Nearshore Marine Forecast
Issued by NWS Marquette, MI

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848
FZUS53 KMQT 092201
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
501 PM EST Tue Dec 9 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.

LMZ221-100900-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
501 PM EST Tue Dec 9 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST WEDNESDAY THROUGH
WEDNESDAY AFTERNOON...

.LATE THIS AFTERNOON...West wind less than 10 knots. Mostly
cloudy. Waves 1 to 2 feet.
.TONIGHT...South wind less than 10 knots backing east 10 to
20 knots with gusts up to 30 knots by midnight, then backing
northeast 15 to 25 knots late. A chance of snow through late
evening, then snow likely by midnight. A chance of snow late.
Waves building to 2 to 4 feet.
.WEDNESDAY...North wind 20 to 25 knots backing northwest 15 to
20 knots late. Cloudy through early afternoon then becoming
partly cloudy. A slight chance of snow showers through early
afternoon. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest wind 10 to 20 knots. Partly cloudy
in the evening then becoming mostly cloudy. A slight chance of
snow showers. Waves subsiding to 1 to 2 feet.
.THURSDAY...Northwest wind 5 to 15 knots. Mostly cloudy. Waves
1 to 2 feet.

Note: Wave height forecasts are for ice free areas.

$$

LMZ248-250-100900-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
501 PM EST Tue Dec 9 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST WEDNESDAY THROUGH
WEDNESDAY AFTERNOON...

.LATE THIS AFTERNOON...West wind less than 10 knots. Mostly
cloudy. Waves 2 to 4 feet.
.TONIGHT...Southwest wind less than 10 knots backing east 10 to
20 knots with gusts up to 29 knots by midnight, then backing
northeast 15 to 20 knots with gusts up to 29 knots late. Cloudy.
A slight chance of snow through late evening, then a chance of
snow by midnight. A chance of snow showers late. Waves subsiding
to 1 to 2 feet, then building to 2 to 4 feet.
.WEDNESDAY...North wind 15 to 20 knots backing northwest late.
Gusts up to 30 knots. Mostly cloudy. A slight chance of snow
showers through mid morning. A slight chance of snow showers
late. Waves building to 3 to 5 feet occasionally to 7 feet, then
subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest wind 10 to 20 knots. Mostly cloudy.
A chance of snow showers in the evening, then a slight chance of
snow showers after midnight. Waves subsiding to 1 to 2 feet.
.THURSDAY...Northwest wind 10 to 15 knots. Mostly cloudy with a
slight chance of snow showers. Waves 1 to 2 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ240-241-100900-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
501 PM EST Tue Dec 9 2025 /401 PM CST Tue Dec 9 2025/

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST /3 AM CST/
WEDNESDAY THROUGH WEDNESDAY EVENING...

.LATE THIS AFTERNOON...Southeast wind less than 10 knots. Cloudy
with a slight chance of snow. Waves 1 to 2 feet.
.TONIGHT...East wind 5 to 15 knots increasing to 10 to 20 knots
with gusts up to 32 knots by midnight, then backing northeast
20 to 25 knots with gusts up to 32 knots late. A chance of snow
through late evening, then snow showers likely by midnight. Waves
building to 6 to 9 feet occasionally to 11 feet.
.WEDNESDAY...North wind 20 to 25 knots with gale force gusts up
to 34 knots diminishing to 15 to 20 knots with gale force gusts
up to 34 knots by late morning, then backing northwest 10 to
15 knots with gusts up to 24 knots late. Cloudy through early
afternoon then becoming partly cloudy. A chance of snow showers
through mid morning, then a slight chance of snow showers by late
morning. Waves building to 7 to 10 feet occasionally to 13 feet,
then subsiding to 3 to 5 feet occasionally to 7 feet.
.WEDNESDAY NIGHT...Northwest wind 10 to 15 knots. Cloudy. Waves
subsiding to 2 to 3 feet.
.THURSDAY...West wind less than 10 knots. Cloudy. Waves subsiding
to 1 to 2 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ242-243-100900-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT FROM 4 AM EST WEDNESDAY THROUGH
WEDNESDAY MORNING...

.LATE THIS AFTERNOON...Northwest wind less than 10 knots. Cloudy.
Waves 1 to 2 feet.
.TONIGHT...East wind 10 to 20 knots with gale force gusts up to
37 knots becoming northeast up to 30 knots with gale force gusts
up to 37 knots late. Cloudy. A slight chance of snow through late
evening, then a chance of snow showers by midnight. Waves
building to 7 to 10 feet occasionally to 13 feet.
.WEDNESDAY...North wind up to 30 knots with gale force gusts up
to 39 knots diminishing to 20 to 25 knots with gale force gusts
up to 39 knots by late morning, then backing northwest 15 to
20 knots with gusts up to 29 knots late. Mostly cloudy. Freezing
spray through mid morning. A slight chance of snow showers
through early afternoon. Waves building to 8 to 11 feet
occasionally to 14 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet.
.WEDNESDAY NIGHT...Northwest wind 15 to 20 knots. Cloudy. A
slight chance of snow showers in the evening. Waves subsiding to
2 to 4 feet.
.THURSDAY...Northwest wind 10 to 15 knots diminishing to less
than 10 knots in the afternoon. Cloudy. Waves subsiding to 1 to
2 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ245-100900-
Manitou Island to Point Isabelle MI-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT WEDNESDAY MORNING...

.LATE THIS AFTERNOON...Northwest wind less than 10 knots. Cloudy.
Waves 1 to 2 feet.
.TONIGHT...Northeast wind less than 10 knots with gusts up to
17 knots increasing to 10 to 20 knots with gale force gusts up to
34 knots by midnight, then increasing to up to 30 knots late.
Cloudy. A chance of snow showers by midnight. A slight chance of
snow showers late. Waves building to 5 to 8 feet occasionally to
10 feet.
.WEDNESDAY...North wind up to 30 knots backing northwest 20 to
25 knots late. Cloudy with a slight chance of snow showers. Waves
building to 7 to 10 feet occasionally to 13 feet, then subsiding
to 4 to 7 feet occasionally to 9 feet.
.WEDNESDAY NIGHT...Northwest wind 15 to 25 knots. Cloudy with a
slight chance of snow showers. Waves subsiding to 3 to 5 feet
occasionally to 7 feet.
.THURSDAY...Northwest wind 10 to 15 knots with gusts up to
24 knots. Cloudy. Waves subsiding to 1 to 2 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ244-100900-
Eagle River to Manitou Island MI-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT FROM 4 AM EST WEDNESDAY THROUGH
WEDNESDAY MORNING...

.LATE THIS AFTERNOON...Northwest wind less than 10 knots. Cloudy.
Waves 1 to 2 feet.
.TONIGHT...Northeast wind less than 10 knots with gusts up to
20 knots increasing to up to 30 knots with gale force gusts up to
37 knots. Cloudy. A chance of snow showers by midnight. A slight
chance of snow showers late. Waves building to 6 to 9 feet
occasionally to 11 feet.
.WEDNESDAY...North wind up to 30 knots backing northwest 20 to
25 knots late. Gale force gusts up to 38 knots. Mostly cloudy.
Freezing spray through early afternoon. A slight chance of snow
showers through mid morning. A slight chance of snow showers
late. Waves building to 8 to 11 feet occasionally to 14 feet,
then subsiding to 5 to 8 feet occasionally to 10 feet.
.WEDNESDAY NIGHT...Northwest wind 15 to 25 knots. Cloudy. A
slight chance of snow showers in the evening. Waves subsiding to
3 to 6 feet occasionally to 8 feet.
.THURSDAY...Northwest wind 10 to 20 knots. Cloudy. Waves
subsiding to 2 to 3 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ246-100900-
Point Isabelle to Lower Entrance of Portage Canal MI-
501 PM EST Tue Dec 9 2025

.LATE THIS AFTERNOON...Northwest wind less than 10 knots. Cloudy.
Waves calm to 1 foot.
.TONIGHT...Northeast wind 5 to 15 knots with gusts up to 31 knots
increasing to 15 to 25 knots late. Cloudy. A slight chance of
snow through late evening, then a chance of snow showers by
midnight. Waves building to 3 to 5 feet occasionally to 7 feet.
.WEDNESDAY...North wind 15 to 25 knots backing northwest 15 to
20 knots late. Gusts up to 33 knots. Cloudy. A chance of snow
showers through mid morning, then a slight chance of snow showers
by late morning. Waves building to 3 to 6 feet occasionally to
8 feet, then subsiding to 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest wind 10 to 20 knots with gusts up to
27 knots. Cloudy with a slight chance of snow showers. Waves 1 to
2 feet.
.THURSDAY...Northwest wind 5 to 15 knots with gusts up to
22 knots. Cloudy. Waves calm to 1 foot.

Note: Wave height forecasts are for ice free areas.

$$

LSZ247-100900-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT WEDNESDAY MORNING...

.LATE THIS AFTERNOON...West wind less than 10 knots. Cloudy.
Waves calm to 1 foot.
.TONIGHT...East wind 5 to 15 knots with gale force gusts up to
34 knots becoming northeast 15 to 25 knots with gale force gusts
up to 34 knots late. Cloudy. A slight chance of snow through late
evening, then a chance of snow showers by midnight. Waves
building to 4 to 7 feet occasionally to 9 feet.
.WEDNESDAY...North wind up to 30 knots with gale force gusts up
to 38 knots diminishing to 15 to 25 knots with gale force gusts
up to 38 knots by late morning, then backing northwest 15 to
20 knots with gusts up to 28 knots late. Cloudy. A chance of 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, then subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest wind 10 to 20 knots with gusts up to
27 knots. Cloudy. A slight chance of snow showers in the evening.
Waves subsiding to 1 to 2 feet.
.THURSDAY...Northwest wind 5 to 15 knots. Cloudy. Waves 1 to
2 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ248-100900-
Huron Islands to Marquette MI-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT WEDNESDAY MORNING...

.LATE THIS AFTERNOON...West wind less than 10 knots. Cloudy.
Waves calm to 1 foot.
.TONIGHT...South wind less than 10 knots backing east 10 to
15 knots with gale force gusts up to 34 knots by midnight, then
backing northeast 15 to 25 knots with gale force gusts up to
34 knots late. Cloudy. Snow showers likely by midnight. A chance
of snow showers late. Waves building to 4 to 7 feet occasionally
to 9 feet.
.WEDNESDAY...North wind up to 30 knots backing northwest 20 to
25 knots late. Gale force gusts up to 38 knots. Cloudy. A chance
of snow showers through early afternoon, then a slight chance of
snow showers late. Waves building to 7 to 10 feet occasionally to
13 feet, then subsiding to 5 to 8 feet occasionally to 10 feet.
.WEDNESDAY NIGHT...Northwest wind 15 to 25 knots with gusts up to
33 knots. Cloudy with a chance of snow showers. Waves subsiding
to 3 to 6 feet occasionally to 8 feet.
.THURSDAY...Northwest wind 10 to 20 knots. Cloudy. A chance of
snow showers in the morning, then a slight chance of snow showers
in the afternoon. Waves subsiding to 2 to 3 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ249-100900-
Marquette to Munising MI-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING...

.LATE THIS AFTERNOON...West wind less than 10 knots. Cloudy with
a slight chance of snow showers. Waves 1 to 2 feet.
.TONIGHT...Southwest wind less than 10 knots backing east 5 to
15 knots with gusts up to 32 knots by midnight, then becoming
northeast 15 to 25 knots with gusts up to 32 knots late. Cloudy.
A chance of snow showers by midnight. Waves building to 3 to
5 feet occasionally to 7 feet.
.WEDNESDAY...North wind up to 30 knots backing northwest late.
Gale force gusts up to 39 knots. Cloudy. Snow showers likely
through mid morning, then a chance of snow showers by late
morning. Waves building to 8 to 11 feet occasionally to 14 feet.
.WEDNESDAY NIGHT...Northwest wind up to 30 knots. Snow showers
likely. Waves building to 9 to 12 feet occasionally to 15 feet,
then subsiding to 5 to 8 feet occasionally to 10 feet.
.THURSDAY...Northwest wind 15 to 25 knots. Cloudy. Snow showers
likely in the morning, then a chance of snow showers in the
afternoon. Waves subsiding to 2 to 4 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ250-100900-
Munising to Grand Marais MI-
501 PM EST Tue Dec 9 2025

...GALE WARNING IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING...

.LATE THIS AFTERNOON...West wind 10 to 15 knots. Cloudy with a
slight chance of snow showers. Waves 2 to 3 feet.
.TONIGHT...Southwest wind less than 10 knots backing east 10 to
15 knots with gusts up to 30 knots by midnight, then backing
northeast 15 to 25 knots late. Cloudy. A slight chance of snow
showers through late evening, then a chance of snow showers by
midnight. Waves subsiding to 1 to 2 feet, then building to 3 to
5 feet occasionally to 7 feet.
.WEDNESDAY...North wind 20 to 25 knots backing northwest up to
30 knots late. Cloudy with a chance of snow showers. Waves
building to 8 to 11 feet occasionally to 14 feet.
.WEDNESDAY NIGHT...Northwest wind up to 30 knots. Snow showers
likely. Waves building to 9 to 12 feet occasionally to 15 feet,
then subsiding to 5 to 8 feet occasionally to 10 feet.
.THURSDAY...Northwest wind 15 to 25 knots. Cloudy. Snow showers
likely in the morning, then a chance of snow showers in the
afternoon. Waves subsiding to 2 to 4 feet.

Note: Wave height forecasts are for ice free areas.

$$

LSZ251-100900-
Grand Marais to Whitefish Point MI-
501 PM EST Tue Dec 9 2025

.LATE THIS AFTERNOON...West wind 10 to 15 knots. Cloudy with a
chance of snow showers. Waves 2 to 3 feet.
.TONIGHT...West wind less than 10 knots backing southeast with
gusts up to 28 knots by midnight, then backing northeast 10 to
20 knots with gusts up to 28 knots late. Cloudy. A slight chance
of snow showers through late evening, then a chance of snow
showers by midnight. Waves subsiding to 1 to 2 feet, then
building to 2 to 4 feet.
.WEDNESDAY...Northeast wind 20 to 25 knots backing northwest up
to 30 knots late. Mostly cloudy with a chance of snow showers.
Waves building to 7 to 10 feet occasionally to 13 feet.
.WEDNESDAY NIGHT...Northwest wind up to 30 knots. Cloudy. Snow
showers likely in the evening, then a chance of snow showers
after midnight. Waves building to 9 to 12 feet occasionally to
15 feet, then subsiding to 5 to 8 feet occasionally to 10 feet.
.THURSDAY...Northwest wind 15 to 25 knots. Cloudy with a chance
of snow showers. Waves subsiding to 2 to 4 feet.

Note: Wave height forecasts are for ice free areas.

$$

WFO MQT