National Weather Service Marine Forecast FZUS53 KMQT

FZUS53 KMQT 120902
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
502 AM EDT Sun Jul 12 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.

LMZ221-122000
Green Bay North of line from Cedar River MI to Rock Island Passage
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind less than 10 knots. Clear. Waves calm to 1 foot.

TODAY
Southwest wind 10 to 15 knots with gusts up to 23 knots. Sunny through mid morning then becoming mostly sunny. A slight chance of showers and thunderstorms late. Waves building to 2 to 3 feet.

TONIGHT
Southwest wind 10 to 15 knots. Gusts up to 23 knots. Mostly clear. A slight chance of showers and thunderstorms through late evening. Waves subsiding to 1 to 2 feet.

MONDAY
Southwest wind less than 10 knots backing south 10 to 15 knots in the afternoon. Sunny. Waves calm to 1 foot.

MONDAY NIGHT
Southwest wind less than 10 knots veering west after midnight. Mostly clear. Waves building to 1 to 2 feet.

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LMZ248-250-122000
Seul Choix Point to Point Detour MI
5NM East of a line from Fairport MI to Rock Island Passage
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind less than 10 knots. Clear. Waves calm to 1 foot.

TODAY
Southwest wind 5 to 15 knots backing south 15 to 20 knots late. Mostly sunny. Waves building to 2 to 3 feet.

TONIGHT
Southwest wind 10 to 20 knots becoming 10 to 15 knots late. Mostly clear. A slight chance of showers and thunderstorms through late evening. Waves building to 2 to 4 feet, then subsiding to 2 to 3 feet.

MONDAY
Southwest wind less than 10 knots increasing to 10 to 15 knots in the afternoon. Sunny. Waves subsiding to 1 to 2 feet.

MONDAY NIGHT
Southwest wind 10 to 15 knots veering west after midnight. Mostly clear. Waves 1 to 2 feet.

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LSZ240-122000
Saxon Harbor WI to Black River MI
502 AM EDT Sun Jul 12 2026 /402 AM CDT Sun Jul 12 2026/

EARLY THIS MORNING
Southwest wind less than 10 knots. Mostly clear with a chance of showers and thunderstorms. Waves calm to 1 foot.

TODAY
Southwest wind 10 to 15 knots. Mostly sunny. A slight chance of showers through mid morning. Waves calm to 1 foot.

TONIGHT
Southwest wind 10 to 15 knots. Clear. Waves calm to 1 foot.

MONDAY
Southwest wind less than 10 knots with gusts up to 18 knots. Sunny. Waves calm to 1 foot.

MONDAY NIGHT
Southwest wind 10 to 15 knots with gusts up to 22 knots. Mostly clear. Waves building to 1 to 2 feet.

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LSZ241-122000
Black River to Ontonagon MI
502 AM EDT Sun Jul 12 2026 /402 AM CDT Sun Jul 12 2026/

SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT /9 AM CDT/ THIS MORNING THROUGH THIS EVENING

EARLY THIS MORNING
Southwest wind 10 to 15 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves calm to 1 foot.

TODAY
Southwest wind 10 to 15 knots. Gusts up to 24 knots. Partly cloudy through mid morning then clearing. A slight chance of showers through mid morning. Waves building to 1 to 2 feet.

TONIGHT
Southwest wind 10 to 20 knots. Clear. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet.

MONDAY
Southwest wind 10 to 15 knots with gusts up to 22 knots. Mostly sunny. Waves 1 to 2 feet.

MONDAY NIGHT
Southwest wind 10 to 20 knots. Mostly clear. Waves building to 2 to 3 feet.

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LSZ242-243-122000
Ontonagon to Upper Entrance of Portage Canal MI
Upper Entrance of Portage Canal to Eagle River MI
502 AM EDT Sun Jul 12 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING THROUGH MONDAY EVENING

EARLY THIS MORNING
Southwest wind 10 to 15 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves calm to 1 foot building to 1 to 2 feet.

TODAY
Southwest wind 10 to 15 knots. Gusts up to 30 knots. Mostly cloudy through mid morning then clearing. A chance of showers and a slight chance of thunderstorms through mid morning, then a slight chance of showers by late morning. Waves building to 2 to 3 feet.

TONIGHT
Southwest wind 10 to 15 knots with gusts up to 29 knots. Clear. Waves building to 3 to 5 feet occasionally to 7 feet.

MONDAY
Southwest wind 15 to 20 knots with gusts up to 31 knots. Mostly sunny. Waves subsiding to 2 to 4 feet, then building to 3 to 5 feet occasionally to 7 feet.

MONDAY NIGHT
Southwest wind 20 to 25 knots with gale force gusts up to 34 knots. Mostly clear. Waves building to 4 to 7 feet occasionally to 9 feet.

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LSZ245-122000
Manitou Island to Point Isabelle MI
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind less than 10 knots with gusts up to 17 knots. Partly cloudy. Waves calm to 1 foot building to 1 to 2 feet.

TODAY
Southwest wind 10 to 15 knots backing south less than 10 knots late. Gusts up to 23 knots. Mostly cloudy with a slight chance of showers and thunderstorms through early afternoon, then mostly sunny late. Waves 1 to 2 feet.

TONIGHT
Southwest wind 10 to 15 knots. Mostly clear. Waves building to 2 to 3 feet.

MONDAY
West wind 10 to 15 knots with gusts up to 26 knots. Mostly sunny. Waves subsiding to 1 to 2 feet, then building to 2 to 3 feet.

MONDAY NIGHT
West wind 15 to 20 knots with gusts up to 30 knots. Partly cloudy. Waves building to 2 to 4 feet.

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LSZ244-122000
Eagle River to Manitou Island MI
502 AM EDT Sun Jul 12 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING THROUGH MONDAY EVENING

EARLY THIS MORNING
Southwest wind 10 to 15 knots. Partly cloudy. Waves calm to 1 foot.

TODAY
Southwest wind 10 to 15 knots with gusts up to 31 knots. Mostly cloudy with a slight chance of showers and thunderstorms through early afternoon, then sunny late. Waves building to 2 to 3 feet.

TONIGHT
Southwest wind 10 to 20 knots veering west 15 to 20 knots late. Gusts up to 29 knots. Mostly clear. Waves building to 2 to 4 feet.

MONDAY
West wind 15 to 20 knots with gusts up to 30 knots. Mostly sunny. Waves building to 3 to 5 feet occasionally to 7 feet.

MONDAY NIGHT
West wind 15 to 25 knots with gale force gusts up to 34 knots. Mostly clear. Waves building to 4 to 7 feet occasionally to 9 feet.

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LSZ246-122000
Point Isabelle to Lower Entrance of Portage Canal MI
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

TODAY
Southwest wind 10 to 15 knots with gusts up to 24 knots. Partly cloudy. A slight chance of showers and thunderstorms through early afternoon. Waves building to 1 to 2 feet.

TONIGHT
Southwest wind 10 to 15 knots with gusts up to 25 knots. Clear. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet.

MONDAY
West wind 10 to 20 knots with gusts up to 28 knots. Sunny. Waves 1 to 2 feet.

MONDAY NIGHT
West wind 15 to 20 knots with gusts up to 31 knots. Partly cloudy. Waves building to 2 to 3 feet.

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LSZ247-122000
Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind 10 to 15 knots. Partly cloudy. Waves calm to 1 foot.

TODAY
Southwest wind 5 to 15 knots. Partly cloudy. A chance of showers and a slight chance of thunderstorms through mid morning, then a slight chance of showers by late morning. Waves building to 1 to 2 feet.

TONIGHT
Southwest wind 5 to 15 knots. Clear. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet.

MONDAY
West wind 10 to 15 knots with gusts up to 23 knots. Sunny. Waves 1 to 2 feet.

MONDAY NIGHT
Southwest wind 15 to 20 knots with gusts up to 29 knots. Partly cloudy. Waves building to 2 to 4 feet.

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LSZ248-122000
Huron Islands to Marquette MI
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind less than 10 knots. Mostly clear. Waves calm to 1 foot.

TODAY
Southwest wind 5 to 15 knots backing south less than 10 knots late. Partly cloudy with a slight chance of showers and thunderstorms. Waves calm to 1 foot.

TONIGHT
Southwest wind less than 10 knots veering west 10 to 15 knots late. Gusts up to 25 knots. Clear. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet.

MONDAY
West wind 10 to 15 knots backing southwest in the afternoon. Gusts up to 23 knots. Sunny. Waves 1 to 2 feet.

MONDAY NIGHT
Southwest wind 10 to 20 knots veering west 15 to 20 knots after midnight. Gusts up to 30 knots. Partly cloudy. Waves building to 2 to 4 feet.

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LSZ249-122000
Marquette to Munising MI
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
Southwest wind 10 to 15 knots. Mostly clear. Waves calm to 1 foot.

TODAY
Southwest wind 5 to 15 knots. Partly cloudy. A slight chance of showers and thunderstorms by late morning. Waves calm to 1 foot.

TONIGHT
South wind 10 to 15 knots veering southwest 5 to 15 knots by midnight. Mostly clear. Waves calm to 1 foot.

MONDAY
West wind less than 10 knots in the morning becoming variable. Sunny. Waves calm to 1 foot.

MONDAY NIGHT
Southwest wind 5 to 15 knots veering west 10 to 15 knots after midnight. Gusts up to 22 knots. Mostly clear. Waves building to 2 to 3 feet.

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LSZ250-122000
Munising to Grand Marais MI
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
South wind 10 to 15 knots. Mostly clear. Waves calm to 1 foot building to 1 to 2 feet.

TODAY
Southwest wind 5 to 15 knots. Mostly sunny through mid morning then becoming partly cloudy. A slight chance of showers and thunderstorms by late morning. Waves 1 to 2 feet.

TONIGHT
South wind 10 to 15 knots veering southwest by midnight. Mostly clear. Waves calm to 1 foot.

MONDAY
Southwest wind less than 10 knots. Mostly sunny. Waves building to 1 to 2 feet.

MONDAY NIGHT
South wind 5 to 15 knots veering west 10 to 15 knots after midnight. Gusts up to 24 knots. Partly cloudy. Waves building to 2 to 3 feet.

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LSZ251-122000
Grand Marais to Whitefish Point MI
502 AM EDT Sun Jul 12 2026

EARLY THIS MORNING
South wind 10 to 15 knots. Mostly clear. Waves calm to 1 foot building to 1 to 2 feet.

TODAY
Southwest wind 5 to 15 knots backing south less than 10 knots late. Mostly sunny through mid morning then becoming mostly cloudy. A chance of showers and a slight chance of thunderstorms late. Waves 1 to 2 feet.

TONIGHT
South wind 10 to 15 knots veering southwest less than 10 knots late. Mostly clear. A slight chance of showers and thunderstorms through late evening, then a slight chance of showers by midnight. Waves 1 to 2 feet.

MONDAY
West wind less than 10 knots veering north in the afternoon. Mostly sunny. Waves building to 1 to 2 feet.

MONDAY NIGHT
South wind 5 to 15 knots veering west 15 to 20 knots after midnight. Partly cloudy. Waves building to 2 to 4 feet.

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WFO MQT