


NWS Forecast for: 15NM SSW Pentwater MI Lake Michigan Issued by: National Weather Service Grand Rapids, MI Last Update: 12:03 pm CDT Mar 18, 2025 | ![]() |
This Afternoon: SSE wind around 14 km/h becoming ESE. Mostly cloudy. Waves around 1 m. Tonight: NE wind 14 to 23 km/h becoming SSE after midnight. Winds could gust as high as 29 km/h. Mostly cloudy. Waves 1 m or less. Wednesday: SSE wind 18 to 26 km/h, with gusts as high as 37 km/h. Showers, mainly after 1pm. Waves around 1 m. Wednesday Night: S wind 35 to 40 km/h becoming NNW 45 to 50 km/h after midnight. Winds could gust as high as 60 km/h. Rain showers before 1am, then rain and snow showers between 1am and 4am, then snow showers after 4am. Some thunder is also possible. Waves 1 to 3 m. Thursday: NNW wind 50 to 55 km/h decreasing to 37 to 42 km/h in the afternoon. Winds could gust as high as 60 km/h. A chance of snow showers before 1pm. Waves 2 to 3 m. Thursday Night: NW wind 24 to 29 km/h becoming SW after midnight. Winds could gust as high as 35 km/h. Mostly clear. Waves 1 to 2 m. Friday: S wind 29 to 37 km/h, with gusts as high as 48 km/h. Partly sunny. Waves 1 to 2 m. Friday Night: S wind 29 to 32 km/h becoming NNW after midnight. Winds could gust as high as 39 km/h. A chance of showers. Waves around 2 m. Saturday: NNW wind 27 to 32 km/h, with gusts as high as 39 km/h. Partly sunny. Waves around 1 m. | |
Marine Point Forecast: 43.55°N 86.57°W Associated Zone Forecast which includes this point | |
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