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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:WNW wind 11 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 5pm.   Waves 1 ft or less.

      High: 76 °F

      WNW 13kt
      < 1ft

    • Tonight

      Tonight:NW wind 9 to 11 kt. A slight chance of showers and thunderstorms before 8pm.   Waves 1 ft or less.

      Low: 57 °F

      NW 11kt
      < 1ft

    • Monday

      Monday:W wind 9 to 13 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

      High: 77 °F

      W 13kt
      < 1ft

    • Monday Night

      Monday Night:NW wind around 7 kt. Mostly clear. Waves 1 ft or less.

      Low: 59 °F

      NW 7kt
      < 1ft

    • Tuesday

      Tuesday:WNW wind around 6 kt. Sunny. Waves 1 ft or less.

      High: 80 °F

      WNW 6kt
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Low: 63 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:S wind 5 to 11 kt. Mostly sunny. Waves 1 ft or less.

      High: 82 °F

      S 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSW wind around 9 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 67 °F

      SSW 9kt
      < 1ft

    • Thursday

      Thursday:WSW wind 7 to 10 kt. A chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 83 °F

      WSW 10kt
      < 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 23, 2026
Forecast Valid: 5am EDT Aug 23, 2026-6pm EDT Aug 29, 2026

View Nearby Observations

Detailed Forecast

Today
WNW wind 11 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 5pm. Waves 1 ft or less.
Tonight
NW wind 9 to 11 kt. A slight chance of showers and thunderstorms before 8pm. Waves 1 ft or less.
Monday
W wind 9 to 13 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.
Monday Night
NW wind around 7 kt. Mostly clear. Waves 1 ft or less.
Tuesday
WNW wind around 6 kt. Sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Wednesday
S wind 5 to 11 kt. Mostly sunny. Waves 1 ft or less.
Wednesday Night
SSW wind around 9 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Thursday
WSW wind 7 to 10 kt. A chance of showers and thunderstorms after 2pm. 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 23, 2026
Forecast Valid: 5am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
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