Nearshore Marine Forecast
Issued by NWS Grand Rapids, MI

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FZUS53 KGRR 032005
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
405 PM EDT Wed Sep 3 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ849-040800-
Pentwater to Manistee MI-
405 PM EDT Wed Sep 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.THROUGH EARLY EVENING...Northwest winds 20 to 25 knots. Mostly
cloudy with a chance of thunderstorms and a slight chance of rain
showers. Waves 4 to 6 feet.
.TONIGHT...Northwest winds to 30 knots decreasing to 15 to 20 knots
toward daybreak. Partly cloudy. A slight chance of rain showers in
the evening. Waves 5 to 7 feet.
.THURSDAY...West winds 15 to 20 knots. Partly sunny. Waves 2 to
4 feet.
.THURSDAY NIGHT...Southwest winds 15 to 25 knots increasing to gales
to 40 knots toward daybreak. Rain showers and a slight chance of
thunderstorms. Waves 4 to 6 feet building to 8 to 12 feet toward
daybreak.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny with a chance of rain showers. A slight chance of waterspouts.
Waves 9 to 13 feet subsiding to 6 to 8 feet late in the day.
.FRIDAY NIGHT...West winds 15 to 25 knots. Partly cloudy. Waves 5 to
7 feet.
.SATURDAY...West winds 15 to 25 knots. Partly sunny. Waves 3 to
5 feet.
.SUNDAY...Northwest winds 10 to 15 knots. Sunny. Waves 1 to 3 feet.
.MONDAY...Southwest winds 10 to 15 knots. Sunny. Waves 1 to 2 feet.

$$

LMZ848-040800-
Whitehall to Pentwater MI-
405 PM EDT Wed Sep 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.THROUGH EARLY EVENING...Northwest winds 20 to 25 knots. Cloudy with
a chance of thunderstorms and a slight chance of rain showers. Waves
4 to 6 feet.
.TONIGHT...Northwest winds to 30 knots decreasing to 15 to 20 knots
toward daybreak. Mostly cloudy with a slight chance of rain showers
in the evening, then partly cloudy overnight. Waves 5 to 7 feet.
.THURSDAY...West winds 15 to 20 knots. Partly sunny. Waves 2 to
4 feet.
.THURSDAY NIGHT...Southwest winds 15 to 20 knots increasing to gales
to 40 knots. Rain showers. Waves 2 to 4 feet building to 9 to
13 feet.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny with a chance of rain showers. A slight chance of waterspouts.
Waves 10 to 14 feet subsiding to 6 to 9 feet late in the day.
.FRIDAY NIGHT...West winds 20 to 25 knots. Partly cloudy. Waves 5 to
7 feet.
.SATURDAY...West winds 15 to 25 knots. Partly sunny. Waves 3 to
5 feet.
.SUNDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 3 feet.
.MONDAY...South winds 10 to 15 knots. Sunny. Waves 1 to 2 feet.

$$

LMZ847-040800-
Grand Haven to Whitehall MI-
405 PM EDT Wed Sep 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.THROUGH EARLY EVENING...Northwest winds 20 to 25 knots. Cloudy with
a chance of showers and thunderstorms. Waves 4 to 6 feet.
.TONIGHT...Northwest winds 15 to 25 knots. Mostly cloudy. A slight
chance of rain showers in the evening. Waves 5 to 7 feet.
.THURSDAY...Northwest winds 15 to 20 knots backing west late in the
day. Partly sunny. Waves 2 to 4 feet.
.THURSDAY NIGHT...Southwest winds 15 to 20 knots increasing to gales
to 40 knots. Rain showers likely. Waves 2 to 4 feet building to 8 to
12 feet.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny with a slight chance of rain showers. A slight chance of
waterspouts. Waves 10 to 14 feet subsiding to 6 to 9 feet late in
the day.
.FRIDAY NIGHT...West winds 20 to 25 knots. Partly cloudy. Waves 6 to
8 feet.
.SATURDAY...West winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.SUNDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 3 feet.
.MONDAY...South winds around 10 knots veering southwest. Sunny.
Waves around 1 foot.

$$

LMZ846-040800-
Holland to Grand Haven MI-
405 PM EDT Wed Sep 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.THROUGH EARLY EVENING...West winds 20 to 25 knots. Rain showers and
a chance of thunderstorms. Waves 4 to 6 feet.
.TONIGHT...North winds 15 to 25 knots. Mostly cloudy. A chance of
rain showers in the evening. Waves 5 to 7 feet.
.THURSDAY...Northwest winds 10 to 20 knots backing west late in the
day. Partly sunny. Waves 2 to 4 feet.
.THURSDAY NIGHT...Southwest winds 15 to 20 knots increasing to gales
to 40 knots. Rain showers likely. Waves 2 to 4 feet building to 8 to
12 feet.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny. Waves 9 to 13 feet.
.FRIDAY NIGHT...West winds 20 to 25 knots. Partly cloudy. Waves 6 to
8 feet.
.SATURDAY...West winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.SUNDAY...Northwest winds 15 to 20 knots. Sunny. Waves 2 to 4 feet.
.MONDAY...Southeast winds around 10 knots veering southwest. Sunny.
Waves 1 foot or less.

$$

LMZ845-040800-
South Haven to Holland MI-
405 PM EDT Wed Sep 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.THROUGH EARLY EVENING...West winds 20 to 25 knots. Rain showers and
a chance of thunderstorms. Waves 4 to 6 feet.
.TONIGHT...North winds 15 to 25 knots. Mostly cloudy. A chance of
rain showers in the evening. Waves 5 to 7 feet.
.THURSDAY...Northwest winds 15 to 20 knots backing west late in the
day. Partly sunny. Waves 3 to 5 feet.
.THURSDAY NIGHT...Southwest winds 15 to 20 knots increasing to gales
to 35 knots. Partly cloudy with a chance of rain showers. Waves 4 to
6 feet building to 7 to 10 feet toward daybreak.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny. Waves 8 to 12 feet.
.FRIDAY NIGHT...West winds 20 to 25 knots. Partly cloudy. Waves 5 to
7 feet.
.SATURDAY...West winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.SUNDAY...Northwest winds 15 to 20 knots. Sunny. Waves 2 to 4 feet.
.MONDAY...Southeast winds around 10 knots veering west late in the
day. Sunny. Waves 1 foot or less.

$$

LMZ844-040800-
St Joseph to South Haven MI-
405 PM EDT Wed Sep 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY
AFTERNOON...

.THROUGH EARLY EVENING...West winds 15 to 25 knots. Rain showers and
a chance of thunderstorms. Waves 3 to 5 feet.
.TONIGHT...Northwest winds 15 to 25 knots. Rain showers likely and a
slight chance of thunderstorms in the evening. Waves 5 to 7 feet.
.THURSDAY...Northwest winds 15 to 20 knots backing west 10 to
15 knots late in the day. Mostly sunny. Waves 3 to 5 feet.
.THURSDAY NIGHT...Southwest winds 15 to 25 knots becoming south
gales to 35 knots toward daybreak. Partly cloudy with a chance of
rain showers. Waves 1 to 3 feet building to 6 to 8 feet.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny. Waves 7 to 10 feet.
.FRIDAY NIGHT...West winds 20 to 25 knots. Partly cloudy. Waves 4 to
6 feet.
.SATURDAY...West winds 15 to 25 knots. Mostly sunny. Waves 3 to
5 feet.
.SUNDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet.
.MONDAY...Southeast winds 5 to 10 knots veering southwest, then
veering northwest late in the day. Sunny. Waves 1 foot or less.

$$