National Weather Service Marine Forecast FZUS53 KGRR

FZUS53 KGRR 211938
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
338 PM EDT Sat Mar 21 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ849-220800
Pentwater to Manistee MI
338 PM EDT Sat Mar 21 2026

SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT

THROUGH EARLY EVENING
South winds 15 to 25 knots. Partly sunny. Waves 2 to 4 feet.

TONIGHT
South winds 15 to 25 knots veering north 10 to 20 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 to 4 feet.

SUNDAY
North winds to 30 knots. Mostly cloudy with a chance of rain showers. Waves 5 to 7 feet.

SUNDAY NIGHT
North winds to 30 knots decreasing to 15 to 20 knots after midnight. Mostly cloudy. Waves 5 to 7 feet.

MONDAY
North winds 10 to 20 knots. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon.

MONDAY NIGHT
Northeast winds 5 to 10 knots veering south 10 to 20 knots in the late evening and overnight. Mostly clear. Waves 1 to 2 feet.

TUESDAY
South winds 15 to 25 knots. Mostly cloudy. Waves 2 to 4 feet.

WEDNESDAY
East winds 15 to 25 knots veering southeast early in the afternoon. Mostly cloudy. Waves 2 to 3 feet.

THURSDAY
Southwest winds to 30 knots veering northwest in the late morning and afternoon. Mostly cloudy with a chance of rain showers. Waves 5 to 7 feet.

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LMZ848-220800
Whitehall to Pentwater MI
338 PM EDT Sat Mar 21 2026

SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT

THROUGH EARLY EVENING
South winds 20 to 25 knots. Mostly sunny. Waves 2 to 4 feet.

TONIGHT
South winds 15 to 25 knots veering west in the late evening and early morning, then veering north 10 to 20 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 to 4 feet.

SUNDAY
North winds to 30 knots. Mostly cloudy with a chance of rain showers. Waves 4 to 6 feet building to 5 to 7 feet early in the afternoon.

SUNDAY NIGHT
North winds to 30 knots decreasing to 15 to 20 knots after midnight. Partly cloudy. Waves 5 to 7 feet.

MONDAY
North winds 15 to 20 knots. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon.

MONDAY NIGHT
North winds 5 to 15 knots veering southeast in the late evening and early morning, then veering south 10 to 20 knots after midnight. Partly cloudy. Waves 1 to 2 feet.

TUESDAY
South winds 15 to 25 knots. Mostly cloudy. Waves 2 to 4 feet.

WEDNESDAY
Southeast winds 15 to 25 knots. Mostly cloudy. Waves 1 to 3 feet.

THURSDAY
Southwest winds to 30 knots veering northwest 20 to 25 knots early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 5 to 7 feet.

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LMZ847-220800
Grand Haven to Whitehall MI
338 PM EDT Sat Mar 21 2026

SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT

THROUGH EARLY EVENING
South winds 15 to 20 knots. Mostly sunny. Waves 2 to 3 feet.

TONIGHT
South winds around 20 knots veering west in the late evening and early morning, then veering northwest 10 to 15 knots after midnight. Mostly cloudy. Waves 2 to 4 feet.

SUNDAY
North winds to 30 knots. Mostly cloudy with a chance of rain showers. Waves 3 to 6 feet.

SUNDAY NIGHT
North winds to 30 knots decreasing to 15 to 20 knots after midnight. Partly cloudy. Waves 4 to 6 feet subsiding to 2 to 4 feet after midnight.

MONDAY
North winds 10 to 20 knots. Mostly sunny. Waves 2 to 3 feet.

MONDAY NIGHT
North winds 10 to 15 knots veering east 5 to 10 knots in the late evening and early morning, then veering south 10 to 15 knots after midnight. Mostly clear. Waves 1 to 2 feet.

TUESDAY
South winds 15 to 25 knots. Mostly cloudy. Waves 2 to 4 feet.

WEDNESDAY
Southeast winds 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet.

THURSDAY
Southwest winds to 30 knots veering northwest 20 to 25 knots early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 5 to 7 feet.

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LMZ846-220800
Holland to Grand Haven MI
338 PM EDT Sat Mar 21 2026

SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY MORNING

THROUGH EARLY EVENING
South winds 15 to 20 knots. Mostly sunny. Waves 1 to 3 feet.

TONIGHT
South winds around 20 knots veering northwest after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 to 4 feet.

SUNDAY
North winds 15 to 25 knots. Mostly cloudy with a chance of rain showers. Waves 2 to 3 feet building to 3 to 5 feet in the late morning and afternoon.

SUNDAY NIGHT
North winds 15 to 25 knots. Partly cloudy. Waves 4 to 6 feet.

MONDAY
North winds 15 to 20 knots. Mostly sunny. Waves 2 to 3 feet.

MONDAY NIGHT
North winds 10 to 15 knots veering southeast after midnight. Mostly clear. Waves 1 to 3 feet.

TUESDAY
South winds 10 to 20 knots. Mostly cloudy. Waves 2 to 3 feet.

WEDNESDAY
Southeast winds 15 to 25 knots. Mostly cloudy. Waves 1 to 3 feet.

THURSDAY
Southwest winds to 30 knots veering northwest 20 to 25 knots early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 4 to 6 feet.

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LMZ845-220800
South Haven to Holland MI
338 PM EDT Sat Mar 21 2026

SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY MORNING

THROUGH EARLY EVENING
South winds 15 to 20 knots. Mostly sunny. Waves 1 to 2 feet.

TONIGHT
Southwest winds 15 to 20 knots veering northwest after midnight. Partly cloudy. Waves 2 to 4 feet.

SUNDAY
North winds 15 to 25 knots. Mostly cloudy with a chance of rain showers. Waves 2 to 3 feet building to 4 to 6 feet.

SUNDAY NIGHT
North winds 15 to 25 knots. Partly cloudy. Waves 5 to 7 feet.

MONDAY
North winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet.

MONDAY NIGHT
North winds 10 to 15 knots veering southeast 5 to 10 knots after midnight. Mostly clear. Waves 1 to 3 feet.

TUESDAY
South winds 10 to 20 knots veering southwest early in the afternoon. Partly sunny. Waves 1 to 3 feet.

WEDNESDAY
Southeast winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet.

THURSDAY
Southwest winds to 30 knots veering northwest 20 to 25 knots early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 4 to 6 feet.

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LMZ844-220800
St Joseph to South Haven MI
338 PM EDT Sat Mar 21 2026

SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY MORNING

THROUGH EARLY EVENING
South winds 15 to 20 knots. Sunny. Waves 1 to 2 feet.

TONIGHT
Southwest winds 15 to 20 knots veering west after midnight. Partly cloudy. Waves 2 to 3 feet.

SUNDAY
North winds 15 to 25 knots increasing to 30 knots early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 1 to 3 feet building to 6 to 8 feet.

SUNDAY NIGHT
North winds to 30 knots decreasing to 15 to 20 knots after midnight. Partly cloudy. Waves 6 to 9 feet.

MONDAY
North winds 15 to 20 knots. Partly sunny. Waves 3 to 5 feet.

MONDAY NIGHT
North winds 10 to 15 knots veering southeast 5 to 10 knots after midnight. Mostly clear. Waves 1 to 3 feet.

TUESDAY
South winds 10 to 15 knots veering southwest early in the afternoon. Partly sunny. Waves around 1 foot.

WEDNESDAY
Southeast winds 10 to 20 knots. Mostly cloudy. Waves around 1 foot.

THURSDAY
Southwest winds 20 to 25 knots veering northwest early in the afternoon. Partly sunny with a chance of rain showers. Waves 3 to 5 feet.