143
FZUS53 KGRR 151822
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
222 PM EDT Wed Oct 15 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ849-152100-
Pentwater to Manistee MI-
222 PM EDT Wed Oct 15 2025

.REST OF TODAY...North winds 10 to 15 knots. Mostly sunny. Waves
around 1 foot.
.TONIGHT...Northeast winds 10 to 15 knots veering east after
midnight. Mostly clear. Waves around 1 foot.
.THURSDAY...Southeast winds around 10 knots veering southwest early
in the afternoon. Sunny. Waves 1 foot or less.
.THURSDAY NIGHT...South winds 10 to 20 knots. Partly cloudy with a
chance of rain showers. Waves 1 to 2 feet building to 2 to 4 feet
after midnight.
.FRIDAY...South winds to 30 knots. Cloudy with a chance of rain
showers. Waves 5 to 7 feet building to 6 to 9 feet early in the
afternoon.
.SATURDAY...South winds to 30 knots. Rain showers. Waves 5 to
7 feet.
.SUNDAY...Northwest winds to 30 knots increasing to gales to
35 knots in the late morning and afternoon. Partly sunny with a
chance of rain showers. Waves 5 to 7 feet building to 6 to 8 feet
early in the afternoon.

$$

LMZ848-152100-
Whitehall to Pentwater MI-
222 PM EDT Wed Oct 15 2025

.REST OF TODAY...North winds 10 to 15 knots. Mostly sunny. Waves
around 1 foot.
.TONIGHT...Northeast winds 10 to 15 knots veering east after
midnight. Mostly clear. Waves around 1 foot.
.THURSDAY...Southeast winds 10 to 15 knots veering south early in
the afternoon. Sunny. Waves 1 foot or less.
.THURSDAY NIGHT...Southeast winds 15 to 25 knots. Partly cloudy with
a chance of rain showers. Waves 1 to 2 feet building to 2 to 4 feet
after midnight.
.FRIDAY...South winds to 30 knots. Mostly cloudy with a chance of
rain showers. Waves 6 to 9 feet.
.SATURDAY...South winds to 30 knots. Rain showers. Waves 6 to
8 feet.
.SUNDAY...Northwest winds to 30 knots increasing to gales to
40 knots in the late morning and afternoon. Partly sunny with rain
showers likely. Waves 7 to 10 feet.

$$

LMZ847-152100-
Grand Haven to Whitehall MI-
222 PM EDT Wed Oct 15 2025

.REST OF TODAY...North winds 10 to 15 knots. Mostly sunny. Waves
1 foot or less.
.TONIGHT...North winds 10 to 15 knots veering east after midnight.
Mostly clear. Waves around 1 foot.
.THURSDAY...Southeast winds 10 to 15 knots veering south early in
the afternoon. Sunny. Waves 1 foot or less.
.THURSDAY NIGHT...South winds 5 to 10 knots backing southeast 10 to
20 knots in the late evening and overnight. Partly cloudy with a
chance of rain showers. Waves 1 to 2 feet building to 2 to 4 feet
after midnight.
.FRIDAY...South winds to 30 knots. Mostly cloudy with a chance of
rain showers. Waves 6 to 8 feet.
.SATURDAY...South winds to 30 knots. Rain showers. Waves 6 to
8 feet.
.SUNDAY...Northwest gales to 40 knots. Partly sunny with rain
showers likely. Waves 7 to 10 feet building to 7 to 11 feet early in
the afternoon.

$$

LMZ846-152100-
Holland to Grand Haven MI-
222 PM EDT Wed Oct 15 2025

.REST OF TODAY...North winds around 10 knots. Mostly sunny. Waves
less than 1 foot.
.TONIGHT...Northeast winds 10 to 15 knots veering east after
midnight. Mostly clear. Waves 1 foot or less.
.THURSDAY...Southeast winds 10 to 15 knots veering southwest 5 to
10 knots early in the afternoon. Sunny. Waves 1 foot or less.
.THURSDAY NIGHT...East winds 5 to 10 knots veering southeast 10 to
20 knots in the late evening and overnight. Partly cloudy with a
chance of rain showers. Waves 2 to 3 feet.
.FRIDAY...South winds 15 to 25 knots. Mostly cloudy with a chance of
rain showers. Waves 3 to 5 feet.
.SATURDAY...South winds to 30 knots. Rain showers. Waves 5 to
7 feet.
.SUNDAY...Northwest gales to 40 knots. Rain showers likely. Waves
7 to 10 feet building to 8 to 12 feet early in the afternoon.

$$

LMZ845-152100-
South Haven to Holland MI-
222 PM EDT Wed Oct 15 2025

.REST OF TODAY...North winds around 10 knots. Mostly sunny. Waves
1 foot or less.
.TONIGHT...Northeast winds around 10 knots veering east after
midnight. Mostly clear. Waves 1 foot or less.
.THURSDAY...Southeast winds 10 to 15 knots veering southwest 5 to
10 knots early in the afternoon. Sunny. Waves 1 foot or less.
.THURSDAY NIGHT...East winds 5 to 10 knots veering southeast 10 to
20 knots in the late evening and overnight. Partly cloudy with a
chance of rain showers. Waves 1 to 2 feet.
.FRIDAY...South winds 15 to 20 knots. Mostly cloudy with a chance of
rain showers. Waves 2 to 3 feet.
.SATURDAY...South winds 20 to 25 knots. Rain showers. Waves 3 to
5 feet.
.SUNDAY...Northwest gales to 40 knots. Rain showers likely. Waves
7 to 10 feet building to 8 to 12 feet early in the afternoon.

$$

LMZ844-152100-
St Joseph to South Haven MI-
222 PM EDT Wed Oct 15 2025

.REST OF TODAY...North winds around 10 knots. Partly sunny. Waves
1 foot or less.
.TONIGHT...Northeast winds 10 to 15 knots veering east after
midnight. Mostly clear. Waves around 1 foot.
.THURSDAY...Southeast winds 5 to 15 knots. Sunny. Waves 1 foot or
less.
.THURSDAY NIGHT...East winds 5 to 10 knots veering southeast 10 to
20 knots in the late evening and overnight. Partly cloudy with a
chance of rain showers. Waves around 1 foot.
.FRIDAY...South winds 15 to 20 knots. Mostly cloudy with a chance of
rain showers. Waves 1 to 2 feet.
.SATURDAY...South winds 15 to 25 knots. Rain showers. Waves 2 to
4 feet.
.SUNDAY...Northwest gales to 40 knots. Rain showers likely. Waves
7 to 10 feet building to 7 to 11 feet early in the afternoon.

$$