Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 191411
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
1011 AM EDT Sat Apr 19 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.

LMZ221-192000-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind less than 10 knots veering north
late. Mostly cloudy. Waves 1 to 2 feet.
.TONIGHT...Northeast wind less than 10 knots through midnight
becoming variable. Mostly clear. Waves calm to 1 foot.
.SUNDAY...Southeast wind less than 10 knots backing east in the
afternoon. Partly cloudy. Waves calm to 1 foot.
.SUNDAY NIGHT...East wind 10 to 20 knots. Cloudy. A chance of
rain showers in the evening, then rain showers after midnight.
Waves building to 2 to 4 feet.

$$

LMZ248-250-192000-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind 10 to 15 knots veering north 5 to
15 knots late. Partly cloudy. Waves 1 to 2 feet.
.TONIGHT...North wind less than 10 knots through midnight
becoming variable. Clear. Waves calm to 1 foot.
.SUNDAY...Southeast wind less than 10 knots backing east 5 to
15 knots in the afternoon. Partly cloudy. Waves building to 1 to
2 feet.
.SUNDAY NIGHT...East wind 10 to 20 knots with gusts up to
28 knots. Cloudy. A chance of rain showers in the evening, then
rain showers after midnight. Waves building to 3 to 5 feet
occasionally to 7 feet.

$$

LSZ240-241-192000-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
1011 AM EDT Sat Apr 19 2025 /911 AM CDT Sat Apr 19 2025/

.REST OF TODAY...Northwest wind less than 10 knots backing west
late. Mostly cloudy by late morning then clearing. Waves 1 to
2 feet.
.TONIGHT...South wind less than 10 knots. Clear. Waves calm to
1 foot.
.SUNDAY...South wind less than 10 knots backing northeast in the
afternoon. Sunny in the morning then becoming partly cloudy.
Waves building to 1 to 2 feet.
.SUNDAY NIGHT...East wind less than 10 knots increasing to 10 to
15 knots after midnight. Gusts up to 23 knots. Cloudy. A slight
chance of rain showers in the evening, then rain showers likely
after midnight. Waves 1 to 2 feet.

$$

LSZ242-243-192000-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind 5 to 15 knots backing west less
than 10 knots late. Mostly cloudy by late morning then becoming
mostly sunny. Isolated rain showers and snow showers by late
morning. Waves 2 to 3 feet subsiding to 1 to 2 feet.
.TONIGHT...Southwest wind less than 10 knots backing south by
midnight. Clear. Waves calm to 1 foot.
.SUNDAY...South wind less than 10 knots backing east 5 to
15 knots in the afternoon. Sunny in the morning then becoming
partly cloudy. Waves calm to 1 foot.
.SUNDAY NIGHT...East wind 10 to 15 knots. Cloudy. A slight chance
of rain showers in the evening, then rain showers likely after
midnight. Waves building to 1 to 2 feet.

$$

LSZ244-245-192000-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind 10 to 20 knots becoming 10 to
15 knots late. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to
2 feet.
.TONIGHT...West wind less than 10 knots backing south late.
Clear. Waves 1 to 2 feet.
.SUNDAY...South wind less than 10 knots backing southeast 10 to
15 knots in the afternoon. Sunny in the morning then becoming
partly cloudy. Waves building to 2 to 3 feet.
.SUNDAY NIGHT...Southeast wind 10 to 15 knots. Cloudy. A slight
chance of rain showers in the evening, then a chance of rain
showers after midnight. Waves 2 to 3 feet.

$$

LSZ246-192000-
Point Isabelle to Lower Entrance of Portage Canal MI-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind 5 to 15 knots becoming less than
10 knots late. Mostly cloudy by late morning then becoming mostly
sunny. Waves calm to 1 foot.
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot.
.SUNDAY...South wind less than 10 knots backing east 5 to
15 knots in the afternoon. Mostly sunny. Waves building to 1 to
2 feet.
.SUNDAY NIGHT...East wind 10 to 15 knots with gusts up to
22 knots. Cloudy. A slight chance of rain showers in the evening,
then rain showers likely after midnight. Waves building to 2 to
3 feet.

$$

LSZ247-192000-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind 5 to 15 knots. Mostly cloudy.
Isolated rain showers and snow showers late in the morning. Waves
1 to 2 feet.
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot.
.SUNDAY...South wind less than 10 knots backing east 10 to
15 knots in the afternoon. Mostly sunny. Waves building to 2 to
3 feet.
.SUNDAY NIGHT...Southeast wind 10 to 15 knots backing east after
midnight. Gusts up to 23 knots. Cloudy. A slight chance of rain
showers in the evening, then rain showers likely after midnight.
Waves subsiding to 1 to 2 feet, then building to 2 to 3 feet.

$$

LSZ248-192000-
Huron Islands to Marquette MI-
1011 AM EDT Sat Apr 19 2025

.REST OF TODAY...Northwest wind 5 to 15 knots. Mostly cloudy by
late morning then becoming mostly sunny. Waves 2 to 4 feet
subsiding to 2 to 3 feet.
.TONIGHT...Northwest wind less than 10 knots backing south by
midnight. Clear. Waves subsiding to 1 to 2 feet.
.SUNDAY...South wind less than 10 knots backing southeast 10 to
15 knots in the afternoon. Mostly sunny. Waves building to 2 to
3 feet.
.SUNDAY NIGHT...Southeast wind 10 to 15 knots backing east after
midnight. Gusts up to 23 knots. Cloudy. A slight chance of rain
showers in the evening, then rain showers likely after midnight.
Waves subsiding to 1 to 2 feet, then building to 2 to 3 feet.

$$

LSZ249-192000-
Marquette to Munising MI-
1011 AM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...

.REST OF TODAY...Northwest wind 10 to 20 knots. Mostly cloudy by
late morning then becoming mostly sunny. Waves 3 to 5 feet
occasionally to 7 feet subsiding to 2 to 4 feet.
.TONIGHT...Northwest wind less than 10 knots through late evening
becoming variable, then becoming south less than 10 knots late.
Clear. Waves subsiding to 1 to 2 feet.
.SUNDAY...South wind less than 10 knots backing east 10 to
15 knots in the afternoon. Partly cloudy. Waves calm to 1 foot.
.SUNDAY NIGHT...Southeast wind 5 to 15 knots. Cloudy. A slight
chance of rain showers in the evening, then rain showers likely
after midnight. Waves 1 to 2 feet.

$$

LSZ250-192000-
Munising to Grand Marais MI-
1011 AM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.REST OF TODAY...Northwest wind 10 to 20 knots. Mostly cloudy by
late morning then becoming mostly sunny. 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 by midnight, then backing south late. Clear. Waves
subsiding to 1 to 2 feet.
.SUNDAY...Southeast wind less than 10 knots backing east 5 to
15 knots in the afternoon. Mostly sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Southeast wind 10 to 20 knots. Cloudy. A slight
chance of rain showers in the evening, then rain showers likely
after midnight. Waves building to 2 to 3 feet.

$$

LSZ251-192000-
Grand Marais to Whitefish Point MI-
1011 AM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...Northwest wind 10 to 20 knots. Mostly 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. Clear. Waves subsiding to 1 to 2 feet.
.SUNDAY...Southeast wind less than 10 knots backing east 10 to
15 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...Southeast wind 10 to 20 knots. Cloudy. Rain
showers likely after midnight. Waves building to 2 to 3 feet.

$$

WFO MQT