National Weather Service Marine Forecast FZUS53 KMQT

FZUS53 KMQT 112103
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
503 PM EDT Tue Aug 11 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.

LMZ221-120800
Green Bay North of line from Cedar River MI to Rock Island Passage
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Southeast wind less than 10 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy. A chance of showers and a slight chance of thunderstorms. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Mostly sunny. A slight chance of showers and thunderstorms by late morning. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Partly cloudy. A slight chance of showers in the evening. Waves calm to 1 foot.

THURSDAY
Northeast wind less than 10 knots. Partly cloudy. A slight chance of showers in the morning. Waves calm to 1 foot.

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LMZ248-250-120800
Seul Choix Point to Point Detour MI
5NM East of a line from Fairport MI to Rock Island Passage
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
South wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots becoming south less than 10 knots by late morning. Mostly sunny. A slight chance of showers and thunderstorms late. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves calm to 1 foot.

THURSDAY
Northeast wind less than 10 knots backing north in the afternoon. Partly cloudy. Waves calm to 1 foot.

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LSZ240-241-120800
Saxon Harbor WI to Black River MI
Black River to Ontonagon MI
503 PM EDT Tue Aug 11 2026 /403 PM CDT Tue Aug 11 2026/

LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Mostly clear. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Mostly cloudy. A chance of showers after midnight. Waves calm to 1 foot.

THURSDAY
Northeast wind less than 10 knots. Mostly cloudy in the morning then clearing. Waves calm to 1 foot.

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LSZ242-243-120800
Ontonagon to Upper Entrance of Portage Canal MI
Upper Entrance of Portage Canal to Eagle River MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy then becoming mostly cloudy by midnight then becoming partly cloudy. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Mostly cloudy. A slight chance of showers after midnight. Waves calm to 1 foot.

THURSDAY
Northeast wind less than 10 knots. Mostly cloudy in the morning then clearing. Waves calm to 1 foot.

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LSZ244-245-120800
Eagle River to Manitou Island MI
Manitou Island to Point Isabelle MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy then becoming mostly cloudy by midnight then becoming partly cloudy. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot.

THURSDAY
Northwest wind less than 10 knots veering north in the afternoon. Partly cloudy. Waves calm to 1 foot.

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LSZ246-120800
Point Isabelle to Lower Entrance of Portage Canal MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy then becoming mostly cloudy by midnight then becoming partly cloudy. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Gusts up to 12 knots. Partly cloudy. Waves calm to 1 foot.

WEDNESDAY 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.

THURSDAY
North wind less than 10 knots veering northeast in the afternoon. Mostly cloudy in the morning then clearing. Waves calm to 1 foot.

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LSZ247-120800
Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy. Patchy fog through midnight. Waves calm to 1 foot.

WEDNESDAY
Southwest wind less than 10 knots through mid morning becoming variable. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY 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.

THURSDAY
Northwest wind less than 10 knots veering northeast in the afternoon. Partly cloudy. Waves calm to 1 foot.

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LSZ248-120800
Huron Islands to Marquette MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Mostly sunny with a slight chance of showers. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY 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.

THURSDAY
North wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

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LSZ249-120800
Marquette to Munising MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Mostly sunny with a slight chance of showers and thunderstorms. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Partly cloudy. A slight chance of showers through midnight. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves calm to 1 foot.

THURSDAY
North wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

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LSZ250-120800
Munising to Grand Marais MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Mostly cloudy through midnight then becoming partly cloudy. A slight chance of showers through late evening. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY NIGHT
Variable wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves calm to 1 foot.

THURSDAY
Northwest wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

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LSZ251-120800
Grand Marais to Whitefish Point MI
503 PM EDT Tue Aug 11 2026

LATE THIS AFTERNOON
Variable wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

TONIGHT
Variable wind less than 10 knots. Mostly cloudy. Waves calm to 1 foot.

WEDNESDAY
Variable wind less than 10 knots becoming north less than 10 knots by late morning. Mostly sunny. Waves calm to 1 foot.

WEDNESDAY NIGHT
Northwest wind less than 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves calm to 1 foot.

THURSDAY
Northwest wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

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WFO MQT