Last Update: 233 AM CST Sun Dec 7 2025

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Grand Rapids, MI Local Forecast Office

21NM W Saugatuck MI

Marine Zone Forecast

Today
North winds 10 to 20 kt increasing to 15 to 25 kt. Chance of snow. Waves 2 to 4 ft building to 5 to 8 ft occasionally to 10 ft.
Tonight
Northeast winds 10 to 20 kt becoming east 10 to 15 kt. Chance of snow. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft.
Monday
Southeast winds 10 to 15 kt increasing to 10 to 20 kt late in the morning, then becoming south early in the afternoon increasing to 15 to 25 kt late. Waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft.
Monday Night
South gales to 35 kt becoming southwest gales to 40 kt. Chance of snow in the evening, then snow likely overnight. Waves 8 to 12 ft occasionally to 16 ft building to 12 to 16 ft occasionally to 21 ft.
Tuesday
Southwest gales to 40 kt diminishing to 30 kt in the afternoon. Chance of snow in the morning, then chance of rain in the afternoon. Waves 12 to 16 ft occasionally to 21 ft subsiding to 8 to 12 ft occasionally to 16 ft.
Tuesday Night
Southwest gales to 35 kt increasing to gales to 40 kt. Rain. Waves 8 to 11 ft occasionally to 14 ft building to 10 to 14 ft occasionally to 18 ft.
Wednesday
Northwest gales to 40 kt. Chance of rain and snow. Waves 12 to 16 ft occasionally to 21 ft.
Thursday
Northwest winds 10 to 20 kt. Chance of snow. Waves 4 to 6 ft occasionally to 8 ft.



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233 AM CST Sun Dec 7 2025
 
 

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