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Grand Rapids, MI Local Forecast Office

15NM SSW Pentwater MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:NNW wind 7 to 9 kt. Sunny. Waves 1 ft or less.

      High: 71 °F

      NNW 9kt
      < 1ft

    • Tonight

      Tonight:N wind 5 to 7 kt becoming ESE after midnight. Mostly clear. Waves 1 ft or less.

      Low: 67 °F

      N 7kt
      < 1ft

    • Independence Day

      Independence Day:SE wind 7 to 10 kt becoming S in the morning. A slight chance of showers between 10am and 1pm.   Waves 1 ft or less.

      High: 77 °F

      S 10kt
      < 1ft

    • Friday Night

      Friday Night:S wind 10 to 12 kt. Partly cloudy. Waves 1 to 2 ft.

      Low: 72 °F

      S 12kt
      1-2ft

    • Saturday

      Saturday:S wind 13 to 16 kt, with gusts as high as 24 kt. Sunny. Waves 2 to 3 ft.

      High: 79 °F

      S 16kt
      2-3ft

    • Saturday Night

      Saturday Night:S wind around 16 kt, with gusts as high as 22 kt. A chance of showers and thunderstorms after 1am.   Waves 3 to 4 ft.

      Low: 69 °F

      S 16kt
      3-4ft

    • Sunday

      Sunday:WSW wind 13 to 15 kt becoming NNW in the afternoon. A chance of showers and thunderstorms before 1pm.   Waves 2 to 4 ft.

      High: 73 °F

      WSW 15kt
      2-4ft

    • Sunday Night

      Sunday Night:N wind 10 to 13 kt. Partly cloudy. Waves 1 to 2 ft.

      Low: 65 °F

      N 13kt
      1-2ft

    • Monday

      Monday:NNE wind 9 to 13 kt becoming NNW in the afternoon. Mostly sunny. Waves around 1 ft.

      High: 72 °F

      NNW 13kt
      1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:03 am CDT Jul 3, 2025
Forecast Valid: 11am CDT Jul 3, 2025-6pm CDT Jul 9, 2025

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Detailed Forecast

Today
NNW wind 7 to 9 kt. Sunny. Waves 1 ft or less.
Tonight
N wind 5 to 7 kt becoming ESE after midnight. Mostly clear. Waves 1 ft or less.
Independence Day
SE wind 7 to 10 kt becoming S in the morning. A slight chance of showers between 10am and 1pm. Waves 1 ft or less.
Friday Night
S wind 10 to 12 kt. Partly cloudy. Waves 1 to 2 ft.
Saturday
S wind 13 to 16 kt, with gusts as high as 24 kt. Sunny. Waves 2 to 3 ft.
Saturday Night
S wind around 16 kt, with gusts as high as 22 kt. A chance of showers and thunderstorms after 1am. Waves 3 to 4 ft.
Sunday
WSW wind 13 to 15 kt becoming NNW in the afternoon. A chance of showers and thunderstorms before 1pm. Waves 2 to 4 ft.
Sunday Night
N wind 10 to 13 kt. Partly cloudy. Waves 1 to 2 ft.
Monday
NNE wind 9 to 13 kt becoming NNW in the afternoon. Mostly sunny. Waves around 1 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 43.55°N 86.57°W
Last Update: 11:03 am CDT Jul 3, 2025
Forecast Valid: 11am CDT Jul 3, 2025-6pm CDT Jul 9, 2025
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