Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 181956
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
355 PM EDT Thu Apr 18 2024

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.

LMZ221-248-250-182100-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
355 PM EDT Thu Apr 18 2024

.REST OF TODAY...South wind 10 to 15 knots. Mostly cloudy with a
slight chance of rain showers. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots veering west by
midnight. Mostly cloudy with a chance of rain showers through
late evening, then partly cloudy with a slight chance of rain
showers by midnight. Mostly clear late. Waves building to 2 to
3 feet, then subsiding to 1 to 2 feet.
.FRIDAY...West wind 10 to 15 knots with gusts up to 28 knots.
Mostly sunny in the morning, then mostly cloudy with a slight
chance of rain showers in the afternoon. Waves building to 2 to
4 feet, then subsiding to 2 to 3 feet.
.FRIDAY NIGHT...West wind 10 to 20 knots. Partly cloudy. Waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet.

$$

LSZ240-241-182100-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
355 PM EDT Thu Apr 18 2024 /255 PM CDT Thu Apr 18 2024/

.REST OF TODAY...West wind 10 to 15 knots. Mostly sunny. Waves
1 to 2 feet.
.TONIGHT...West wind 15 to 25 knots. Partly cloudy. Waves
building to 3 to 6 feet occasionally to 8 feet.
.FRIDAY...West wind 20 to 25 knots with gusts up to 32 knots.
Mostly cloudy. Waves building to 4 to 7 feet occasionally to
9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet.
.FRIDAY NIGHT...West wind 15 to 25 knots. Partly cloudy in the
evening then becoming mostly cloudy. Waves building to 4 to
7 feet occasionally to 9 feet.

$$

LSZ242-243-182100-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
355 PM EDT Thu Apr 18 2024

...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
EVENING...

.REST OF TODAY...West wind 10 to 15 knots. Mostly sunny. Waves
2 to 3 feet.
.TONIGHT...West wind 15 to 25 knots. Partly cloudy. Waves
building to 4 to 7 feet occasionally to 9 feet.
.FRIDAY...West wind up to 30 knots with gale force gusts up to
37 knots. Mostly cloudy. A slight chance of rain showers and snow
showers in the morning. Waves building to 8 to 11 feet
occasionally to 14 feet, then subsiding to 7 to 10 feet
occasionally to 13 feet.
.FRIDAY NIGHT...West wind 20 to 25 knots with gusts up to
33 knots. Partly cloudy in the evening then becoming mostly
cloudy. A slight chance of snow showers. Waves subsiding to 4 to
7 feet occasionally to 9 feet.

$$

LSZ245-182100-
Manitou Island to Point Isabelle MI-
355 PM EDT Thu Apr 18 2024

...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE
FRIDAY NIGHT...

.REST OF TODAY...West wind less than 10 knots. Mostly cloudy. A
slight chance of sprinkles. Waves calm to 1 foot.
.TONIGHT...Southwest wind 10 to 15 knots veering west 15 to
20 knots late. Mostly cloudy through late evening then becoming
mostly clear. A slight chance of sprinkles through late evening.
Waves building to 2 to 3 feet.
.FRIDAY...West wind 15 to 25 knots with gale force gusts up to
35 knots. Partly cloudy. Waves building to 3 to 6 feet
occasionally to 8 feet.
.FRIDAY NIGHT...West wind 15 to 25 knots with gale force gusts up
to 35 knots. Partly cloudy in the evening, then mostly cloudy
with a slight chance of rain showers after midnight. Waves
subsiding to 2 to 4 feet, then building to 3 to 5 feet
occasionally to 7 feet.

$$

LSZ244-182100-
Eagle River to Manitou Island MI-
355 PM EDT Thu Apr 18 2024

...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
EVENING...

.REST OF TODAY...West wind 10 to 15 knots. Partly cloudy. Waves
2 to 3 feet.
.TONIGHT...West wind 15 to 25 knots. Partly cloudy. Waves
building to 4 to 7 feet occasionally to 9 feet.
.FRIDAY...West wind up to 30 knots with gale force gusts up to
37 knots. Partly cloudy. Waves building to 8 to 11 feet
occasionally to 14 feet, then subsiding to 7 to 10 feet
occasionally to 13 feet.
.FRIDAY NIGHT...West wind 20 to 25 knots with gale force gusts up
to 35 knots. Partly cloudy in the evening then becoming mostly
cloudy. Waves subsiding to 4 to 7 feet occasionally to 9 feet.

$$

LSZ246-182100-
Point Isabelle to Lower Entrance of Portage Canal MI-
355 PM EDT Thu Apr 18 2024

...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE
FRIDAY NIGHT...

.REST OF TODAY...West wind 10 to 15 knots. Mostly cloudy. A
slight chance of sprinkles. Waves calm to 1 foot.
.TONIGHT...West wind 5 to 15 knots increasing to 15 to 20 knots
late. Mostly cloudy through late evening then becoming mostly
clear. Waves building to 1 to 2 feet.
.FRIDAY...West wind 15 to 25 knots with gusts up to 32 knots.
Partly cloudy. Waves building to 2 to 4 feet.
.FRIDAY NIGHT...West wind 15 to 20 knots with gusts up to
32 knots. Partly cloudy with a slight chance of rain showers in
the evening, then mostly cloudy with a slight chance of rain
showers and snow showers after midnight. Waves subsiding to 1 to
2 feet.

$$

LSZ247-182100-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
355 PM EDT Thu Apr 18 2024

.REST OF TODAY...West wind less than 10 knots with gusts up to
17 knots. Mostly cloudy with a slight chance of rain showers.
Waves calm to 1 foot.
.TONIGHT...West wind 10 to 20 knots. Mostly cloudy through late
evening then becoming mostly clear. A slight chance of rain
showers through late evening. Waves building to 2 to 3 feet.
.FRIDAY...West wind 15 to 25 knots with gusts up to 32 knots.
Partly cloudy. Waves building to 3 to 5 feet occasionally to
7 feet.
.FRIDAY NIGHT...West wind 15 to 25 knots. Partly cloudy with a
slight chance of rain showers in the evening, then mostly cloudy
with a chance of rain showers possibly mixed with snow showers
after midnight. Waves subsiding to 2 to 4 feet.

$$

LSZ248-182100-
Huron Islands to Marquette MI-
355 PM EDT Thu Apr 18 2024

.REST OF TODAY...Southeast wind less than 10 knots. Cloudy with a
chance of rain showers. Waves calm to 1 foot.
.TONIGHT...West wind 5 to 15 knots increasing to 15 to 20 knots
late. Mostly cloudy with a chance of rain showers through late
evening, then partly cloudy with a slight chance of sprinkles by
midnight. Clear late. Waves building to 2 to 3 feet.
.FRIDAY...West wind 15 to 25 knots with gusts up to 32 knots.
Partly cloudy. Waves building to 3 to 5 feet occasionally to
7 feet.
.FRIDAY NIGHT...West wind 15 to 25 knots. Partly cloudy with a
slight chance of rain showers in the evening, then mostly cloudy
with a slight chance of rain showers and snow showers after
midnight. Waves subsiding to 2 to 4 feet, then building to 3 to
5 feet occasionally to 7 feet.

$$

LSZ249-182100-
Marquette to Munising MI-
355 PM EDT Thu Apr 18 2024

.REST OF TODAY...Southeast wind less than 10 knots. Mostly cloudy
with a chance of rain showers. Waves 1 to 2 feet.
.TONIGHT...Northeast wind less than 10 knots backing west 5 to
15 knots by midnight. Mostly cloudy with a chance of rain showers
through midnight, then mostly clear late. Waves building to 2 to
3 feet.
.FRIDAY...West wind 10 to 15 knots increasing to 15 to 20 knots
in the afternoon. Gusts up to 27 knots. Partly cloudy. A slight
chance of rain showers and snow showers in the afternoon. Waves
building to 3 to 6 feet occasionally to 8 feet.
.FRIDAY NIGHT...West wind 15 to 20 knots with gusts up to
30 knots. Partly cloudy in the evening then becoming mostly
cloudy. Waves subsiding to 3 to 5 feet occasionally to 7 feet,
then building to 4 to 7 feet occasionally to 9 feet.

$$

LSZ250-182100-
Munising to Grand Marais MI-
355 PM EDT Thu Apr 18 2024

.REST OF TODAY...Southeast wind less than 10 knots. Mostly cloudy
with a chance of rain showers. Waves 1 to 2 feet.
.TONIGHT...South wind less than 10 knots veering west 5 to
15 knots by midnight. Cloudy through midnight then becoming
partly cloudy. A chance of rain showers through midnight. Waves
building to 2 to 3 feet.
.FRIDAY...West wind 15 to 20 knots. Gale force gusts up to
34 knots. Partly cloudy. Waves building to 5 to 8 feet
occasionally to 10 feet.
.FRIDAY NIGHT...West wind 20 to 25 knots with gale force gusts up
to 35 knots. Partly cloudy in the evening, then mostly cloudy
with a slight chance of snow showers after midnight. Waves
subsiding to 4 to 7 feet occasionally to 9 feet, then building to
5 to 8 feet occasionally to 10 feet.

$$

LSZ251-182100-
Grand Marais to Whitefish Point MI-
355 PM EDT Thu Apr 18 2024

.REST OF TODAY...Northeast wind less than 10 knots. Partly cloudy
with a slight chance of rain showers. Waves 2 to 3 feet subsiding
to 1 to 2 feet.
.TONIGHT...South wind 5 to 15 knots veering west 10 to 15 knots
by midnight. Mostly cloudy. A chance of rain showers through late
evening, then rain showers likely by midnight. A slight chance of
rain showers late. Waves building to 2 to 3 feet.
.FRIDAY...West wind 15 to 25 knots with gale force gusts up to
34 knots. Partly cloudy. Waves building to 5 to 8 feet
occasionally to 10 feet.
.FRIDAY NIGHT...West wind 20 to 25 knots with gale force gusts up
to 35 knots. Partly cloudy with a slight chance of rain showers
in the evening, then mostly cloudy with a slight chance of rain
showers and snow showers after midnight. Waves building to 7 to
10 feet occasionally to 13 feet, then subsiding to 5 to 8 feet
occasionally to 10 feet.

$$

WFO MQT


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