FZUS53 KMQT 180301 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 1100 PM 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. LMZ221-180800- Green Bay North of line from Cedar River MI to Rock Island Passage- 1100 PM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 5 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT SATURDAY... .REST OF TONIGHT...South wind 15 to 20 knots veering northwest late. Cloudy. A chance of showers and thunderstorms by midnight, then a chance of rain showers and a slight chance of thunderstorms late. Patchy dense fog through the night. Waves 2 to 4 feet subsiding to 2 to 3 feet. .SATURDAY...Northwest wind 10 to 20 knots backing west 10 to 15 knots by late morning. Partly cloudy. A slight chance of rain showers possibly mixed with snow showers through early afternoon, then a slight chance of snow showers late. Waves subsiding to 1 to 2 feet. .SATURDAY NIGHT...West wind 10 to 15 knots. Partly cloudy. A slight chance of snow showers in the evening. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots veering north in the afternoon. Partly cloudy. Waves 1 to 2 feet. $$ LMZ248-250-180800- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1100 PM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 5 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT SATURDAY... .REST OF TONIGHT...South wind 15 to 25 knots veering northwest 15 to 20 knots late. Cloudy. A chance of showers and thunderstorms by midnight, then a chance of rain showers and a slight chance of thunderstorms late. Patchy dense fog through the night. Waves 3 to 5 feet occasionally to 7 feet. .SATURDAY...Northwest wind 15 to 20 knots backing west 10 to 15 knots by late morning. Mostly cloudy. A chance of rain showers through mid morning. A slight chance of snow showers through the day. A slight chance of rain showers by late morning. Waves subsiding to 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots with gusts up to 22 knots. Partly cloudy. A slight chance of snow showers in the evening. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots becoming 10 to 20 knots in the afternoon. Partly cloudy. Waves 1 to 2 feet. $$ LSZ240-180800- Saxon Harbor WI to Black River MI- 1100 PM EDT Fri Apr 17 2026 /1000 PM CDT Fri Apr 17 2026/ ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...West wind 15 to 25 knots. Mostly cloudy. Waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet. .SATURDAY...West wind 20 to 25 knots. Partly cloudy with a slight chance of snow showers. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .SATURDAY NIGHT...West wind 15 to 25 knots veering northwest 10 to 15 knots after midnight. Mostly cloudy with a slight chance of snow showers in the evening, then partly cloudy after midnight. Waves subsiding to 2 to 3 feet. .SUNDAY...Northwest wind 5 to 15 knots. Partly cloudy in the morning then clearing. Waves subsiding to 1 to 2 feet. $$ LSZ241-180800- Black River to Ontonagon MI- 1100 PM EDT Fri Apr 17 2026 /1000 PM CDT Fri Apr 17 2026/ ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT /3 AM CDT/ SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT /3 AM CDT/ SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 20 to 25 knots. Mostly cloudy. A slight chance of rain showers by midnight. Waves 3 to 5 feet occasionally to 7 feet building to 4 to 7 feet occasionally to 9 feet. .SATURDAY...West wind up to 30 knots. Partly cloudy with a slight chance of snow showers. Waves building to 6 to 9 feet occasionally to 11 feet, then subsiding to 5 to 8 feet occasionally to 10 feet. .SATURDAY NIGHT...Northwest wind 15 to 25 knots. Mostly cloudy with a slight chance of snow showers. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .SUNDAY...Northwest wind 15 to 20 knots backing west 5 to 15 knots in the afternoon. Partly cloudy in the morning then clearing. Waves subsiding to 1 to 2 feet. $$ LSZ242-243-180800- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 15 to 25 knots. Cloudy. A chance of rain showers by midnight. Waves 3 to 5 feet occasionally to 7 feet building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...West wind up to 30 knots. Mostly cloudy with a slight chance of snow showers. 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 with gale force gusts up to 37 knots. Mostly cloudy. A slight chance of snow showers in the evening. Waves building to 8 to 11 feet occasionally to 14 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. .SUNDAY...Northwest wind 15 to 25 knots. Partly cloudy. Waves subsiding to 2 to 3 feet. $$ LSZ244-245-180800- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 15 to 25 knots. Cloudy with a chance of rain showers. Waves 3 to 5 feet occasionally to 7 feet building to 4 to 7 feet occasionally to 9 feet. .SATURDAY...West wind up to 30 knots with gale force gusts up to 38 knots. Mostly cloudy with a slight chance of snow showers. Waves building to 8 to 11 feet occasionally to 14 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Mostly cloudy. A slight chance of snow showers in the evening. Waves subsiding to 5 to 8 feet occasionally to 10 feet. .SUNDAY...Northwest wind 15 to 25 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves subsiding to 2 to 3 feet. $$ LSZ246-180800- Point Isabelle to Lower Entrance of Portage Canal MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 15 to 20 knots with gusts up to 29 knots. Cloudy with a chance of rain showers. Waves 2 to 4 feet subsiding to 1 to 2 feet, then building to 2 to 3 feet. .SATURDAY...West wind 15 to 25 knots with gale force gusts up to 35 knots. Mostly cloudy with a slight chance of snow showers. Waves building to 2 to 4 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Partly cloudy with a slight chance of snow showers in the evening, then mostly cloudy after midnight. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 3 feet. .SUNDAY...Northwest wind 10 to 20 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves subsiding to 1 to 2 feet. $$ LSZ247-180800- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 15 to 20 knots with gusts up to 29 knots. Cloudy with a chance of rain showers. Waves 2 to 3 feet building to 2 to 4 feet. .SATURDAY...West wind up to 30 knots. Partly cloudy with a slight chance of snow showers. Waves building to 3 to 6 feet occasionally to 8 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Partly cloudy with a chance of snow showers in the evening, then mostly cloudy with a slight chance of snow showers after midnight. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 2 to 4 feet. .SUNDAY...Northwest wind 10 to 20 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves subsiding to 1 to 2 feet. $$ LSZ248-180800- Huron Islands to Marquette MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 15 to 25 knots with gusts up to 32 knots. Cloudy. A chance of rain showers and a slight chance of thunderstorms by midnight, then a chance of rain showers late. Waves 2 to 3 feet building to 3 to 6 feet occasionally to 8 feet. .SATURDAY...West wind up to 30 knots. Partly cloudy with a slight chance of snow showers. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Partly cloudy with a chance of snow showers in the evening, then mostly cloudy after midnight. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northwest wind 15 to 25 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves subsiding to 3 to 5 feet occasionally to 7 feet. $$ LSZ249-180800- Marquette to Munising MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...West wind 15 to 20 knots veering northwest 20 to 25 knots late. Rain showers and a chance of thunderstorms by midnight, then a chance of rain showers late. Waves 2 to 3 feet subsiding to 1 to 2 feet, then building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...Northwest wind 20 to 25 knots. Partly cloudy. A chance of rain showers possibly mixed with snow showers through mid morning, then a slight chance of snow showers by late morning. Waves building to 6 to 9 feet occasionally to 11 feet. .SATURDAY NIGHT...Northwest wind 20 to 25 knots. Partly cloudy with a chance of snow showers in the evening, then mostly cloudy with a slight chance of snow showers after midnight. Waves building to 7 to 10 feet occasionally to 13 feet. .SUNDAY...Northwest wind 20 to 25 knots. Partly cloudy. Waves subsiding to 4 to 7 feet occasionally to 9 feet. $$ LSZ250-180800- Munising to Grand Marais MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...Southwest wind 15 to 20 knots veering northwest 15 to 25 knots late. Cloudy. Rain showers and a chance of thunderstorms by midnight, then rain showers possibly mixed with snow showers and sleet likely late. Waves 2 to 3 feet subsiding to 1 to 2 feet, then building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...Northwest wind up to 30 knots. Mostly cloudy through early afternoon then becoming mostly sunny. A chance of rain showers possibly mixed with sleet and snow showers through mid morning, then a slight chance of snow showers by late morning. Waves building to 8 to 11 feet occasionally to 14 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Partly cloudy in the evening then becoming mostly cloudy. A slight chance of snow showers. Waves building to 9 to 12 feet occasionally to 15 feet, then subsiding to 8 to 11 feet occasionally to 14 feet. .SUNDAY...Northwest wind 20 to 25 knots with gusts up to 33 knots. Mostly cloudy. Waves subsiding to 6 to 9 feet occasionally to 11 feet. $$ LSZ251-180800- Grand Marais to Whitefish Point MI- 1100 PM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT SATURDAY... ...GALE WARNING IN EFFECT FROM 4 AM EDT SATURDAY THROUGH SATURDAY EVENING... .REST OF TONIGHT...South wind 15 to 20 knots veering west 15 to 25 knots late. A chance of showers and thunderstorms by midnight, then rain showers with possible thunderstorms and sleet late. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet, then building to 4 to 7 feet occasionally to 9 feet. .SATURDAY...Northwest wind 20 to 25 knots with gale force gusts up to 34 knots. Mostly cloudy. A chance of rain showers possibly mixed with sleet and snow showers through mid morning, then a slight chance of snow showers by late morning. Waves building to 9 to 12 feet occasionally to 15 feet. .SATURDAY NIGHT...Northwest wind up to 30 knots. Partly cloudy with a chance of snow showers in the evening, then mostly cloudy with a slight chance of snow showers after midnight. Waves 9 to 12 feet occasionally to 15 feet. .SUNDAY...Northwest wind up to 30 knots. Mostly cloudy. A slight chance of snow showers in the morning. Waves subsiding to 7 to 10 feet occasionally to 13 feet. $$ WFO MQT