Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 061027
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
627 AM EDT Sun Apr 6 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.

LMZ221-062000-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...West wind less than 10 knots. Clear. Waves
calm to 1 foot.
.TODAY...Southwest wind less than 10 knots backing south 10 to
20 knots by late morning. Mostly sunny through early afternoon,
then cloudy with a chance of snow showers possibly mixed with
rain showers late. Waves building to 2 to 3 feet.
.TONIGHT...East wind 10 to 20 knots backing north 15 to 25 knots
with gusts up to 32 knots by midnight. Mostly cloudy. A chance of
rain showers and 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.
.MONDAY...North wind 20 to 25 knots with gusts up to 33 knots.
Mostly cloudy. A slight chance of snow showers in the morning.
Waves building to 3 to 6 feet occasionally to 8 feet, then
subsiding to 2 to 4 feet.
.MONDAY NIGHT...Northwest wind 10 to 20 knots with gusts up to
29 knots. Partly cloudy. A slight chance of snow showers in the
evening. Waves subsiding to 1 to 2 feet.

$$

LMZ248-250-062000-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...West wind less than 10 knots. Clear. Waves
calm to 1 foot.
.TODAY...West wind less than 10 knots backing south 10 to
20 knots by late morning. Mostly sunny through early afternoon
then becoming mostly cloudy. A slight chance of rain showers and
snow showers late. Waves building to 2 to 3 feet.
.TONIGHT...Southeast wind 10 to 20 knots backing north 15 to
25 knots by midnight. Mostly cloudy. A chance of snow showers
possibly mixed with rain showers through late evening, then a
chance of snow showers by midnight. Waves building to 2 to
4 feet, then subsiding to 2 to 3 feet.
.MONDAY...North wind 20 to 25 knots with gusts up to 33 knots.
Mostly cloudy. A slight chance of snow showers in the afternoon.
Waves building to 3 to 6 feet occasionally to 8 feet, then
subsiding to 3 to 5 feet occasionally to 7 feet.
.MONDAY NIGHT...Northwest wind 15 to 25 knots diminishing to
10 to 15 knots after midnight. Mostly cloudy with a slight chance
of snow showers. Waves subsiding to 1 to 2 feet.

$$

LSZ240-241-062000-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
627 AM EDT Sun Apr 6 2025 /527 AM CDT Sun Apr 6 2025/

.EARLY THIS MORNING...Southwest wind less than 10 knots. Partly
cloudy. Waves 1 to 2 feet.
.TODAY...Southwest wind less than 10 knots veering north late.
Partly cloudy. A slight chance of snow showers late. Waves 1 to
2 feet.
.TONIGHT...Northeast wind 15 to 25 knots. Cloudy with a chance of
snow showers. Freezing spray late. Waves building to 5 to 8 feet
occasionally to 10 feet.
.MONDAY...North wind 15 to 20 knots diminishing to 10 to 15 knots
in the afternoon. Gusts up to 28 knots. Partly cloudy. A slight
chance of snow showers in the morning. Freezing spray in the
morning. Waves subsiding to 2 to 3 feet.
.MONDAY NIGHT...North wind less than 10 knots. Partly cloudy.
Waves subsiding to 1 to 2 feet.

$$

LSZ242-243-062000-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...Variable wind less than 10 knots. Partly
cloudy. Waves 1 to 2 feet.
.TODAY...Southwest wind less than 10 knots veering northeast
late. Partly cloudy. A slight chance of snow showers late. Waves
1 to 2 feet.
.TONIGHT...Northeast wind 15 to 25 knots. Cloudy. A chance of
snow showers through midnight, then a slight chance of snow
showers late. Freezing spray late. Waves building to 5 to 8 feet
occasionally to 10 feet.
.MONDAY...North wind 15 to 25 knots becoming 15 to 20 knots in
the afternoon. Gusts up to 32 knots. Mostly cloudy. A slight
chance of snow showers in the morning. Freezing spray through the
day. Waves subsiding to 2 to 4 feet.
.MONDAY NIGHT...North wind 10 to 15 knots. Partly cloudy in the
evening then becoming mostly cloudy. Waves subsiding to 2 to
3 feet.

$$

LSZ244-245-062000-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...Northwest wind 5 to 15 knots. Clear. Waves
2 to 3 feet subsiding to 1 to 2 feet.
.TODAY...West wind less than 10 knots backing southeast by late
morning, then backing east late. Mostly sunny through mid morning
then becoming mostly cloudy. A slight chance of snow showers by
late morning. Waves 1 to 2 feet.
.TONIGHT...Northeast wind 15 to 25 knots backing north 20 to
25 knots by midnight. Cloudy. A chance of snow showers through
midnight, then a slight chance of snow showers late. Freezing
spray late. Waves building to 5 to 8 feet occasionally to
10 feet.
.MONDAY...North wind 20 to 25 knots. Mostly cloudy. A slight
chance of snow showers in the morning. Freezing spray through the
day. Waves subsiding to 4 to 7 feet occasionally to 9 feet.
.MONDAY NIGHT...North wind 10 to 20 knots. Partly cloudy in the
evening then becoming mostly cloudy. Waves subsiding to 2 to
4 feet.

$$

LSZ246-062000-
Point Isabelle to Lower Entrance of Portage Canal MI-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...Variable wind less than 10 knots. Mostly
clear. Waves calm to 1 foot.
.TODAY...Southwest wind less than 10 knots backing southeast by
late morning, then backing east late. Partly cloudy. A chance of
snow showers late. Waves calm to 1 foot.
.TONIGHT...Northeast wind 10 to 15 knots backing north 15 to
20 knots by midnight. Gusts up to 29 knots. Cloudy with a chance
of snow showers. Waves building to 2 to 4 feet.
.MONDAY...North wind 15 to 20 knots backing northwest in the
afternoon. Gusts up to 27 knots. Mostly cloudy. A slight chance
of snow showers in the morning. Waves subsiding to 1 to 2 feet.
.MONDAY NIGHT...North wind 10 to 15 knots with gusts up to
22 knots. Mostly cloudy. Waves 1 to 2 feet.

$$

LSZ247-062000-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...West wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
.TODAY...Southwest wind less than 10 knots backing northeast 5 to
15 knots by late morning. Partly cloudy. A chance of snow showers
late. Waves calm to 1 foot.
.TONIGHT...Northeast wind 10 to 15 knots backing north 15 to
25 knots by midnight. Cloudy with a chance of snow showers. Waves
building to 4 to 7 feet occasionally to 9 feet.
.MONDAY...North wind 15 to 20 knots backing northwest in the
afternoon. Gusts up to 28 knots. Mostly cloudy. A chance of snow
showers in the morning. Waves subsiding to 2 to 3 feet.
.MONDAY NIGHT...North wind 10 to 15 knots. Mostly cloudy. Waves
subsiding to 1 to 2 feet.

$$

LSZ248-062000-
Huron Islands to Marquette MI-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...West wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.TODAY...West wind less than 10 knots backing southeast by late
morning, then backing east 10 to 15 knots late. Partly cloudy
through mid morning, then a slight chance of snow showers by late
morning. Cloudy with a chance of snow showers late. Waves
building to 1 to 2 feet.
.TONIGHT...Northeast wind 10 to 15 knots backing north 15 to
25 knots by midnight. A chance of snow showers through late
evening, then snow showers likely by midnight. A chance of snow
showers late. Freezing spray late. Waves building to 6 to 9 feet
occasionally to 11 feet.
.MONDAY...North wind 20 to 25 knots backing northwest in the
afternoon. Mostly cloudy. A chance of snow showers in the
morning, then a slight chance of snow showers in the afternoon.
Freezing spray through the day. Waves building to 7 to 10 feet
occasionally to 13 feet, then subsiding to 5 to 8 feet
occasionally to 10 feet.
.MONDAY NIGHT...North wind 10 to 20 knots with gusts up to
27 knots. Freezing spray in the evening. Mostly cloudy with a
slight chance of snow showers. Waves subsiding to 3 to 5 feet
occasionally to 7 feet.

$$

LSZ249-062000-
Marquette to Munising MI-
627 AM EDT Sun Apr 6 2025

.EARLY THIS MORNING...West wind less than 10 knots. Clear. Waves
2 to 3 feet.
.TODAY...West wind less than 10 knots veering east 5 to 15 knots
by late morning. Mostly sunny through early afternoon, then
cloudy with a chance of snow showers late. Waves subsiding to
1 to 2 feet.
.TONIGHT...Northeast wind 10 to 15 knots backing north 15 to
25 knots with gusts up to 32 knots by midnight. Cloudy with a
chance of snow showers. Freezing spray late. Waves building to
6 to 9 feet occasionally to 11 feet.
.MONDAY...North wind 20 to 25 knots. Gusts up to 32 knots. Mostly
cloudy. A chance of snow showers in the morning, then a slight
chance of snow showers in the afternoon. Freezing spray through
the day. Waves building to 7 to 10 feet occasionally to 13 feet,
then subsiding to 6 to 9 feet occasionally to 11 feet.
.MONDAY NIGHT...North wind 15 to 25 knots. Freezing spray in the
evening. Mostly cloudy with a slight chance of snow showers.
Waves subsiding to 3 to 6 feet occasionally to 8 feet.

$$

LSZ250-062000-
Munising to Grand Marais MI-
627 AM EDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING...

.EARLY THIS MORNING...West wind 5 to 15 knots. Clear. Waves 2 to
4 feet.
.TODAY...West wind 10 to 15 knots veering northwest less than
10 knots by late morning, then veering northeast 5 to 15 knots
late. Mostly sunny through early afternoon, then cloudy with a
chance of snow showers late. Waves subsiding to 1 to 2 feet.
.TONIGHT...Northeast wind 10 to 15 knots backing north 15 to
25 knots by midnight. Cloudy with a chance of snow showers.
Freezing spray late. Waves building to 5 to 8 feet occasionally
to 10 feet.
.MONDAY...North wind 20 to 25 knots. Gusts up to 32 knots. Mostly
cloudy with a slight chance of snow showers. Freezing spray.
Waves building to 6 to 9 feet occasionally to 11 feet.
.MONDAY NIGHT...North wind 15 to 25 knots. Cloudy. A chance of
snow showers in the evening, then a slight chance of snow showers
after midnight. Freezing spray through the night. Waves subsiding
to 3 to 6 feet occasionally to 8 feet.

$$

LSZ251-062000-
Grand Marais to Whitefish Point MI-
627 AM EDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING...

.EARLY THIS MORNING...West wind 5 to 15 knots. Mostly clear with
a slight chance of snow showers. Waves 3 to 5 feet occasionally
to 7 feet subsiding to 2 to 4 feet.
.TODAY...West wind 5 to 15 knots veering northeast less than
10 knots late. Sunny through early afternoon, then mostly cloudy
with a chance of snow showers late. Waves subsiding to 1 to
2 feet.
.TONIGHT...Northeast wind 10 to 20 knots with gusts up to
31 knots increasing to 20 to 25 knots late. Cloudy with a chance
of snow showers. Waves building to 5 to 8 feet occasionally to
10 feet.
.MONDAY...North wind 20 to 25 knots. Mostly cloudy with a slight
chance of snow showers. Freezing spray through the day. Waves
5 to 8 feet occasionally to 10 feet.
.MONDAY NIGHT...North wind 15 to 25 knots. Mostly cloudy. A
slight chance of snow showers in the evening. Freezing spray
through the night. Waves subsiding to 3 to 5 feet occasionally to
7 feet.

$$

WFO MQT