FZUS53 KMQT 240907 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 507 AM EDT Fri Apr 24 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LMZ221-242000- Green Bay North of line from Cedar River MI to Rock Island Passage- 507 AM EDT Fri Apr 24 2026 .EARLY THIS MORNING...East wind 15 to 20 knots. Cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves 2 to 3 feet. .TODAY...East wind 10 to 15 knots backing north less than 10 knots late. A chance of rain showers and a slight chance of thunderstorms through mid morning, then rain showers and a chance of thunderstorms by late morning. A chance of rain showers and a slight chance of thunderstorms late. Waves building to 2 to 4 feet, then subsiding to 1 to 2 feet. .TONIGHT...North wind less than 10 knots. Partly cloudy through midnight then becoming mostly cloudy. Waves 1 to 2 feet. .SATURDAY...North wind less than 10 knots veering northeast in the afternoon. Partly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...Northeast wind less than 10 knots. Partly cloudy. Waves calm to 1 foot. $$ LMZ248-250-242000- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .EARLY THIS MORNING...East wind 15 to 25 knots. Cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves 3 to 5 feet occasionally to 7 feet building to 3 to 6 feet occasionally to 8 feet. .TODAY...East wind 15 to 25 knots backing northeast 10 to 20 knots late. A chance of rain showers and a slight chance of thunderstorms through mid morning, then rain showers and a slight chance of thunderstorms by late morning. Waves subsiding to 2 to 4 feet. .TONIGHT...North wind 5 to 15 knots. Mostly cloudy. A slight chance of rain showers through late evening. Waves subsiding to 1 to 2 feet. .SATURDAY...North wind less than 10 knots veering northeast in the afternoon. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast wind less than 10 knots. Partly cloudy. Waves calm to 1 foot. $$ LSZ240-241-242000- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 507 AM EDT Fri Apr 24 2026 /407 AM CDT Fri Apr 24 2026/ .EARLY THIS MORNING...Southwest wind 10 to 15 knots. Rain showers and a slight chance of thunderstorms. Waves 1 to 2 feet. .TODAY...West wind 5 to 15 knots. Mostly cloudy through early afternoon then clearing. Rain showers likely through mid morning, then a chance of rain showers by late morning. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet. .TONIGHT...Variable wind less than 10 knots. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Variable wind less than 10 knots. Partly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ243-242000- Upper Entrance of Portage Canal to Eagle River MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... .EARLY THIS MORNING...Southeast wind 15 to 20 knots. Rain showers and a slight chance of thunderstorms. Waves 2 to 4 feet subsiding to 2 to 3 feet. .TODAY...Southeast wind 15 to 20 knots veering west 10 to 15 knots late. Gusts up to 27 knots. Mostly cloudy. Rain showers and a slight chance of thunderstorms through mid morning, then a chance of rain showers by late morning. Waves building to 2 to 4 feet. .TONIGHT...West wind less than 10 knots veering northwest by midnight. Mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots veering north in the afternoon. Partly cloudy. Waves 1 to 2 feet. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ242-242000- Ontonagon to Upper Entrance of Portage Canal MI- 507 AM EDT Fri Apr 24 2026 .EARLY THIS MORNING...Southeast wind 10 to 15 knots. Rain showers and a slight chance of thunderstorms. Waves 1 to 2 feet. .TODAY...Southwest wind 10 to 20 knots veering west 10 to 15 knots by late morning. Mostly cloudy. Rain showers through mid morning, then a slight chance of rain showers by late morning. Waves building to 2 to 4 feet, then subsiding to 2 to 3 feet. .TONIGHT...West wind less than 10 knots veering northwest by midnight. Mostly cloudy through midnight then becoming partly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots veering north in the afternoon. Partly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...Variable wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves calm to 1 foot. $$ LSZ244-245-242000- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...Southeast wind 20 to 25 knots with gale force gusts up to 34 knots. Rain showers likely and a chance of thunderstorms. Waves 5 to 8 feet occasionally to 10 feet. .TODAY...Southeast wind 20 to 25 knots with gale force gusts up to 37 knots veering south 15 to 20 knots with gale force gusts up to 37 knots by late morning, then veering west 10 to 15 knots with gusts up to 23 knots late. Rain showers and a slight chance of thunderstorms through the day. Waves building to 6 to 9 feet occasionally to 11 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Northwest wind 10 to 15 knots diminishing to less than 10 knots by midnight. Cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots veering north in the afternoon. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ246-242000- Point Isabelle to Lower Entrance of Portage Canal MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...East wind 20 to 25 knots. Rain showers likely and a chance of thunderstorms. Waves 4 to 7 feet occasionally to 9 feet. .TODAY...East wind 15 to 25 knots with gusts up to 33 knots veering southwest 10 to 20 knots with gusts up to 33 knots by late morning, then veering west 10 to 15 knots late. Mostly cloudy. Rain showers in the morning. A slight chance of thunderstorms through the day. A chance of rain showers in the afternoon. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Northwest wind 5 to 15 knots. Partly cloudy through late evening then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots veering northeast in the afternoon. Partly cloudy. Waves 1 to 2 feet. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ247-242000- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .EARLY THIS MORNING...East wind 10 to 20 knots. Rain showers likely and a slight chance of thunderstorms. Waves 3 to 5 feet occasionally to 7 feet. .TODAY...Southeast wind 10 to 20 knots veering west 10 to 15 knots by late morning. Cloudy through early afternoon then becoming partly cloudy. A chance of rain showers and a slight chance of thunderstorms through early afternoon, then a slight chance of rain showers late. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. .TONIGHT...West wind 5 to 15 knots. Partly cloudy through late evening then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots in the morning becoming variable. Partly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ248-242000- Huron Islands to Marquette MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .EARLY THIS MORNING...Southeast wind 15 to 20 knots. Cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves 3 to 5 feet occasionally to 7 feet. .TODAY...Southeast wind 15 to 20 knots with gusts up to 29 knots diminishing to 10 to 15 knots with gusts up to 29 knots by late morning, then veering northwest late. Rain showers and a slight chance of thunderstorms through the day. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. .TONIGHT...Northwest wind 5 to 15 knots. Partly cloudy through late evening then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots veering northeast in the afternoon. Partly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ249-242000- Marquette to Munising MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .EARLY THIS MORNING...Southeast wind 15 to 20 knots with gusts up to 28 knots. Cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves 2 to 4 feet. .TODAY...Southeast wind 15 to 25 knots becoming northeast less than 10 knots with gusts up to 19 knots late. Rain showers and a slight chance of thunderstorms through the day. Waves subsiding to 1 to 2 feet. .TONIGHT...North wind less than 10 knots backing northwest by midnight. Mostly cloudy. A slight chance of rain showers through late evening. Waves 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots veering north in the afternoon. Mostly cloudy. Waves building to 1 to 2 feet. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ250-242000- Munising to Grand Marais MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .EARLY THIS MORNING...Southeast wind 15 to 20 knots with gusts up to 30 knots. Mostly cloudy with a slight chance of rain showers. Waves 2 to 4 feet. .TODAY...Southeast wind 15 to 25 knots backing northeast 10 to 15 knots late. Gusts up to 32 knots. A chance of rain showers through mid morning, then rain showers and a slight chance of thunderstorms by late morning. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 1 to 2 feet. .TONIGHT...Northeast wind less than 10 knots backing north by midnight. Cloudy. A chance of rain showers through late evening. Waves 1 to 2 feet. .SATURDAY...Northwest wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot. $$ LSZ251-242000- Grand Marais to Whitefish Point MI- 507 AM EDT Fri Apr 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .EARLY THIS MORNING...Southeast wind 20 to 25 knots with gale force gusts up to 34 knots. Mostly cloudy with a slight chance of rain showers. Waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet. .TODAY...Southeast wind 20 to 25 knots diminishing to 10 to 20 knots late. Gale force gusts up to 35 knots. Mostly cloudy. A chance of rain showers in the morning. A slight chance of thunderstorms through the day. Rain showers in the afternoon. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. .TONIGHT...East wind less than 10 knots. Cloudy. A chance of rain showers through late evening, then a slight chance of rain showers by midnight. Waves subsiding to 1 to 2 feet. .SATURDAY...East wind less than 10 knots backing north in the afternoon. Mostly cloudy. Waves calm to 1 foot. .SATURDAY NIGHT...North wind less than 10 knots in the evening becoming variable. Mostly cloudy. Waves calm to 1 foot. $$ WFO MQT