997
FZUS53 KGRR 041205
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
805 AM EDT Thu Sep 4 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ849-042000-
Pentwater to Manistee MI-
805 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...

.TODAY...West winds 10 to 20 knots. Mostly sunny. Waves 2 to 4 feet.
.TONIGHT...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 9 to 13 feet toward
daybreak.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny with a chance of rain showers. Waves 10 to 14 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 with a slight
chance of rain showers. Waves 3 to 5 feet.
.SUNDAY...Northwest winds 10 to 20 knots. Mostly sunny. Waves 1 to
3 feet.
.MONDAY...Southwest winds 5 to 15 knots. Sunny. Waves around 1 foot.

$$

LMZ848-042000-
Whitehall to Pentwater MI-
805 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...

.TODAY...West winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 15 to 20 knots increasing to gales to
40 knots. Mostly cloudy with a chance of rain showers. Waves 2 to
4 feet building to 10 to 14 feet.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny with a slight chance of rain showers. 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 15 to 20 knots. Mostly sunny. Waves 2 to
3 feet.
.MONDAY...Southwest winds 5 to 15 knots. Sunny. Waves around 1 foot.

$$

LMZ847-042000-
Grand Haven to Whitehall MI-
805 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...

.TODAY...Northwest winds 15 to 20 knots backing west late in the
day. Mostly sunny. A slight chance of waterspouts until midday. A
chance of rain showers until midday. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 15 to 20 knots increasing to gales to
40 knots. Rain showers likely. 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 slight chance of rain showers. 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. Mostly sunny. Waves 4 to
6 feet.
.SUNDAY...Northwest winds 10 to 20 knots. Mostly sunny. Waves 2 to
4 feet.
.MONDAY...South winds around 10 knots veering southwest. Sunny.
Waves around 1 foot.

$$

LMZ846-042000-
Holland to Grand Haven MI-
805 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...

.TODAY...Northwest winds 10 to 20 knots backing west late in the
day. Mostly sunny. A slight chance of waterspouts until midday. A
chance of rain showers until midday. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 15 to 20 knots increasing to gales to
40 knots. Partly cloudy with a chance of rain showers. Waves 2 to
3 feet building to 8 to 12 feet.
.FRIDAY...West gales to 40 knots decreasing to 30 knots. Partly
sunny. Waves 9 to 13 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. Mostly sunny. Waves 4 to
6 feet.
.SUNDAY...Northwest winds 15 to 20 knots. Mostly sunny. Waves 2 to
4 feet.
.MONDAY...South winds around 10 knots veering southwest. Sunny.
Waves around 1 foot.

$$

LMZ845-042000-
South Haven to Holland MI-
805 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...

.TODAY...Northwest winds 15 to 20 knots backing west late in the
day. Mostly sunny. A slight chance of waterspouts until midday. A
chance of rain showers until midday. Waves 3 to 5 feet subsiding to
2 to 3 feet late in the day.
.TONIGHT...Southwest winds 15 to 20 knots increasing to gales to
35 knots. Partly cloudy with a chance of rain showers. Waves 1 to
3 feet building to 7 to 10 feet.
.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 15 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.SUNDAY...Northwest winds 15 to 20 knots. Mostly sunny. Waves 2 to
4 feet.
.MONDAY...South winds around 10 knots veering southwest. Sunny.
Waves 1 foot or less.

$$

LMZ844-042000-
St Joseph to South Haven MI-
805 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...

.TODAY...Northwest winds 15 to 20 knots backing west 10 to 15 knots
late in the day. Partly sunny until midday then clearing. A slight
chance of waterspouts until midday. A chance of rain showers until
midday. Waves 3 to 5 feet subsiding to 2 to 3 feet late in the day.
.TONIGHT...Southwest winds 15 to 25 knots becoming south gales to
35 knots toward daybreak. Partly cloudy with a slight chance of rain
showers. Waves 1 to 2 feet building to 6 to 9 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 15 to 20 knots. Mostly sunny. Waves 2 to
4 feet.
.MONDAY...South winds 5 to 10 knots veering southwest. Sunny. Waves
around 1 foot.

$$