Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 070255
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
1055 PM EDT Tue May 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.

LMZ221-070800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
1055 PM EDT Tue May 6 2025

.REST OF TONIGHT...North wind 5 to 15 knots increasing to 15 to
20 knots late. Mostly clear. A slight chance of rain showers by
midnight. Waves calm to 1 foot building to 2 to 3 feet.
.WEDNESDAY...North wind 15 to 20 knots. Partly cloudy through
early afternoon then clearing. A slight chance of rain showers
through mid morning. Waves 2 to 3 feet.
.WEDNESDAY NIGHT...North wind 15 to 20 knots veering northeast
10 to 15 knots after midnight. Clear. Waves subsiding to 1 to
2 feet.
.THURSDAY...Northeast wind less than 10 knots veering east in the
afternoon. Sunny. Waves 1 to 2 feet.

$$

LMZ248-250-070800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1055 PM EDT Tue May 6 2025

.REST OF TONIGHT...North wind 10 to 20 knots. Clear. A slight
chance of rain showers by midnight. Waves calm to 1 foot building
to 2 to 3 feet.
.WEDNESDAY...North wind 10 to 20 knots. Partly cloudy through
early afternoon then clearing. A slight chance of rain showers
through early afternoon. Waves subsiding to 1 to 2 feet.
.WEDNESDAY NIGHT...North wind 10 to 15 knots veering northeast
after midnight. Clear. Waves building to 2 to 3 feet, then
subsiding to 1 to 2 feet.
.THURSDAY...Northeast wind less than 10 knots veering east in the
afternoon. Sunny. Waves 1 to 2 feet.

$$

LSZ240-241-070800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
1055 PM EDT Tue May 6 2025 /955 PM CDT Tue May 6 2025/

.REST OF TONIGHT...Northeast wind 10 to 15 knots with gusts up to
23 knots. Mostly clear. A slight chance of rain showers by
midnight. Waves 1 to 2 feet building to 2 to 4 feet.
.WEDNESDAY...Northeast wind 10 to 20 knots. Mostly sunny. Waves
2 to 4 feet.
.WEDNESDAY NIGHT...East wind 5 to 15 knots in the evening
becoming variable. Clear. Waves subsiding to 1 to 2 feet.
.THURSDAY...Northeast wind less than 10 knots. Sunny. Waves calm
to 1 foot.

$$

LSZ242-243-070800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
1055 PM EDT Tue May 6 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TONIGHT...Northeast wind 10 to 20 knots with gusts up to
27 knots. Partly cloudy. A slight chance of rain showers by
midnight. Waves 3 to 5 feet occasionally to 7 feet building to
3 to 6 feet occasionally to 8 feet, then subsiding to 2 to
4 feet.
.WEDNESDAY...Northeast wind 10 to 20 knots. Mostly sunny. Waves
subsiding to 2 to 3 feet.
.WEDNESDAY NIGHT...East wind 5 to 15 knots. Clear. Waves
subsiding to 1 to 2 feet.
.THURSDAY...East wind less than 10 knots. Sunny. Waves calm to
1 foot.

$$

LSZ244-245-070800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
1055 PM EDT Tue May 6 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TONIGHT...North wind 15 to 20 knots with gusts up to
29 knots. Partly cloudy with a slight chance of rain showers.
Waves 3 to 5 feet occasionally to 7 feet building to 3 to 6 feet
occasionally to 8 feet.
.WEDNESDAY...Northeast wind 10 to 20 knots. Mostly sunny. Waves
subsiding to 2 to 3 feet.
.WEDNESDAY NIGHT...North wind 5 to 15 knots veering east less
than 10 knots after midnight. Clear. Waves subsiding to 1 to
2 feet.
.THURSDAY...East wind less than 10 knots. Sunny. Waves 1 to
2 feet.

$$

LSZ246-070800-
Point Isabelle to Lower Entrance of Portage Canal MI-
1055 PM EDT Tue May 6 2025

.REST OF TONIGHT...North wind 10 to 15 knots with gusts up to
25 knots. Partly cloudy with a slight chance of rain showers.
Waves 1 to 2 feet building to 2 to 3 feet.
.WEDNESDAY...Northeast wind 10 to 15 knots with gusts up to
24 knots. Partly cloudy through early afternoon then clearing.
Waves subsiding to 1 to 2 feet.
.WEDNESDAY NIGHT...Northeast wind less than 10 knots. Clear.
Waves 1 to 2 feet.
.THURSDAY...East wind less than 10 knots with gusts up to
17 knots. Sunny. Waves calm to 1 foot.

$$

LSZ247-070800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
1055 PM EDT Tue May 6 2025

.REST OF TONIGHT...North wind 5 to 15 knots veering northeast
10 to 15 knots late. Gusts up to 22 knots. Mostly clear by late
evening then becoming mostly cloudy. A slight chance of rain
showers by midnight. Waves calm to 1 foot building to 2 to
4 feet.
.WEDNESDAY...Northeast wind 10 to 20 knots becoming 10 to
15 knots late. Mostly cloudy through mid morning then clearing.
Waves subsiding to 2 to 3 feet.
.WEDNESDAY NIGHT...Northeast wind less than 10 knots. Clear.
Waves subsiding to 1 to 2 feet.
.THURSDAY...East wind less than 10 knots with gusts up to
17 knots. Sunny. Waves calm to 1 foot.

$$

LSZ248-070800-
Huron Islands to Marquette MI-
1055 PM EDT Tue May 6 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT WEDNESDAY THROUGH
WEDNESDAY EVENING...

.REST OF TONIGHT...Northwest wind 10 to 15 knots veering north by
midnight. Gusts up to 22 knots. Partly cloudy with a slight
chance of rain showers. Waves 1 to 2 feet building to 3 to 6 feet
occasionally to 8 feet.
.WEDNESDAY...North wind 10 to 20 knots. Mostly cloudy through
early afternoon then clearing. Waves subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...North wind less than 10 knots veering
northeast after midnight. Clear. Waves subsiding to 1 to 2 feet.
.THURSDAY...East wind less than 10 knots. Sunny. Waves 1 to
2 feet.

$$

LSZ249-070800-
Marquette to Munising MI-
1055 PM EDT Tue May 6 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT WEDNESDAY THROUGH
WEDNESDAY EVENING...

.REST OF TONIGHT...Northwest wind 10 to 15 knots veering north
late. Partly cloudy with a slight chance of rain showers. Waves
1 to 2 feet building to 3 to 6 feet occasionally to 8 feet.
.WEDNESDAY...North wind 10 to 20 knots. Partly cloudy through
early afternoon then clearing. A slight chance of rain showers
through mid morning. Waves subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...North wind 5 to 15 knots veering northeast
less than 10 knots after midnight. Clear. Waves subsiding to 2 to
3 feet.
.THURSDAY...Northeast wind less than 10 knots. Sunny. Waves
subsiding to 1 to 2 feet.

$$

LSZ250-070800-
Munising to Grand Marais MI-
1055 PM EDT Tue May 6 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT WEDNESDAY THROUGH
WEDNESDAY AFTERNOON...

.REST OF TONIGHT...West wind less than 10 knots veering north
10 to 15 knots by midnight, then increasing to 15 to 20 knots
late. Mostly clear. A slight chance of rain showers by midnight.
Waves calm to 1 foot building to 3 to 5 feet occasionally to
7 feet.
.WEDNESDAY...Northeast wind 15 to 20 knots backing north 10 to
15 knots late. Partly cloudy through early afternoon then
clearing. Waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...North wind 10 to 15 knots veering northeast
after midnight. Clear. Waves subsiding to 2 to 3 feet.
.THURSDAY...Northeast wind less than 10 knots backing north in
the afternoon. Sunny. Waves subsiding to 1 to 2 feet.

$$

LSZ251-070800-
Grand Marais to Whitefish Point MI-
1055 PM EDT Tue May 6 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT WEDNESDAY THROUGH
WEDNESDAY AFTERNOON...

.REST OF TONIGHT...West wind less than 10 knots veering north
10 to 15 knots by midnight, then increasing to 15 to 20 knots
late. Clear by late evening then becoming partly cloudy. A slight
chance of rain showers by midnight. Waves calm to 1 foot building
to 3 to 5 feet occasionally to 7 feet.
.WEDNESDAY...North wind 15 to 20 knots. Partly cloudy through
early afternoon then clearing. Waves building to 3 to 6 feet
occasionally to 8 feet, then subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots. Clear. Waves
subsiding to 2 to 3 feet, then building to 2 to 4 feet.
.THURSDAY...Northeast wind less than 10 knots backing north in
the afternoon. Sunny. Waves 1 to 2 feet.

$$

WFO MQT