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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:WNW wind 9 to 12 kt, with gusts as high as 19 kt. Sunny. Waves 1 ft or less.

      High: 77 °F

      WNW 12kt
      < 1ft

    • Tonight

      Tonight:WNW wind 5 to 7 kt. Partly cloudy. Waves 1 ft or less.

      Low: 58 °F

      WNW 7kt
      < 1ft

    • Tuesday

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

      High: 81 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:SSE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.

      Low: 63 °F

      SSE 7kt⇓
      < 1ft

    • Wednesday

      Wednesday:SSW wind 5 to 11 kt. Partly sunny. Waves 1 ft or less.

      High: 82 °F

      SSW 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind 7 to 9 kt. A chance of showers and thunderstorms before 2am.   Waves 1 ft or less.

      Low: 66 °F

      SW 9kt
      < 1ft

    • Thursday

      Thursday:WSW wind 6 to 8 kt. Mostly sunny. Waves 1 ft or less.

      High: 83 °F

      WSW 8kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind around 6 kt becoming NNW after midnight. Partly cloudy. Waves 1 ft or less.

      Low: 65 °F

      W 6kt
      < 1ft

    • Friday

      Friday:NNW wind around 6 kt. Sunny. Waves 1 ft or less.

      High: 82 °F

      NNW 6kt
      < 1ft


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 am EDT Aug 24, 2026
Forecast Valid: 7am EDT Aug 24, 2026-6pm EDT Aug 30, 2026

View Nearby Observations

Detailed Forecast

Today
WNW wind 9 to 12 kt, with gusts as high as 19 kt. Sunny. Waves 1 ft or less.
Tonight
WNW wind 5 to 7 kt. Partly cloudy. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Tuesday Night
SSE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.
Wednesday
SSW wind 5 to 11 kt. Partly sunny. Waves 1 ft or less.
Wednesday Night
SW wind 7 to 9 kt. A chance of showers and thunderstorms before 2am. Waves 1 ft or less.
Thursday
WSW wind 6 to 8 kt. Mostly sunny. Waves 1 ft or less.
Thursday Night
W wind around 6 kt becoming NNW after midnight. Partly cloudy. Waves 1 ft or less.
Friday
NNW wind around 6 kt. Sunny. Waves 1 ft or less.



*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: 42.19°N 83.15°W
Last Update: 4:24 am EDT Aug 24, 2026
Forecast Valid: 7am EDT Aug 24, 2026-6pm EDT Aug 30, 2026
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