FZUS53 KMQT 171502 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 1101 AM EDT Fri Apr 17 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. LMZ221-172000- Green Bay North of line from Cedar River MI to Rock Island Passage- 1101 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING THROUGH SATURDAY MORNING... .REST OF TODAY...Southeast wind 10 to 20 knots. Mostly cloudy. Patchy fog by late morning. A slight chance of showers and thunderstorms late. Waves calm to 1 foot building to 2 to 3 feet. .TONIGHT...South wind 15 to 20 knots veering northwest late. Gusts up to 27 knots. Rain showers and a chance of thunderstorms through midnight, then a slight chance of rain showers and snow showers late. Waves building to 2 to 4 feet. .SATURDAY...Northwest wind 10 to 15 knots with gusts up to 23 knots. Partly cloudy. A slight chance of rain showers and snow showers in the morning. Waves subsiding to 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet. $$ LMZ248-250-172000- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1101 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EDT THIS EVENING THROUGH SATURDAY MORNING... .REST OF TODAY...Southeast wind 10 to 20 knots. Mostly cloudy. Patchy fog by late morning. Waves calm to 1 foot building to 2 to 3 feet. .TONIGHT...South wind 15 to 20 knots veering west late. Gusts up to 28 knots. Rain showers and a chance of thunderstorms through midnight, then a chance of rain showers and a slight chance of thunderstorms late. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .SATURDAY...Northwest wind 10 to 20 knots. Mostly cloudy. A slight chance of rain showers and snow showers possibly mixed with sleet in the morning. Waves subsiding to 2 to 3 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ240-172000- Saxon Harbor WI to Black River MI- 1101 AM EDT Fri Apr 17 2026 /1001 AM CDT Fri Apr 17 2026/ ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... .REST OF TODAY...South wind 15 to 20 knots veering southwest 15 to 25 knots late. Mostly cloudy. A chance of showers and thunderstorms by late morning, then showers and a chance of thunderstorms late. Waves 1 to 2 feet building to 2 to 3 feet, then subsiding to 1 to 2 feet. .TONIGHT...West wind 15 to 25 knots. Mostly cloudy. A chance of rain showers through late evening. Waves building to 3 to 5 feet occasionally to 7 feet. .SATURDAY...West wind 20 to 25 knots. Partly cloudy. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .SATURDAY NIGHT...Northwest wind 15 to 25 knots. Partly cloudy. Waves subsiding to 2 to 3 feet. $$ LSZ241-172000- Black River to Ontonagon MI- 1101 AM EDT Fri Apr 17 2026 /1001 AM CDT Fri Apr 17 2026/ ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 15 to 20 knots becoming 15 to 25 knots late. Mostly cloudy. A slight chance of showers and thunderstorms by late morning, then showers likely and a chance of thunderstorms late. Waves 1 to 2 feet building to 2 to 3 feet, then subsiding to 1 to 2 feet. .TONIGHT...West wind 15 to 25 knots becoming 20 to 25 knots late. Gusts up to 32 knots. Mostly cloudy. Rain showers likely and a slight chance of thunderstorms through late evening, then a slight chance of rain showers by midnight. Waves building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...West wind 20 to 25 knots with gusts up to 33 knots. Mostly cloudy. Waves 5 to 8 feet occasionally to 10 feet. .SATURDAY NIGHT...Northwest wind 20 to 25 knots with gusts up to 32 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves subsiding to 3 to 5 feet occasionally to 7 feet. $$ LSZ242-243-172000- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 15 to 20 knots with gusts up to 27 knots. Mostly cloudy. A chance of showers and thunderstorms late. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Southwest wind 15 to 20 knots veering west up to 30 knots by midnight. Cloudy. Rain showers likely and a chance of thunderstorms through late evening, then a chance of rain showers possibly mixed with snow showers by midnight. Waves building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...West wind up to 30 knots. Mostly cloudy. Waves building to 8 to 11 feet occasionally to 14 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Mostly cloudy. Waves subsiding to 3 to 6 feet occasionally to 8 feet. $$ LSZ244-245-172000- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 11 PM EDT THIS EVENING... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind up to 30 knots. Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms late. Waves 3 to 6 feet occasionally to 8 feet building to 6 to 9 feet occasionally to 11 feet. .TONIGHT...South wind up to 30 knots veering west 20 to 25 knots by midnight. Gale force gusts up to 37 knots. Cloudy. Rain showers and a chance of thunderstorms through late evening, then a slight chance of rain showers with possible thunderstorms and snow showers by midnight. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SATURDAY...West wind up to 30 knots. Mostly cloudy. Waves building to 8 to 11 feet occasionally to 14 feet, then subsiding to 7 to 10 feet occasionally to 13 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Mostly cloudy. Waves subsiding to 5 to 8 feet occasionally to 10 feet. $$ LSZ246-172000- Point Isabelle to Lower Entrance of Portage Canal MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind 15 to 25 knots. Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms late. Waves 3 to 5 feet occasionally to 7 feet building to 5 to 8 feet occasionally to 10 feet. .TONIGHT...Southwest wind 15 to 25 knots veering west 15 to 20 knots by midnight. Cloudy. Rain showers and a chance of thunderstorms through late evening, then a slight chance of rain showers and snow showers by midnight. Waves subsiding to 2 to 3 feet. .SATURDAY...West wind 20 to 25 knots with gusts up to 33 knots. Mostly cloudy. Waves building to 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 15 to 25 knots with gusts up to 32 knots. Mostly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ247-172000- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 10 to 20 knots with gusts up to 31 knots. Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms late. Waves 2 to 3 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind 15 to 20 knots veering west 15 to 25 knots by midnight. Gusts up to 32 knots. Cloudy. Rain showers and a chance of thunderstorms through late evening, then rain showers likely with possible thunderstorms and snow showers by midnight. Waves subsiding to 2 to 3 feet, then building to 3 to 5 feet occasionally to 7 feet. .SATURDAY...West wind up to 30 knots. Mostly cloudy. Waves building to 3 to 6 feet occasionally to 8 feet. .SATURDAY NIGHT...Northwest wind 15 to 25 knots with gusts up to 33 knots. Mostly cloudy. Waves subsiding to 2 to 3 feet. $$ LSZ248-172000- Huron Islands to Marquette MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind 15 to 25 knots with gale force gusts up to 35 knots. Mostly cloudy. A slight chance of showers and thunderstorms late. Waves 2 to 4 feet building to 3 to 6 feet occasionally to 8 feet. .TONIGHT...South wind 20 to 25 knots veering west by midnight. Gale force gusts up to 38 knots. Cloudy. Rain showers and a chance of thunderstorms in the evening. A slight chance of snow showers through the night. A chance of rain showers with possible thunderstorms and sleet after midnight. Waves subsiding to 2 to 4 feet, then building to 3 to 6 feet occasionally to 8 feet. .SATURDAY...West wind up to 30 knots. Partly cloudy. Waves building to 4 to 7 feet occasionally to 9 feet. .SATURDAY NIGHT...Northwest wind 20 to 25 knots with gale force gusts up to 34 knots. Mostly cloudy. Waves subsiding to 3 to 6 feet occasionally to 8 feet. $$ LSZ249-172000- Marquette to Munising MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 15 to 25 knots with gusts up to 32 knots. Mostly cloudy. A slight chance of rain showers late. Waves 1 to 2 feet building to 2 to 4 feet. .TONIGHT...South wind 15 to 20 knots veering west 15 to 25 knots by midnight, then veering northwest 20 to 25 knots late. Gusts up to 33 knots. Rain showers and a chance of thunderstorms through midnight. A slight chance of snow showers by midnight. A chance of rain showers possibly mixed with sleet late. Waves subsiding to 2 to 3 feet, then building to 6 to 9 feet occasionally to 11 feet. .SATURDAY...Northwest wind 20 to 25 knots with gusts up to 33 knots. Mostly cloudy. A slight chance of snow showers possibly mixed with rain showers and sleet in the morning. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 6 to 9 feet occasionally to 11 feet. .SATURDAY NIGHT...Northwest wind 20 to 25 knots with gusts up to 32 knots. Mostly cloudy. A slight chance of snow showers in the evening. Waves subsiding to 6 to 9 feet occasionally to 11 feet, then building to 7 to 10 feet occasionally to 13 feet. $$ LSZ250-172000- Munising to Grand Marais MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 15 to 20 knots with gusts up to 29 knots. Mostly cloudy. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...South wind 15 to 20 knots veering southwest 15 to 25 knots by midnight, then veering northwest up to 30 knots late. Rain showers with possible thunderstorms and snow showers. Waves building to 6 to 9 feet occasionally to 11 feet. .SATURDAY...Northwest wind up to 30 knots. Mostly cloudy. A slight chance of snow showers possibly mixed with rain showers and sleet in the morning. Waves building to 9 to 12 feet occasionally to 15 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Mostly cloudy. A slight chance of snow showers in the evening. Waves subsiding to 8 to 11 feet occasionally to 14 feet. $$ LSZ251-172000- Grand Marais to Whitefish Point MI- 1101 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind 15 to 20 knots with gusts up to 28 knots. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet. .TONIGHT...Southeast wind 15 to 25 knots veering south 15 to 20 knots by midnight, then veering west 20 to 25 knots late. Gusts up to 33 knots. Rain showers and a chance of thunderstorms through the night. A slight chance of snow showers after midnight. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. .SATURDAY...Northwest wind up to 30 knots. Mostly cloudy. A chance of rain showers possibly mixed with snow showers and sleet in the morning. Waves building to 9 to 12 feet occasionally to 15 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Mostly cloudy. A slight chance of snow showers in the evening. Waves subsiding to 8 to 11 feet occasionally to 14 feet. $$ WFO MQT