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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:N wind around 7 kt. Partly cloudy. Waves 1 ft or less.

      Low: 51 °F

      N 7kt
      < 1ft

    • Sunday

      Sunday:N wind 6 to 10 kt. Sunny. Waves 1 ft or less.

      High: 73 °F

      N 10kt
      < 1ft

    • Sunday Night

      Sunday Night:N wind 6 to 9 kt. Mostly clear. Waves 1 ft or less.

      Low: 53 °F

      N 9kt
      < 1ft

    • Monday

      Monday:N wind around 7 kt. Mostly cloudy through mid morning, then becoming sunny. Waves 1 ft or less.

      High: 72 °F

      N 7kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Patchy fog after 5am.  Waves 1 ft or less.

      Low: 54 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Areas of fog before 9am.  Waves 1 ft or less.

      High: 73 °F

      ⇑S 6kt
      < 1ft

    • Tuesday Night

      Tuesday Night:S wind around 6 kt. Partly cloudy. Waves 1 ft or less.

      Low: 60 °F

      S 6kt
      < 1ft

    • Wednesday

      Wednesday:SSW wind 5 to 9 kt. Mostly cloudy. Waves 1 ft or less.

      High: 72 °F

      SSW 9kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind 6 to 8 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 63 °F

      S 8kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:26 pm EDT Sep 26, 2026
Forecast Valid: 9pm EDT Sep 26, 2026-6pm EDT Oct 3, 2026

View Nearby Observations

Detailed Forecast

Tonight
N wind around 7 kt. Partly cloudy. Waves 1 ft or less.
Sunday
N wind 6 to 10 kt. Sunny. Waves 1 ft or less.
Sunday Night
N wind 6 to 9 kt. Mostly clear. Waves 1 ft or less.
Monday
N wind around 7 kt. Mostly cloudy through mid morning, then becoming sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Patchy fog after 5am. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Areas of fog before 9am. Waves 1 ft or less.
Tuesday Night
S wind around 6 kt. Partly cloudy. Waves 1 ft or less.
Wednesday
SSW wind 5 to 9 kt. Mostly cloudy. Waves 1 ft or less.
Wednesday Night
S wind 6 to 8 kt. Mostly cloudy. 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: 4:26 pm EDT Sep 26, 2026
Forecast Valid: 9pm EDT Sep 26, 2026-6pm EDT Oct 3, 2026
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