618
FZUS53 KGRR 220205
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
1005 PM EDT Thu Aug 21 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ849-220900-
Pentwater to Manistee MI-
1005 PM EDT Thu Aug 21 2025

.REST OF TONIGHT...North winds 5 to 10 knots veering southeast
toward daybreak. Mostly clear. Waves 1 foot or less.
.FRIDAY...Southwest winds 5 to 15 knots. Mostly sunny. Waves around
1 foot.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots veering west toward
daybreak. Mostly cloudy with a chance of showers and thunderstorms.
Waves 2 to 3 feet.
.SATURDAY...West winds 10 to 20 knots. Sunny with a slight chance of
showers and thunderstorms. Waves 2 to 3 feet.
.SATURDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear.
Waves 2 to 4 feet.
.SUNDAY...West winds 15 to 25 knots. Mostly sunny. Waves 2 to
4 feet.
.MONDAY...Northwest winds 15 to 25 knots. Partly sunny. Waves 3 to
5 feet.
.TUESDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 3 feet.

$$

LMZ848-220900-
Whitehall to Pentwater MI-
1005 PM EDT Thu Aug 21 2025

.REST OF TONIGHT...Northeast winds 5 to 10 knots veering southeast
toward daybreak. Mostly clear. Waves around 1 foot.
.FRIDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots. Mostly sunny. Waves 1 foot or less.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots veering west toward
daybreak. Mostly cloudy with a chance of rain showers and a slight
chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...West winds 15 to 20 knots. Sunny with a chance of rain
showers and a slight chance of thunderstorms. Waves 2 to 4 feet.
.SATURDAY NIGHT...Northwest winds 20 to 25 knots. Mostly clear.
Waves 3 to 5 feet.
.SUNDAY...West winds 20 to 25 knots. Mostly sunny. Waves 3 to
5 feet.
.MONDAY...Northwest winds 20 to 25 knots. Partly sunny. Waves 4 to
6 feet.
.TUESDAY...Northwest winds 15 to 20 knots. Sunny. Waves 2 to 3 feet.

$$

LMZ847-220900-
Grand Haven to Whitehall MI-
1005 PM EDT Thu Aug 21 2025

.REST OF TONIGHT...North winds 10 to 15 knots veering east 5 to
10 knots toward daybreak. Mostly clear. Waves around 1 foot.
.FRIDAY...South winds around 5 knots veering west. Mostly sunny.
Waves less than 1 foot.
.FRIDAY NIGHT...Southwest winds 5 to 15 knots. Partly cloudy with a
slight chance of showers and thunderstorms. Waves 2 to 3 feet.
.SATURDAY...West winds around 20 knots. Mostly sunny with a chance
of rain showers and a slight chance of thunderstorms. Waves 2 to
4 feet.
.SATURDAY NIGHT...Northwest winds 20 to 25 knots. Mostly clear.
Waves 4 to 6 feet.
.SUNDAY...West winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.MONDAY...Northwest winds 20 to 25 knots. Partly sunny. Waves 4 to
6 feet.
.TUESDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet.

$$

LMZ846-220900-
Holland to Grand Haven MI-
1005 PM EDT Thu Aug 21 2025

.REST OF TONIGHT...North winds around 10 knots veering east toward
daybreak. Mostly clear. Patchy fog overnight. Waves 1 to 2 feet.
.FRIDAY...South winds around 5 knots veering west. Sunny. Waves less
than 1 foot.
.FRIDAY NIGHT...Southwest winds 5 to 15 knots. Partly cloudy. Waves
1 to 3 feet.
.SATURDAY...West winds around 20 knots. Mostly sunny with a chance
of rain showers and a slight chance of thunderstorms. Waves 2 to
4 feet.
.SATURDAY NIGHT...Northwest winds 20 to 25 knots. Mostly clear.
Waves 4 to 6 feet.
.SUNDAY...West winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.MONDAY...Northwest winds 20 to 25 knots. Partly sunny. Waves 5 to
7 feet.
.TUESDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet.

$$

LMZ845-220900-
South Haven to Holland MI-
1005 PM EDT Thu Aug 21 2025

.REST OF TONIGHT...North winds around 10 knots veering east toward
daybreak. Mostly clear. Patchy fog overnight. Waves 1 to 2 feet.
.FRIDAY...South winds around 5 knots veering west. Sunny. Waves
1 foot or less.
.FRIDAY NIGHT...Southwest winds 5 to 15 knots. Partly cloudy. Waves
1 to 2 feet.
.SATURDAY...West winds 15 to 20 knots. Mostly sunny with a chance of
rain showers and a slight chance of thunderstorms. Waves 2 to
4 feet.
.SATURDAY NIGHT...Northwest winds around 20 knots. Mostly clear.
Waves 4 to 6 feet.
.SUNDAY...West winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.MONDAY...Northwest winds 20 to 25 knots. Partly sunny. Waves 5 to
7 feet.
.TUESDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet.

$$

LMZ844-220900-
St Joseph to South Haven MI-
1005 PM EDT Thu Aug 21 2025

.REST OF TONIGHT...North winds around 10 knots veering southeast
toward daybreak. Mostly clear. Patchy fog overnight. Waves 1 to
2 feet.
.FRIDAY...South winds 5 to 10 knots veering west. Sunny. Waves
1 foot or less.
.FRIDAY NIGHT...East winds around 5 knots veering southwest 5 to
15 knots after midnight. Partly cloudy. Waves around 1 foot.
.SATURDAY...West winds 15 to 20 knots. Mostly sunny with a slight
chance of rain showers. Waves 2 to 3 feet.
.SATURDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear.
Waves 3 to 5 feet.
.SUNDAY...West winds 20 to 25 knots. Sunny. Waves 3 to 5 feet.
.MONDAY...Northwest winds 20 to 25 knots. Mostly sunny. Waves 4 to
6 feet.
.TUESDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet.

$$