Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 240301
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
1101 PM EDT Wed Jul 23 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.

LMZ221-240800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...South wind 5 to 15 knots veering southwest
late. Mostly cloudy. A chance of thunderstorms and a slight
chance of showers by midnight, then a slight chance of showers
and thunderstorms late. Patchy fog through the night. Waves 2 to
3 feet subsiding to 1 to 2 feet.
.THURSDAY...Southwest wind less than 10 knots veering northwest
late. Showers likely and a chance of thunderstorms. Waves 1 to
2 feet.
.THURSDAY NIGHT...North wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.FRIDAY...Northeast wind less than 10 knots in the morning
becoming variable. Mostly sunny. Waves calm to 1 foot.

$$

LMZ248-250-240800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1101 PM EDT Wed Jul 23 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT THURSDAY...

.REST OF TONIGHT...Southwest wind 5 to 15 knots with gusts up to
24 knots. Mostly cloudy. A chance of showers and thunderstorms by
midnight, then a slight chance of showers and thunderstorms late.
Patchy fog through the night. Waves 2 to 4 feet subsiding to 2 to
3 feet.
.THURSDAY...Southwest wind less than 10 knots veering northwest
late. Gusts up to 18 knots. Patchy fog through mid morning.
Mostly cloudy with a chance of showers and thunderstorms. Waves
subsiding to 1 to 2 feet.
.THURSDAY NIGHT...North wind less than 10 knots. Mostly clear.
Waves 1 to 2 feet.
.FRIDAY...Northeast wind less than 10 knots in the morning
becoming variable. Mostly sunny. Waves calm to 1 foot.

$$

LSZ240-241-240800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
1101 PM EDT Wed Jul 23 2025 /1001 PM CDT Wed Jul 23 2025/

.REST OF TONIGHT...West wind less than 10 knots. Cloudy. A chance
of showers and thunderstorms by midnight, then a chance of
showers and a slight chance of thunderstorms late. Patchy fog
through the night. Waves calm to 1 foot.
.THURSDAY...Northwest wind less than 10 knots through early
afternoon becoming variable. Mostly cloudy through early
afternoon then clearing. A chance of showers and a slight chance
of thunderstorms through mid morning, then a slight chance of
showers by late morning. Patchy fog through early afternoon.
Waves calm to 1 foot.
.THURSDAY NIGHT...Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.

$$

LSZ242-243-240800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...Northwest wind less than 10 knots. Cloudy with
a chance of showers and thunderstorms. Patchy fog. Waves calm to
1 foot.
.THURSDAY...Northwest wind less than 10 knots backing west late.
Mostly cloudy through early afternoon then becoming mostly sunny.
A chance of showers and a slight chance of thunderstorms through
mid morning. Patchy fog through mid morning. Waves calm to
1 foot.
.THURSDAY NIGHT...Variable wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.

$$

LSZ244-245-240800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...West wind less than 10 knots. Cloudy with a
chance of showers and a slight chance of thunderstorms. Patchy
fog. Waves 1 to 2 feet.
.THURSDAY...Northwest wind less than 10 knots backing west late.
Mostly cloudy through early afternoon then becoming mostly sunny.
A chance of showers and a slight chance of thunderstorms through
mid morning, then a slight chance of showers by late morning.
Patchy fog through early afternoon. Waves calm to 1 foot.
.THURSDAY NIGHT...Variable wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots. Partly cloudy. Waves
calm to 1 foot.

$$

LSZ246-240800-
Point Isabelle to Lower Entrance of Portage Canal MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...West wind less than 10 knots. Cloudy with a
chance of showers and a slight chance of thunderstorms. Patchy
fog. Waves calm to 1 foot.
.THURSDAY...Variable wind less than 10 knots. Patchy fog through
mid morning. Cloudy with a chance of showers and a slight chance
of thunderstorms through mid morning, then partly cloudy with a
slight chance of showers by late morning. Mostly sunny late.
Waves calm to 1 foot.
.THURSDAY NIGHT...Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Mostly sunny. Waves calm to
1 foot.

$$

LSZ247-240800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...West wind less than 10 knots veering northwest
late. Cloudy with a chance of showers and a slight chance of
thunderstorms. Patchy fog. Waves calm to 1 foot.
.THURSDAY...Northwest wind less than 10 knots through early
afternoon becoming variable. Patchy fog through mid morning.
Cloudy with a chance of showers and a slight chance of
thunderstorms through mid morning, then partly cloudy with a
slight chance of showers by late morning. Sunny late. Waves calm
to 1 foot.
.THURSDAY NIGHT...Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots in the afternoon. Mostly sunny. Waves calm to
1 foot.

$$

LSZ248-240800-
Huron Islands to Marquette MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...West wind less than 10 knots. Cloudy with a
chance of showers and a slight chance of thunderstorms. Patchy
fog. Waves calm to 1 foot.
.THURSDAY...Northwest wind less than 10 knots. Mostly cloudy
through early afternoon then becoming mostly sunny. Patchy fog
through mid morning. A chance of showers and a slight chance of
thunderstorms through early afternoon, then a slight chance of
showers and thunderstorms late. Waves calm to 1 foot.
.THURSDAY NIGHT...Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots. Gusts up to 15 knots.
Mostly sunny. Waves calm to 1 foot.

$$

LSZ249-240800-
Marquette to Munising MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...Southwest wind less than 10 knots. Cloudy with
a chance of showers and thunderstorms. Patchy fog. Waves 1 to
2 feet.
.THURSDAY...Northwest wind less than 10 knots. Mostly cloudy.
Patchy fog through early afternoon. Showers likely in the
morning. A chance of thunderstorms through the day. A chance of
showers in the afternoon. Waves calm to 1 foot.
.THURSDAY NIGHT...Northwest wind less than 10 knots in the
evening becoming variable. Partly cloudy. Waves calm to 1 foot.
.FRIDAY...Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.

$$

LSZ250-240800-
Munising to Grand Marais MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...Southwest wind 5 to 15 knots. Cloudy. A chance
of showers and a slight chance of thunderstorms by midnight, then
a slight chance of showers and thunderstorms late. Patchy fog
through the night. Waves 1 to 2 feet.
.THURSDAY...West wind less than 10 knots veering northwest by
late morning. Cloudy. Patchy fog through early afternoon. Showers
likely in the morning. A chance of thunderstorms through the day.
A chance of showers in the afternoon. Waves calm to 1 foot.
.THURSDAY NIGHT...Northwest wind less than 10 knots. Mostly
cloudy in the evening then becoming partly cloudy. Waves calm to
1 foot.
.FRIDAY...Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.

$$

LSZ251-240800-
Grand Marais to Whitefish Point MI-
1101 PM EDT Wed Jul 23 2025

.REST OF TONIGHT...Southwest wind 5 to 15 knots. Cloudy. A chance
of showers and thunderstorms by midnight, then a slight chance of
showers and thunderstorms late. Patchy fog through the night.
Waves 1 to 2 feet.
.THURSDAY...West wind less than 10 knots veering northwest by
late morning. Showers likely and a chance of thunderstorms
through early afternoon, then a chance of showers and
thunderstorms late. Patchy fog through the day. Waves calm to
1 foot.
.THURSDAY NIGHT...Northwest wind less than 10 knots. Mostly
cloudy. Waves calm to 1 foot.
.FRIDAY...Northwest wind less than 10 knots veering north in the
afternoon. Mostly sunny. Waves calm to 1 foot.

$$

WFO MQT