Nearshore Marine Forecast
Issued by NWS Grand Rapids, MI

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FZUS53 KGRR 212005
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
405 PM EDT Sun Apr 21 2024

For waters within five nautical miles of shore on Lake Michigan

LMZ849-220800-
Pentwater to Manistee MI-
405 PM EDT Sun Apr 21 2024

.THROUGH EARLY EVENING...Southwest winds 10 to 15 knots. Sunny.
Waves 1 to 2 feet.
.TONIGHT...Southwest winds 10 to 15 knots backing east 5 to 10 knots
late at night, then veering south 10 to 15 knots toward daybreak.
Mostly clear. Waves 1 to 2 feet.
.MONDAY...South winds 15 to 25 knots. Mostly sunny. Waves 2 to
3 feet building to 3 to 5 feet late in the day.
.MONDAY NIGHT...South winds to 30 knots. Rain showers. Waves 5 to
7 feet building to 6 to 8 feet toward daybreak.
.TUESDAY...Southwest winds 15 to 25 knots veering west late in the
day. Rain showers likely and a slight chance of thunderstorms. Waves
5 to 7 feet.
.TUESDAY NIGHT...North winds to 30 knots. Partly cloudy. Waves 6 to
8 feet.
.WEDNESDAY...North winds 15 to 25 knots. Sunny. Waves 4 to 6 feet
subsiding to 2 to 4 feet late in the day.
.THURSDAY...South winds 10 to 15 knots veering southwest. Sunny.
Waves 1 to 2 feet.
.FRIDAY...Southeast winds around 20 knots. Mostly cloudy with a
chance of rain showers. Waves 1 to 3 feet.

$$

LMZ848-220800-
Whitehall to Pentwater MI-
405 PM EDT Sun Apr 21 2024

.THROUGH EARLY EVENING...Southwest winds around 15 knots. Sunny.
Waves 1 to 3 feet.
.TONIGHT...Southwest winds 10 to 15 knots veering northwest 5 to
10 knots late at night, then backing southeast toward daybreak.
Mostly clear. Waves 1 to 2 feet.
.MONDAY...South winds 10 to 15 knots increasing to 15 to 25 knots.
Mostly sunny. Waves around 1 foot building to 3 to 5 feet.
.MONDAY NIGHT...South winds to 30 knots. Rain showers. Waves 5 to
7 feet building to 6 to 9 feet toward daybreak.
.TUESDAY...Southwest winds to 30 knots veering west 20 to 25 knots
late in the day. Rain showers likely and a slight chance of
thunderstorms. Waves 6 to 8 feet.
.TUESDAY NIGHT...North gales to 35 knots decreasing to 30 knots
toward daybreak. Partly cloudy. Waves 6 to 8 feet.
.WEDNESDAY...North winds to 30 knots. Sunny. Waves 4 to 6 feet.
.THURSDAY...Southeast winds around 15 knots veering southwest.
Sunny. Waves 1 to 2 feet.
.FRIDAY...Southeast winds 20 to 25 knots. Mostly cloudy with a
chance of rain showers. Waves 2 to 3 feet.

$$

LMZ847-220800-
Grand Haven to Whitehall MI-
405 PM EDT Sun Apr 21 2024

.THROUGH EARLY EVENING...Southwest winds 10 to 15 knots. Sunny.
Waves 2 to 3 feet.
.TONIGHT...Southwest winds 5 to 15 knots veering west late at night,
then backing southwest toward daybreak. Mostly clear. Waves 1 to
2 feet.
.MONDAY...South winds 10 to 20 knots increasing to 20 to 25 knots
late in the day. Mostly sunny. Waves 2 to 4 feet.
.MONDAY NIGHT...South winds to 30 knots veering southwest gales to
35 knots toward daybreak. Mostly cloudy with a chance of rain
showers. Waves 5 to 7 feet building to 6 to 9 feet toward daybreak.
.TUESDAY...Southwest gales to 35 knots decreasing to 30 knots. Rain
showers likely and a slight chance of thunderstorms. Waves 6 to
9 feet subsiding to 4 to 6 feet late in the day.
.TUESDAY NIGHT...Northwest winds to 30 knots veering north gales to
35 knots late at night, then becoming to 30 knots toward daybreak.
Partly cloudy. Waves 4 to 6 feet.
.WEDNESDAY...North winds to 30 knots decreasing to 15 to 25 knots.
Sunny. Waves 3 to 5 feet.
.THURSDAY...Southeast winds around 15 knots veering south, then
veering west late in the day. Sunny. Waves around 1 foot.
.FRIDAY...Southeast winds 20 to 25 knots. Mostly cloudy with a
chance of rain showers. Waves 2 to 3 feet.

$$

LMZ846-220800-
Holland to Grand Haven MI-
405 PM EDT Sun Apr 21 2024

.THROUGH EARLY EVENING...West winds 10 to 15 knots. Sunny. Waves
2 to 3 feet.
.TONIGHT...Southwest winds 5 to 15 knots. Mostly clear. Waves 1 to
2 feet.
.MONDAY...Southwest winds 10 to 20 knots backing south 20 to
25 knots late in the day. Mostly sunny. Waves 1 to 3 feet building
to 2 to 4 feet late in the day.
.MONDAY NIGHT...South winds to 30 knots veering southwest gales to
35 knots toward daybreak. Mostly cloudy with a chance of rain
showers. Waves 3 to 5 feet building to 6 to 9 feet after midnight.
.TUESDAY...Southwest gales to 40 knots decreasing to 30 knots. Rain
showers likely and a slight chance of thunderstorms. Waves 6 to
9 feet subsiding to 4 to 6 feet late in the day.
.TUESDAY NIGHT...Northwest winds to 30 knots veering north gales to
35 knots late at night, then decreasing to 30 knots toward daybreak.
Partly cloudy. Waves 5 to 7 feet.
.WEDNESDAY...North winds 15 to 25 knots backing northwest late in
the day. Sunny. Waves 3 to 5 feet.
.THURSDAY...Southeast winds around 15 knots veering south, then
veering northwest late in the day. Sunny. Waves 1 foot or less.
.FRIDAY...Southeast winds 20 to 25 knots. Mostly cloudy with a
chance of rain showers. Waves 1 to 3 feet.

$$

LMZ845-220800-
South Haven to Holland MI-
405 PM EDT Sun Apr 21 2024

.THROUGH EARLY EVENING...West winds 10 to 15 knots. Sunny. Waves
2 to 3 feet.
.TONIGHT...Southwest winds 5 to 15 knots. Clear. Waves 1 to 2 feet.
.MONDAY...Southwest winds 10 to 20 knots. Sunny. Waves 2 to 3 feet.
.MONDAY NIGHT...South winds to 30 knots veering southwest gales to
35 knots toward daybreak. Rain showers likely. Waves 2 to 4 feet
building to 6 to 8 feet after midnight.
.TUESDAY...Southwest gales to 35 knots decreasing to 15 to 20 knots.
Rain showers likely. Waves 6 to 8 feet.
.TUESDAY NIGHT...Northwest winds 15 to 25 knots veering north to
30 knots after midnight. Partly cloudy with a chance of rain
showers. Waves 3 to 5 feet building to 6 to 8 feet after midnight.
.WEDNESDAY...North winds 15 to 25 knots. Sunny. Waves 4 to 6 feet
subsiding to 2 to 4 feet late in the day.
.THURSDAY...Southeast winds 10 to 15 knots veering southwest, then
veering north late in the day. Sunny. Waves 1 foot or less.
.FRIDAY...Southeast winds 20 to 25 knots. Rain showers likely. Waves
1 to 2 feet.

$$

LMZ844-220800-
St Joseph to South Haven MI-
405 PM EDT Sun Apr 21 2024

.THROUGH EARLY EVENING...West winds 10 to 15 knots. Sunny. Waves
1 to 3 feet.
.TONIGHT...Southwest winds 5 to 15 knots. Clear. Waves around
1 foot.
.MONDAY...Southwest winds 10 to 15 knots. Sunny. Waves 1 to 2 feet.
.MONDAY NIGHT...South winds 15 to 20 knots veering southwest to
30 knots after midnight. Rain showers likely. Waves 2 to 3 feet
building to 4 to 6 feet after midnight.
.TUESDAY...Southwest winds to 30 knots decreasing to 15 to 20 knots
late in the day. Rain showers likely and a slight chance of
thunderstorms. Waves 4 to 6 feet.
.TUESDAY NIGHT...West winds 15 to 25 knots veering north to 30 knots
after midnight. Partly cloudy with a chance of rain showers. Waves
2 to 4 feet building to 6 to 9 feet after midnight.
.WEDNESDAY...North winds 15 to 20 knots. Sunny. Waves 6 to 8 feet.
.THURSDAY...Southeast winds 10 to 15 knots backing northeast late in
the day. Sunny. Waves around 1 foot.
.FRIDAY...Southeast winds 20 to 25 knots. Rain showers likely. Waves
1 to 3 feet.

$$



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