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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NW wind around 8 kt. A slight chance of rain before midnight.   Waves 1 ft or less.

      Low: 36 °F

      NW 8kt
      < 1ft

    • Sunday

      Sunday:NW wind around 7 kt. Partly sunny. Waves 1 ft or less.

      High: 48 °F

      NW 7kt
      < 1ft

    • Sunday Night

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

      Low: 34 °F

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming WSW around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

      High: 51 °F

      ⇑WSW 6kt
      < 1ft

    • Monday Night

      Monday Night:SW wind around 6 kt. Mostly clear. Waves 1 ft or less.

      Low: 35 °F

      SW 6kt
      < 1ft

    • Tuesday

      Tuesday:SW wind 5 to 7 kt. Sunny. Waves 1 ft or less.

      High: 53 °F

      SW 7kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SW wind 5 to 7 kt. Mostly clear. Waves 1 ft or less.

      Low: 36 °F

      SW 7kt
      < 1ft

    • Wednesday

      Wednesday:SSW wind 5 to 8 kt. Sunny. Waves 1 ft or less.

      High: 54 °F

      SSW 8kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSW wind around 7 kt. Partly cloudy. Waves 1 ft or less.

      Low: 40 °F

      SSW 7kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:24 pm EST Nov 14, 2026
Forecast Valid: 7pm EST Nov 14, 2026-6pm EST Nov 21, 2026

View Nearby Observations

Detailed Forecast

Tonight
NW wind around 8 kt. A slight chance of rain before midnight. Waves 1 ft or less.
Sunday
NW wind around 7 kt. Partly sunny. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming WSW around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Monday Night
SW wind around 6 kt. Mostly clear. Waves 1 ft or less.
Tuesday
SW wind 5 to 7 kt. Sunny. Waves 1 ft or less.
Tuesday Night
SW wind 5 to 7 kt. Mostly clear. Waves 1 ft or less.
Wednesday
SSW wind 5 to 8 kt. Sunny. Waves 1 ft or less.
Wednesday Night
SSW wind around 7 kt. Partly 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: 3:24 pm EST Nov 14, 2026
Forecast Valid: 7pm EST Nov 14, 2026-6pm EST Nov 21, 2026
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