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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SW wind around 10 kt. Mostly cloudy. Waves 1 ft or less.

      High: 78 °F

      SW 10kt
      < 1ft

    • Tonight

      Tonight:SW wind 7 to 9 kt becoming N after midnight. Showers and thunderstorms.   Waves 1 ft or less.

      Low: 57 °F

      SW 9kt
      < 1ft

    • Friday

      Friday:NNW wind 8 to 10 kt. A chance of showers before 7am.   Waves 1 ft or less.

      High: 65 °F

      NNW 10kt
      < 1ft

    • Friday Night

      Friday Night:N wind around 6 kt. Mostly clear. Waves 1 ft or less.

      Low: 48 °F

      N 6kt
      < 1ft

    • Saturday

      Saturday:NNE wind 5 to 7 kt becoming ENE in the afternoon. Sunny. Waves 1 ft or less.

      High: 65 °F

      NE 7kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 49 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.

      High: 70 °F

      ⇑W 7kt
      < 1ft

    • Sunday Night

      Sunday Night:NNW wind 7 to 9 kt. Mostly clear. Waves 1 ft or less.

      Low: 48 °F

      NNW 9kt
      < 1ft

    • Monday

      Monday:NW wind 7 to 10 kt. Sunny. Waves 1 ft or less.

      High: 63 °F

      NW 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: 3:13 pm EDT Oct 1, 2026
Forecast Valid: 3pm EDT Oct 1, 2026-6pm EDT Oct 7, 2026

View Nearby Observations

Detailed Forecast

This Afternoon
SW wind around 10 kt. Mostly cloudy. Waves 1 ft or less.
Tonight
SW wind 7 to 9 kt becoming N after midnight. Showers and thunderstorms. Waves 1 ft or less.
Friday
NNW wind 8 to 10 kt. A chance of showers before 7am. Waves 1 ft or less.
Friday Night
N wind around 6 kt. Mostly clear. Waves 1 ft or less.
Saturday
NNE wind 5 to 7 kt becoming ENE in the afternoon. Sunny. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.
Sunday Night
NNW wind 7 to 9 kt. Mostly clear. Waves 1 ft or less.
Monday
NW wind 7 to 10 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: 3:13 pm EDT Oct 1, 2026
Forecast Valid: 3pm EDT Oct 1, 2026-6pm EDT Oct 7, 2026
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