Last Update: 1005 PM EDT Wed May 21 2025

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Grand Rapids, MI Local Forecast Office

12NM SSW Pentwater MI

Marine Zone Forecast

Rest Of Tonight
North winds 15 to 20 knots. Cloudy with a chance of rain showers. Waves 2 to 3 feet.
Thursday
North winds 15 to 25 knots increasing to 30 knots. Mostly sunny. Waves 4 to 6 feet.
Thursday Night
North winds 15 to 25 knots. Partly cloudy. Waves 3 to 5 feet.
Friday
Northwest winds 15 to 20 knots. Partly sunny. Waves 2 to 4 feet.
Friday Night
North winds 10 to 15 knots. Partly cloudy. Waves 1 to 2 feet.
Saturday
Northwest winds 10 to 15 knots. Mostly sunny. Waves around 1 foot.
Sunday
North winds 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet.
Memorial Day
North winds 10 to 20 knots. Partly sunny. Waves 1 to 2 feet.



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1005 PM EDT Wed May 21 2025
 
 

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