Marine Weather Message
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
486 WHUS73 KMQT 230350 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1050 PM EST Sat Nov 22 2025 LSZ249-231600- /O.CON.KMQT.GL.W.0052.251123T0500Z-251123T1500Z/ /O.CON.KMQT.SC.Y.0184.251123T1500Z-251123T2200Z/ Marquette to Munising MI- 1050 PM EST Sat Nov 22 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST SUNDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 5 PM EST SUNDAY... * WHAT...For the Gale Warning, northwest winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft expected. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Marquette to Munising MI. * WHEN...For the Gale Warning, until 10 AM EST Sunday. For the Small Craft Advisory, from 10 AM to 5 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ250-251-231600- /O.CON.KMQT.GL.W.0052.251123T0500Z-251123T1500Z/ /O.EXT.KMQT.SC.Y.0184.251123T1500Z-251124T0400Z/ Munising to Grand Marais MI-Grand Marais to Whitefish Point MI- 1050 PM EST Sat Nov 22 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST SUNDAY... ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 10 AM TO 11 PM EST SUNDAY... * WHAT...For the Gale Warning, northwest winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 12 ft expected. For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 12 ft expected. * WHERE...Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Gale Warning, until 10 AM EST Sunday. For the Small Craft Advisory, from 10 AM to 11 PM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ265-231200- /O.CON.KMQT.GL.W.0052.251123T0500Z-251123T1200Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 1050 PM EST Sat Nov 22 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and waves 4 to 7 ft expected. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ266-267-231500- /O.CON.KMQT.GL.W.0052.251123T0500Z-251123T1500Z/ Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1050 PM EST Sat Nov 22 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 12 ft expected. * WHERE...Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LMZ221-248-250-231200- /O.CON.KMQT.SC.Y.0184.000000T0000Z-251123T1200Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1050 PM EST Sat Nov 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-241-231200- /O.CON.KMQT.SC.Y.0184.000000T0000Z-251123T1200Z/ Saxon Harbor WI to Black River MI-Black River to Ontonagon MI- 1050 PM EST Sat Nov 22 2025 /950 PM CST Sat Nov 22 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/ SUNDAY... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. * WHERE...Saxon Harbor WI to Black River MI and Black River to Ontonagon MI. * WHEN...Until 7 AM EST /6 AM CST/ Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ242>244-231600- /O.CON.KMQT.SC.Y.0184.000000T0000Z-251123T2100Z/ Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 1050 PM EST Sat Nov 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST SUNDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. * WHERE...Ontonagon to Upper Entrance of Portage Canal MI, Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 4 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245>248-231600- /O.CON.KMQT.SC.Y.0184.000000T0000Z-251123T2100Z/ Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays-Huron Islands to Marquette MI- 1050 PM EST Sat Nov 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST SUNDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 5 ft occurring. * WHERE...Manitou Island to Point Isabelle MI, Point Isabelle to Lower Entrance of Portage Canal MI, Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays and Huron Islands to Marquette MI. * WHEN...Until 4 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$