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Grand Rapids, MI Local Forecast Office

29NM W South Haven MI

Marine Point Forecast

[NOTICE]
    • Labor Day

      Labor Day:N wind around 6 kt. Sunny. Waves 1 ft or less.

      High: 69 °F

      N 6kt
      < 1ft

    • Tonight

      Tonight:N wind 6 to 10 kt becoming SE after midnight. Mostly clear. Waves 1 ft or less.

      Low: 70 °F

      N 10kt
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 72 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds less than 5 kt becoming SSW 7 to 12 kt in the evening. Mostly clear. Waves 1 ft or less.

      Low: 71 °F

      ⇑SSW 12kt
      < 1ft

    • Wednesday

      Wednesday:SW wind around 16 kt. A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm.   Waves 2 to 3 ft.

      High: 74 °F

      SW 16kt
      2-3ft

    • Wednesday Night

      Wednesday Night:NNW wind 16 to 22 kt. Showers likely and possibly a thunderstorm.   Waves 3 ft building to 7 ft.

      Low: 58 °F

      NNW 22kt
      Waves Building7ft

    • Thursday

      Thursday:NW wind 15 to 20 kt becoming W in the afternoon. Mostly sunny. Waves 7 ft subsiding to 3 ft.

      High: 67 °F

      NW 20kt
      7ftWaves Subsiding

    • Thursday Night

      Thursday Night:SW wind 14 to 20 kt. A chance of showers.   Waves 2 to 4 ft.

      Low: 62 °F

      SW 20kt
      2-4ft

    • Friday

      Friday:SSW wind 21 to 23 kt becoming WNW in the afternoon. A chance of showers.   Waves around 5 ft.

      High: 67 °F

      SSW 23kt
      5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:24 pm CDT Sep 1, 2025
Forecast Valid: 5pm CDT Sep 1, 2025-6pm CDT Sep 8, 2025

View Nearby Observations

Detailed Forecast

Labor Day
N wind around 6 kt. Sunny. Waves 1 ft or less.
Tonight
N wind 6 to 10 kt becoming SE after midnight. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tuesday Night
Variable winds less than 5 kt becoming SSW 7 to 12 kt in the evening. Mostly clear. Waves 1 ft or less.
Wednesday
SW wind around 16 kt. A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Waves 2 to 3 ft.
Wednesday Night
NNW wind 16 to 22 kt. Showers likely and possibly a thunderstorm. Waves 3 ft building to 7 ft.
Thursday
NW wind 15 to 20 kt becoming W in the afternoon. Mostly sunny. Waves 7 ft subsiding to 3 ft.
Thursday Night
SW wind 14 to 20 kt. A chance of showers. Waves 2 to 4 ft.
Friday
SSW wind 21 to 23 kt becoming WNW in the afternoon. A chance of showers. Waves around 5 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: 42.46°N 86.93°W
Last Update: 4:24 pm CDT Sep 1, 2025
Forecast Valid: 5pm CDT Sep 1, 2025-6pm CDT Sep 8, 2025
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