FZUS53 KMQT 181501 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 1101 AM EDT Thu Jun 18 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. LMZ221-182000- Green Bay North of line from Cedar River MI to Rock Island Passage- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...Northwest wind 10 to 15 knots backing west less than 10 knots late. Partly cloudy. A slight chance of showers and thunderstorms late. Waves 1 to 2 feet. .TONIGHT...West wind less than 10 knots veering northwest by midnight. Mostly clear. A slight chance of showers and thunderstorms through late evening. Waves calm to 1 foot. .FRIDAY...Northwest wind less than 10 knots backing southwest in the afternoon. Mostly sunny. Waves calm to 1 foot. .FRIDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy. A slight chance of showers after midnight. Waves calm to 1 foot. $$ LMZ248-250-182000- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...Northwest wind 10 to 15 knots backing west late. Partly cloudy. A slight chance of showers late. Waves 1 to 2 feet. .TONIGHT...Northwest wind less than 10 knots. Mostly clear. A slight chance of showers and thunderstorms through late evening. Waves calm to 1 foot. .FRIDAY...Northwest wind 10 to 15 knots backing west 5 to 15 knots in the afternoon. Mostly sunny. Waves calm to 1 foot. .FRIDAY NIGHT...Northwest wind less than 10 knots in the evening becoming variable. Mostly cloudy. Waves calm to 1 foot. $$ LSZ240-241-182000- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 1101 AM EDT Thu Jun 18 2026 /1001 AM CDT Thu Jun 18 2026/ .REST OF TODAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet. .TONIGHT...West wind 5 to 15 knots. Partly cloudy. Waves 1 to 2 feet. .FRIDAY...West wind less than 10 knots. Sunny in the morning then becoming mostly cloudy. Waves 1 to 2 feet. .FRIDAY NIGHT...Southwest wind less than 10 knots. Mostly cloudy. A chance of showers in the evening, then a slight chance of showers after midnight. Waves calm to 1 foot. $$ LSZ242-243-182000- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...West wind 5 to 15 knots. Mostly cloudy through midnight then becoming partly cloudy. A slight chance of rain showers through late evening. Waves subsiding to 1 to 2 feet. .FRIDAY...West wind 5 to 15 knots. Mostly sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Southwest wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers. Waves 1 to 2 feet. $$ LSZ244-245-182000- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...West wind 10 to 15 knots with gusts up to 22 knots. Partly cloudy. Waves 1 to 2 feet building to 2 to 3 feet, then subsiding to 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots. Partly cloudy then becoming mostly cloudy by midnight then becoming partly cloudy. Waves subsiding to 1 to 2 feet. .FRIDAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind less than 10 knots. Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Waves 1 to 2 feet. $$ LSZ246-182000- Point Isabelle to Lower Entrance of Portage Canal MI- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...West wind 10 to 15 knots. Partly cloudy by late morning then clearing. Waves calm to 1 foot. .TONIGHT...West wind 5 to 15 knots. Partly cloudy. Waves calm to 1 foot. .FRIDAY...West wind less than 10 knots. Mostly sunny. Waves calm to 1 foot. .FRIDAY NIGHT...Variable wind less than 10 knots. Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Waves calm to 1 foot. $$ LSZ247-182000- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet. .TONIGHT...West wind 5 to 15 knots. Mostly clear then becoming mostly cloudy by midnight then becoming partly cloudy. Waves 1 to 2 feet. .FRIDAY...West wind less than 10 knots. Mostly sunny. Waves calm to 1 foot. .FRIDAY NIGHT...Southwest wind less than 10 knots. Partly cloudy. A slight chance of showers after midnight. Waves calm to 1 foot. $$ LSZ248-182000- Huron Islands to Marquette MI- 1101 AM EDT Thu Jun 18 2026 .REST OF TODAY...Northwest wind 10 to 20 knots. Partly cloudy by late morning then clearing. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots. Mostly clear. Waves 1 to 2 feet. .FRIDAY...Northwest wind 5 to 15 knots. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Variable wind less than 10 knots becoming southwest less than 10 knots after midnight. Partly cloudy. Waves calm to 1 foot. $$ LSZ249-182000- Marquette to Munising MI- 1101 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .REST OF TODAY...Northwest wind 10 to 20 knots. Partly cloudy. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 3 feet. .TONIGHT...Northwest wind 10 to 15 knots. Mostly clear. Waves building to 2 to 4 feet. .FRIDAY...Northwest wind 10 to 15 knots becoming 5 to 15 knots in the afternoon. Mostly sunny. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...Variable wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. $$ LSZ250-182000- Munising to Grand Marais MI- 1101 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .REST OF TODAY...West wind 10 to 20 knots. Mostly cloudy. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet. .TONIGHT...West wind 10 to 15 knots. Partly cloudy. Waves subsiding to 2 to 3 feet, then building to 2 to 4 feet. .FRIDAY...Northwest wind 5 to 15 knots. Mostly sunny. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind less than 10 knots in the evening becoming variable. Partly cloudy. Waves 1 to 2 feet. $$ LSZ251-182000- Grand Marais to Whitefish Point MI- 1101 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...West wind 15 to 20 knots. Mostly cloudy. Waves 2 to 3 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...West wind 10 to 15 knots. Partly cloudy through midnight then becoming mostly cloudy. Waves subsiding to 2 to 3 feet, then building to 2 to 4 feet. .FRIDAY...West wind 10 to 20 knots. Mostly sunny. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...West wind less than 10 knots in the evening becoming variable. Mostly clear. Waves subsiding to 1 to 2 feet. $$ WFO MQT