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Home Return to list Ice Accretion Warning 0008 Issued by the Marquette Forecast Office
Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ TAP Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * 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. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ TAP Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ TAP Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * 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. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ TAP Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ TAP Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * 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. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ TAP Action: New Issued At: 2026-02-02 18:05:11 804 WHUS73 KMQT 030004 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 704 PM EST Mon Feb 2 2026 LSZ243-244-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 7 AM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 8 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST TUESDAY... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest to north winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST Tuesday. For the Small Craft Advisory, until 4 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ LSZ246-247-265-266-031215- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.NEW.KMQT.UP.W.0008.260203T0004Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 704 PM EST Mon Feb 2 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 7 AM EST TUESDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST Tuesday. * 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. && $$ TAP Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * 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. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * 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. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * 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. && $$ Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * 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. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * 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. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * 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. && $$ Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * 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. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * 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. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * 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. && $$ Action: Continued Issued At: 2026-02-03 03:16:45 291 WHUS73 KMQT 030916 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 416 AM EST Tue Feb 3 2026 LSZ243-244-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T1200Z/ Manitou Island to Point Isabelle MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST this morning. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 7 AM EST this morning. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * 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. && $$ LSZ267-031200- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1200Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 416 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 7 AM EST this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ Action: Continued Issued At: 2026-02-03 09:08:14 778 WHUS73 KMQT 031507 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1007 AM EST Tue Feb 3 2026 LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 1007 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245>247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 1007 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI, Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ251-032100- /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 1007 AM EST Tue Feb 3 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...North winds 10 to 15 kt with gusts up to 25 kt and waves up to 3 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...Until 4 PM EST this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-02-03 09:08:14 778 WHUS73 KMQT 031507 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1007 AM EST Tue Feb 3 2026 LSZ248>250-032100- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Huron Islands to Marquette MI-Marquette to Munising MI- Munising to Grand Marais MI- 1007 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Huron Islands to Marquette MI, Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST this afternoon. For the Small Craft Advisory, until 4 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245>247-265-266-031800- /O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/ Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 1007 AM EST Tue Feb 3 2026 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI, Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...Until 1 PM EST this afternoon. * 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. && $$ LSZ251-032100- /O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/ Grand Marais to Whitefish Point MI- 1007 AM EST Tue Feb 3 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...North winds 10 to 15 kt with gusts up to 25 kt and waves up to 3 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...Until 4 PM EST this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||