Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 022102
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
502 PM EDT Sat Aug 2 2025

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.

LMZ221-030800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...South wind 10 to 15 knots. Mostly sunny.
Haze. Waves calm to 1 foot building to 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots veering northwest less
than 10 knots late. Mostly clear. Haze. Waves 1 to 2 feet.
.SUNDAY...West wind less than 10 knots backing south 5 to
15 knots by late morning. Mostly sunny. Haze. Waves calm to
1 foot.
.SUNDAY NIGHT...Southwest wind less than 10 knots in the evening
becoming variable. Partly cloudy. Haze. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Partly cloudy. Haze
in the morning. Waves calm to 1 foot.

$$

LMZ248-250-030800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...Southwest wind 10 to 15 knots. Partly
cloudy. Haze. Waves calm to 1 foot.
.TONIGHT...Southwest wind 10 to 15 knots veering west less than
10 knots late. Mostly clear. Haze. Waves building to 1 to 2 feet.
.SUNDAY...West wind less than 10 knots backing southwest 5 to
15 knots by late morning. Mostly sunny. Haze through the day.
Waves calm to 1 foot.
.SUNDAY NIGHT...Southwest wind less than 10 knots in the evening
becoming variable. Mostly clear. Haze. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Gusts up to 12 knots.
Partly cloudy. Waves calm to 1 foot.

$$

LSZ240-241-030800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
502 PM EDT Sat Aug 2 2025 /402 PM CDT Sat Aug 2 2025/

.LATE THIS AFTERNOON...West wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
.TONIGHT...Southwest wind less than 10 knots. Mostly clear. Waves
calm to 1 foot.
.SUNDAY...Southwest wind less than 10 knots veering northwest by
late morning, then veering northeast late. Partly cloudy. Waves
calm to 1 foot.
.SUNDAY NIGHT...Southeast wind less than 10 knots in the evening
becoming variable. Mostly cloudy. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Partly cloudy. Waves calm to
1 foot.

$$

LSZ243-030800-
Upper Entrance of Portage Canal to Eagle River MI-
502 PM EDT Sat Aug 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.LATE THIS AFTERNOON...Southwest wind 10 to 15 knots with gusts
up to 23 knots. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots. Mostly clear. Waves
1 to 2 feet.
.SUNDAY...Southwest wind 5 to 15 knots. Partly cloudy. Waves 1 to
2 feet.
.SUNDAY NIGHT...Variable wind less than 10 knots. Partly cloudy
in the evening then becoming mostly cloudy. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Partly cloudy. Waves calm to
1 foot.

$$

LSZ242-030800-
Ontonagon to Upper Entrance of Portage Canal MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...West wind 10 to 15 knots with gusts up to
22 knots. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 15 knots. Mostly clear. Waves 1 to
2 feet.
.SUNDAY...Southwest wind 10 to 15 knots veering west less than
10 knots by late morning, then becoming variable late. Partly
cloudy. Waves 1 to 2 feet.
.SUNDAY NIGHT...Southeast wind less than 10 knots in the evening
becoming variable. Mostly cloudy. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Partly cloudy. Waves calm to
1 foot.

$$

LSZ245-030800-
Manitou Island to Point Isabelle MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...West wind 10 to 15 knots. Mostly sunny.
Haze. Waves calm to 1 foot.
.TONIGHT...West wind 10 to 15 knots. Mostly clear. Haze through
late evening. Waves building to 1 to 2 feet.
.SUNDAY...West wind 5 to 15 knots. Mostly sunny. Waves 1 to
2 feet.
.SUNDAY NIGHT...South wind less than 10 knots. Partly cloudy in
the evening then becoming mostly cloudy. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Gusts up to 13 knots.
Partly cloudy. Waves calm to 1 foot.

$$

LSZ244-030800-
Eagle River to Manitou Island MI-
502 PM EDT Sat Aug 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.LATE THIS AFTERNOON...West wind 15 to 20 knots. Mostly sunny.
Haze. Waves 2 to 3 feet subsiding to 1 to 2 feet.
.TONIGHT...West wind 10 to 15 knots. Mostly clear. Haze through
late evening. Waves 1 to 2 feet.
.SUNDAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to
2 feet.
.SUNDAY NIGHT...Southwest wind less than 10 knots in the evening
becoming variable. Partly cloudy in the evening then becoming
mostly cloudy. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Partly cloudy. Waves calm to
1 foot.

$$

LSZ246-030800-
Point Isabelle to Lower Entrance of Portage Canal MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...West wind 10 to 15 knots. Mostly sunny.
Haze. Waves calm to 1 foot.
.TONIGHT...West wind 5 to 15 knots. Mostly clear. Haze through
late evening. Waves calm to 1 foot.
.SUNDAY...West wind 10 to 15 knots veering northwest less than
10 knots late. Partly cloudy. Haze by late morning. Waves calm to
1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Mostly cloudy.
Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Gusts up to 17 knots. Partly
cloudy. Waves calm to 1 foot.

$$

LSZ247-030800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...West wind less than 10 knots with gusts up
to 19 knots. Mostly sunny. Haze. Waves calm to 1 foot.
.TONIGHT...West wind less than 10 knots backing southwest 10 to
15 knots by midnight. Mostly clear. Haze through late evening.
Waves building to 1 to 2 feet.
.SUNDAY...Southwest wind 10 to 15 knots veering west less than
10 knots by late morning, then veering northeast late. Partly
cloudy. Waves 1 to 2 feet.
.SUNDAY NIGHT...Variable wind less than 10 knots. Partly cloudy
in the evening then becoming mostly cloudy. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Gusts up to 17 knots. Partly
cloudy. Waves calm to 1 foot.

$$

LSZ248-030800-
Huron Islands to Marquette MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...Northwest wind 10 to 15 knots. Mostly
sunny. Haze. Waves calm to 1 foot.
.TONIGHT...Southwest wind 5 to 15 knots. Mostly clear. Haze
through the night. Waves building to 1 to 2 feet.
.SUNDAY...West wind 10 to 15 knots veering northwest less than
10 knots by late morning, then veering east late. Mostly sunny.
Waves 1 to 2 feet.
.SUNDAY NIGHT...Southeast wind less than 10 knots in the evening
becoming variable. Partly cloudy in the evening then becoming
mostly cloudy. Haze after midnight. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Gusts up to 16 knots.
Partly cloudy. Haze in the morning. Waves calm to 1 foot.

$$

LSZ249-030800-
Marquette to Munising MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Mostly
sunny. Haze. Waves calm to 1 foot.
.TONIGHT...South wind less than 10 knots veering southwest late.
Mostly clear. Haze. Waves calm to 1 foot.
.SUNDAY...West wind less than 10 knots veering northeast late.
Mostly sunny. Haze through mid morning. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Partly cloudy.
Haze after midnight. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Partly cloudy. Haze in the
morning. Waves calm to 1 foot.

$$

LSZ250-030800-
Munising to Grand Marais MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...West wind less than 10 knots. Mostly
sunny. Haze. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 15 knots. Mostly clear. Haze.
Waves calm to 1 foot.
.SUNDAY...West wind 10 to 15 knots veering northwest less than
10 knots by late morning, then becoming variable late. Mostly
sunny. Haze through mid morning. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Partly cloudy.
Haze after midnight. Waves calm to 1 foot.
.MONDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Partly cloudy. Haze in the
morning. Waves calm to 1 foot.

$$

LSZ251-030800-
Grand Marais to Whitefish Point MI-
502 PM EDT Sat Aug 2 2025

.LATE THIS AFTERNOON...West wind less than 10 knots. Partly
cloudy. Haze. Waves 1 to 2 feet.
.TONIGHT...Southwest wind less than 10 knots. Mostly clear. Haze.
Waves 1 to 2 feet.
.SUNDAY...West wind 10 to 15 knots veering northwest less than
10 knots late. Mostly sunny. Haze through early afternoon. Waves
building to 1 to 2 feet.
.SUNDAY NIGHT...Variable wind less than 10 knots. Partly cloudy.
Haze after midnight. Waves 1 to 2 feet.
.MONDAY...Variable wind less than 10 knots becoming northeast
less than 10 knots in the afternoon. Partly cloudy. Waves calm to
1 foot.

$$

WFO MQT