Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 211605
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
1105 AM EST Fri Nov 21 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.

LMZ221-212100-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
1105 AM EST Fri Nov 21 2025

.REST OF TODAY...West wind 10 to 15 knots veering northwest late.
Partly cloudy. Waves 2 to 3 feet subsiding to 1 to 2 feet.
.TONIGHT...Northwest wind 5 to 15 knots becoming less than
10 knots late. Mostly clear. Waves 1 to 2 feet.
.SATURDAY...West wind 5 to 15 knots backing southwest 15 to
20 knots in the afternoon. Mostly cloudy. A slight chance of rain
showers and snow showers in the afternoon. Waves building to 2 to
4 feet.
.SATURDAY NIGHT...West wind 10 to 20 knots becoming 10 to
15 knots after midnight. Partly cloudy. Waves subsiding to 1 to
2 feet.

$$

LMZ248-250-212100-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1105 AM EST Fri Nov 21 2025

.REST OF TODAY...West wind 15 to 20 knots veering northwest 10 to
15 knots late. Partly cloudy. Waves 2 to 3 feet subsiding to 1 to
2 feet.
.TONIGHT...Northwest wind 5 to 15 knots. Partly cloudy. Waves
1 to 2 feet.
.SATURDAY...West wind 5 to 15 knots backing southwest 15 to
20 knots in the afternoon. Mostly cloudy. A slight chance of rain
showers and snow showers in the afternoon. Waves building to 2 to
3 feet.
.SATURDAY NIGHT...West wind 10 to 20 knots veering northwest
10 to 15 knots after midnight. Partly cloudy. Waves building to
2 to 4 feet, then subsiding to 1 to 2 feet.

$$

LSZ240-212100-
Saxon Harbor WI to Black River MI-
1105 AM EST Fri Nov 21 2025 /1005 AM CST Fri Nov 21 2025/

.REST OF TODAY...Northwest wind 10 to 20 knots. Partly cloudy.
Waves 2 to 4 feet subsiding to 1 to 2 feet.
.TONIGHT...West wind less than 10 knots backing south late.
Mostly clear through midnight then becoming mostly cloudy. Waves
1 to 2 feet.
.SATURDAY...Southwest wind 10 to 15 knots. Cloudy in the morning
then becoming partly cloudy. Waves building to 1 to 2 feet.
.SATURDAY NIGHT...West wind 10 to 15 knots. Mostly clear. Waves
1 to 2 feet.

$$

LSZ241-212100-
Black River to Ontonagon MI-
1105 AM EST Fri Nov 21 2025 /1005 AM CST Fri Nov 21 2025/

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST /3 PM CST/ THIS
AFTERNOON...

.REST OF TODAY...Northwest wind 10 to 20 knots. Mostly cloudy.
Waves 3 to 6 feet occasionally to 8 feet subsiding to 2 to
3 feet.
.TONIGHT...Northwest wind 10 to 15 knots backing southwest less
than 10 knots late. Partly cloudy through midnight then becoming
mostly cloudy. Waves subsiding to 1 to 2 feet.
.SATURDAY...South wind 10 to 15 knots veering west 15 to 20 knots
in the afternoon. Cloudy with a slight chance of snow showers in
the morning, then partly cloudy in the afternoon. Waves building
to 2 to 3 feet.
.SATURDAY NIGHT...West wind 15 to 20 knots. Mostly clear. Waves
building to 2 to 4 feet.

$$

LSZ242-243-212100-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...

.REST OF TODAY...Northwest wind 10 to 20 knots. Cloudy. Waves
3 to 6 feet occasionally to 8 feet subsiding to 2 to 3 feet.
.TONIGHT...Northwest wind 5 to 15 knots backing southwest late.
Mostly cloudy then becoming partly cloudy by midnight then
becoming mostly cloudy. Waves subsiding to 1 to 2 feet.
.SATURDAY...South wind 10 to 15 knots veering southwest 10 to
20 knots in the afternoon. Cloudy. A slight chance of snow
showers possibly mixed with rain showers in the morning, then a
chance of rain showers possibly mixed with snow showers in the
afternoon. Waves building to 2 to 4 feet.
.SATURDAY NIGHT...West wind 15 to 20 knots. Partly cloudy. Waves
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
2 to 4 feet.

$$

LSZ245-212100-
Manitou Island to Point Isabelle MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...Northwest wind 15 to 20 knots. Cloudy. Waves
3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet.
.TONIGHT...Northwest wind 5 to 15 knots backing west less than
10 knots late. Mostly cloudy. Waves subsiding to 1 to 2 feet.
.SATURDAY...Southwest wind 5 to 15 knots. Cloudy. A chance of
rain showers possibly mixed with snow showers in the afternoon.
Waves building to 2 to 3 feet.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots. Mostly cloudy in
the evening then becoming partly cloudy. Waves subsiding to 1 to
2 feet, then building to 2 to 4 feet.

$$

LSZ244-212100-
Eagle River to Manitou Island MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...

.REST OF TODAY...Northwest wind 15 to 20 knots. Cloudy. Waves
3 to 6 feet occasionally to 8 feet subsiding to 3 to 5 feet
occasionally to 7 feet.
.TONIGHT...Northwest wind 10 to 15 knots backing west less than
10 knots late. Mostly cloudy. Waves subsiding to 1 to 2 feet.
.SATURDAY...Southwest wind 10 to 20 knots. Cloudy. A slight
chance of rain showers and snow showers in the morning, then a
chance of rain showers possibly mixed with snow showers in the
afternoon. Waves building to 2 to 4 feet.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots. Mostly cloudy in
the evening then becoming partly cloudy. Waves building to 3 to
5 feet occasionally to 7 feet.

$$

LSZ246-212100-
Point Isabelle to Lower Entrance of Portage Canal MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...Northwest wind 10 to 15 knots with gusts up to
25 knots. Cloudy. Waves 1 to 2 feet.
.TONIGHT...Northwest wind less than 10 knots backing west late.
Gusts up to 17 knots. Mostly cloudy. Waves calm to 1 foot.
.SATURDAY...Southwest wind 10 to 15 knots. Cloudy. A slight
chance of snow showers in the morning, then a chance of rain
showers possibly mixed with snow showers in the afternoon. Waves
building to 1 to 2 feet.
.SATURDAY NIGHT...West wind 10 to 15 knots with gusts up to
24 knots. Mostly cloudy in the evening then becoming partly
cloudy. Waves 1 to 2 feet.

$$

LSZ247-212100-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...Northwest wind 10 to 20 knots. Cloudy. Waves
2 to 3 feet subsiding to 1 to 2 feet.
.TONIGHT...West wind 5 to 15 knots backing southwest less than
10 knots late. Cloudy through midnight then becoming partly
cloudy. Waves 1 to 2 feet.
.SATURDAY...Southwest wind 5 to 15 knots. Cloudy. A chance of
rain showers possibly mixed with snow showers in the afternoon.
Waves building to 1 to 2 feet.
.SATURDAY NIGHT...West wind 15 to 20 knots. Partly cloudy. Waves
building to 2 to 3 feet.

$$

LSZ248-212100-
Huron Islands to Marquette MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.REST OF TODAY...Northwest wind 15 to 20 knots. Cloudy. Waves
3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet.
.TONIGHT...Northwest wind 10 to 15 knots backing west less than
10 knots late. Cloudy through midnight then becoming partly
cloudy. Waves subsiding to 1 to 2 feet.
.SATURDAY...Southwest wind 5 to 15 knots. Mostly cloudy. A chance
of rain showers possibly mixed with snow showers in the
afternoon. Waves 1 to 2 feet.
.SATURDAY NIGHT...West wind 10 to 20 knots with gusts up to
27 knots. Mostly cloudy in the evening then becoming partly
cloudy. Waves building to 2 to 4 feet.

$$

LSZ249-212100-
Marquette to Munising MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northwest wind 15 to 25 knots. Mostly cloudy.
Waves 3 to 6 feet occasionally to 8 feet.
.TONIGHT...Northwest wind 10 to 20 knots backing west less than
10 knots late. Mostly cloudy. Waves subsiding to 2 to 3 feet.
.SATURDAY...Southwest wind 10 to 15 knots. Mostly cloudy. A
chance of rain showers and snow showers in the afternoon. Waves
subsiding to 1 to 2 feet.
.SATURDAY NIGHT...West wind 10 to 20 knots veering northwest
15 to 20 knots after midnight. Mostly cloudy. A slight chance of
rain showers in the evening. Waves building to 3 to 6 feet
occasionally to 8 feet.

$$

LSZ250-212100-
Munising to Grand Marais MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northwest wind 15 to 25 knots. Mostly cloudy. A
slight chance of rain showers possibly mixed with snow showers by
late morning, then a slight chance of snow showers late. Waves
4 to 7 feet occasionally to 9 feet.
.TONIGHT...Northwest wind 10 to 20 knots becoming 10 to 15 knots
late. Cloudy. Waves subsiding to 2 to 3 feet.
.SATURDAY...Southwest wind 10 to 15 knots backing south 10 to
20 knots in the afternoon. Cloudy. A chance of rain showers and
snow showers in the afternoon. Waves subsiding to 1 to 2 feet.
.SATURDAY NIGHT...West wind 15 to 20 knots veering northwest
after midnight. Mostly cloudy. A chance of rain showers in the
evening. Waves building to 4 to 7 feet occasionally to 9 feet.

$$

LSZ251-212100-
Grand Marais to Whitefish Point MI-
1105 AM EST Fri Nov 21 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northwest wind 20 to 25 knots. Mostly cloudy. A
chance of rain showers by late morning, then a slight chance of
rain showers and snow showers late. Waves 5 to 8 feet
occasionally to 10 feet subsiding to 4 to 7 feet occasionally to
9 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Cloudy. A slight chance
of snow showers through midnight. Waves subsiding to 2 to 4 feet.
.SATURDAY...West wind 10 to 15 knots backing southwest in the
afternoon. Cloudy. A chance of rain showers possibly mixed with
snow showers in the afternoon. Waves subsiding to 1 to 2 feet.
.SATURDAY NIGHT...Southwest wind 15 to 20 knots veering northwest
after midnight. Cloudy. A chance of rain showers in the evening,
then a slight chance of rain showers after midnight. Waves
building to 4 to 7 feet occasionally to 9 feet.

$$

WFO MQT