56:37 249 WHUS73 KDLH 280555 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN Issued by National Weather Service Twin Cities/Chanhassen MN 1155 PM CST Fri Feb 27 2026 LSZ140-141-280700- /O.CAN.KDLH.UP.W.0008.000000T0000Z-260228T1000Z/ /O.EXP.KDLH.SR.W.0002.000000T0000Z-260228T0600Z/ Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1155 PM CST Fri Feb 27 2026 ...HEAVY FREEZING SPRAY WARNING IS CANCELLED... ...STORM WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... With winds decreasing tonight the storm warning will be allowed to expire. The heavy freezing spray across the North Shore of Minnesota has also been decreasing to the heavy freezing spray warning has been cancelled early. $$ LSZ150-281000- /O.EXP.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ /O.CON.KDLH.UP.W.0008.000000T0000Z-260228T1000Z/ Outer Apostle Islands Beyond 5 NM from Mainland- 1155 PM CST Fri Feb 27 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 AM CST SATURDAY... ...GALE WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater may rapidly accumulate on vessels. * WHERE...Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...Until 4 AM CST Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ142>146-148-280700- /O.EXP.KDLH.GL.W.0007.000000T0000Z-260228T0600Z/ Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Oak Point to Saxon Harbor WI- 1155 PM CST Fri Feb 27 2026 ...GALE WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... With winds decreasing the gale warning will be allowed to expire. $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||