240
FZUS53 KGRR 160048
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
748 PM EST Mon Dec 15 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ849-160900-
Pentwater to Manistee MI-
748 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...

.THROUGH EARLY EVENING...West winds 15 to 25 knots. Cloudy. Waves
6 to 8 feet.
.TONIGHT...West winds 10 to 20 knots decreasing to 5 to 15 knots in
the late evening and early morning, then backing southwest after
midnight. Cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet.
.TUESDAY...South winds 15 to 25 knots increasing to gales to
40 knots in the late morning and afternoon. Mostly cloudy. Waves
2 to 4 feet building to 7 to 11 feet in the late morning and
afternoon.
.TUESDAY NIGHT...Southwest gales to 40 knots becoming west to
30 knots after midnight. Mostly cloudy. Waves 8 to 12 feet.
.WEDNESDAY...Northwest winds to 30 knots decreasing to 10 to
20 knots in the late morning and early afternoon, then backing
southwest early in the afternoon. Mostly sunny. Waves 6 to 8 feet
subsiding to 2 to 3 feet.
.WEDNESDAY NIGHT...South winds to 30 knots increasing to gales to
45 knots in the late evening and overnight. Mostly cloudy. Waves
4 to 6 feet building to 9 to 13 feet in the late evening and
overnight.
.THURSDAY...South gales to 45 knots veering west early in the
afternoon. Rain showers. Waves 10 to 14 feet.
.FRIDAY...Northwest gales to 35 knots decreasing to 15 to 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 8 to 12 feet
subsiding to 3 to 5 feet.
.SATURDAY...South gales to 35 knots veering southwest to 30 knots in
the late morning and afternoon. Mostly cloudy. Waves 8 to 12 feet.

$$

LMZ848-160900-
Whitehall to Pentwater MI-
748 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...

.THROUGH EARLY EVENING...Southwest winds 20 to 25 knots. Cloudy.
Waves 7 to 10 feet.
.TONIGHT...West winds 10 to 20 knots backing south 5 to 15 knots
after midnight. Cloudy. Waves 5 to 7 feet subsiding to 1 to 3 feet.
.TUESDAY...South winds 15 to 25 knots increasing to gales to
40 knots in the late morning and afternoon. Mostly cloudy. Waves
2 to 4 feet building to 7 to 11 feet in the late morning and
afternoon.
.TUESDAY NIGHT...Southwest gales to 40 knots veering west gales to
35 knots after midnight. Mostly cloudy. Waves 9 to 13 feet.
.WEDNESDAY...Northwest winds to 30 knots decreasing to 15 to
20 knots in the late morning and early afternoon, then backing
southwest early in the afternoon. Mostly sunny. Waves 6 to 8 feet
subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...South winds to 30 knots increasing to gales to
45 knots in the late evening and overnight. Mostly cloudy. Waves
4 to 6 feet building to 10 to 14 feet in the late evening and
overnight.
.THURSDAY...South gales to 45 knots veering west storm force winds
to 50 knots early in the afternoon. Rain showers. Waves 12 to
16 feet.
.FRIDAY...Northwest gales to 40 knots decreasing to 20 to 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 9 to 13 feet
subsiding to 4 to 6 feet.
.SATURDAY...South gales to 40 knots veering southwest to 30 knots
early in the afternoon. Mostly cloudy. Waves 10 to 14 feet.

$$

LMZ847-160900-
Grand Haven to Whitehall MI-
748 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...

.THROUGH EARLY EVENING...Southwest winds to 30 knots. Cloudy. Waves
7 to 10 feet.
.TONIGHT...West winds 15 to 25 knots decreasing to 5 to 15 knots in
the late evening and early morning, then backing south after
midnight. Cloudy. Waves 6 to 8 feet subsiding to 2 to 3 feet.
.TUESDAY...South winds to 30 knots increasing to gales to 40 knots
in the late morning and afternoon. Mostly cloudy. Waves 2 to 4 feet
building to 7 to 10 feet in the late morning and afternoon.
.TUESDAY NIGHT...Southwest gales to 40 knots veering west gales to
35 knots after midnight. Mostly cloudy. Waves 9 to 13 feet.
.WEDNESDAY...Northwest winds to 30 knots decreasing to 15 to
25 knots in the late morning and early afternoon, then backing
southwest early in the afternoon. Mostly sunny. Waves 6 to 9 feet
subsiding to 2 to 4 feet early in the afternoon.
.WEDNESDAY NIGHT...South winds to 30 knots increasing to gales to
45 knots in the late evening and overnight. Mostly cloudy. Waves
4 to 6 feet building to 9 to 13 feet in the late evening and
overnight.
.THURSDAY...South gales to 45 knots veering southwest storm force
winds to 50 knots early in the afternoon. Rain showers. Waves 12 to
16 feet.
.FRIDAY...Northwest gales to 40 knots decreasing to 15 to 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 9 to 13 feet
subsiding to 4 to 6 feet.
.SATURDAY...South gales to 40 knots veering southwest to 30 knots
early in the afternoon. Mostly cloudy with a chance of snow showers.
Waves 9 to 13 feet.

$$

LMZ846-160900-
Holland to Grand Haven MI-
748 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...

.THROUGH EARLY EVENING...Southwest winds to 30 knots. Cloudy. Waves
7 to 10 feet.
.TONIGHT...West winds 15 to 25 knots decreasing to 5 to 15 knots in
the late evening and early morning, then backing south after
midnight. Cloudy. Waves 6 to 8 feet subsiding to 2 to 3 feet.
.TUESDAY...South winds to 30 knots increasing to gales to 40 knots
early in the afternoon. Mostly cloudy. Waves 2 to 4 feet building to
7 to 10 feet in the late morning and afternoon.
.TUESDAY NIGHT...Southwest gales to 40 knots veering west after
midnight. Mostly cloudy. Waves 9 to 13 feet.
.WEDNESDAY...West gales to 35 knots becoming northwest 15 to
25 knots in the late morning and early afternoon, then backing
southwest early in the afternoon. Mostly sunny. Waves 6 to 9 feet
subsiding to 3 to 5 feet early in the afternoon.
.WEDNESDAY NIGHT...South winds to 30 knots increasing to gales to
40 knots in the late evening and overnight. Mostly cloudy. Waves
3 to 5 feet building to 7 to 11 feet in the late evening and
overnight.
.THURSDAY...South gales to 40 knots becoming southwest storm force
winds to 50 knots early in the afternoon. Rain showers. Waves 10 to
14 feet building to 13 to 17 feet early in the afternoon.
.FRIDAY...Northwest gales to 40 knots decreasing to 20 to 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 10 to
14 feet subsiding to 5 to 7 feet.
.SATURDAY...South gales to 40 knots veering southwest to 30 knots
early in the afternoon. Mostly cloudy with a chance of rain and snow
showers. Waves 8 to 12 feet.

$$

LMZ845-160900-
South Haven to Holland MI-
748 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...

.THROUGH EARLY EVENING...Southwest winds to 30 knots. Mostly cloudy
with a slight chance of snow showers. Waves 6 to 9 feet.
.TONIGHT...West winds 20 to 25 knots decreasing to 10 to 20 knots in
the late evening and early morning, then backing southwest 5 to
15 knots after midnight. Cloudy. Waves 5 to 7 feet subsiding to 2 to
3 feet.
.TUESDAY...South winds to 30 knots increasing to gales to 35 knots
early in the afternoon. Partly sunny. Waves 2 to 4 feet building to
6 to 8 feet.
.TUESDAY NIGHT...Southwest gales to 40 knots veering west gales to
35 knots after midnight. Mostly cloudy. Waves 7 to 11 feet.
.WEDNESDAY...West winds to 30 knots veering northwest 15 to 25 knots
in the late morning and early afternoon, then backing southwest
around 15 knots early in the afternoon. Mostly sunny. Waves 6 to
8 feet subsiding to 2 to 4 feet early in the afternoon.
.WEDNESDAY NIGHT...South winds 15 to 25 knots increasing to gales to
35 knots in the late evening and overnight. Mostly cloudy. Waves
2 to 4 feet building to 6 to 8 feet in the late evening and
overnight.
.THURSDAY...South gales to 40 knots becoming southwest storm force
winds to 50 knots early in the afternoon. Rain showers. Waves 8 to
12 feet building to 11 to 15 feet early in the afternoon.
.FRIDAY...Northwest gales to 40 knots decreasing to 20 to 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 11 to
15 feet subsiding to 5 to 7 feet early in the afternoon.
.SATURDAY...South gales to 35 knots veering southwest to 30 knots in
the late morning and afternoon. Mostly cloudy with a chance of rain
and snow showers. Waves 6 to 9 feet.

$$

LMZ844-160900-
St Joseph to South Haven MI-
748 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...

.THROUGH EARLY EVENING...Southwest winds to 30 knots. Mostly sunny.
Waves 6 to 8 feet.
.TONIGHT...West winds 15 to 25 knots backing south 10 to 15 knots
after midnight. Cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet.
.TUESDAY...South winds 10 to 20 knots increasing to 30 knots in the
late morning and afternoon. Partly sunny. Waves 1 to 3 feet building
to 5 to 7 feet.
.TUESDAY NIGHT...Southwest gales to 35 knots veering west after
midnight. Mostly cloudy. Waves 6 to 9 feet.
.WEDNESDAY...West winds to 30 knots becoming southwest 10 to
15 knots. Mostly sunny. Waves 5 to 7 feet subsiding to 2 to 4 feet
early in the afternoon.
.WEDNESDAY NIGHT...South winds to 30 knots increasing to gales to
35 knots after midnight. Mostly cloudy. Waves 2 to 3 feet building
to 5 to 7 feet in the late evening and overnight.
.THURSDAY...South gales to 35 knots veering southwest gales to
45 knots early in the afternoon. Rain showers. Waves 6 to 9 feet
building to 9 to 13 feet early in the afternoon.
.FRIDAY...Northwest gales to 40 knots becoming west 20 to 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 10 to
14 feet subsiding to 5 to 7 feet early in the afternoon.
.SATURDAY...South gales to 35 knots veering southwest to 30 knots in
the late morning and afternoon. Mostly cloudy. Waves 5 to 7 feet.

$$