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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NE wind 12 to 14 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 53 °F

      NE 14kt
      < 1ft

    • Tuesday

      Tuesday:NE wind around 15 kt, with gusts as high as 23 kt. Mostly cloudy. Waves 1 ft or less.

      High: 66 °F

      NE 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:ENE wind 15 to 18 kt, with gusts as high as 26 kt. A chance of showers after 1am.   Waves 1 ft or less.

      Low: 56 °F

      ENE 18kt
      < 1ft

    • Wednesday

      Wednesday:ENE wind around 14 kt, with gusts as high as 22 kt. A chance of showers.   Waves 1 ft or less.

      High: 64 °F

      ENE 14kt
      < 1ft

    • Wednesday Night

      Wednesday Night:E wind 9 to 12 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 55 °F

      E 12kt
      < 1ft

    • Thursday

      Thursday:E wind 9 to 11 kt. Mostly sunny. Waves 1 ft or less.

      High: 66 °F

      E 11kt
      < 1ft

    • Thursday Night

      Thursday Night:NE wind around 7 kt. Mostly clear. Waves 1 ft or less.

      Low: 51 °F

      NE 7kt
      < 1ft

    • Friday

      Friday:NE wind 6 to 9 kt. Mostly sunny. Waves 1 ft or less.

      High: 67 °F

      NE 9kt
      < 1ft

    • Friday Night

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

      Low: 50 °F

      NNE 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 pm EDT Sep 21, 2026
Forecast Valid: 9pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026

View Nearby Observations

Detailed Forecast

Tonight
NE wind 12 to 14 kt. Mostly cloudy. Waves 1 ft or less.
Tuesday
NE wind around 15 kt, with gusts as high as 23 kt. Mostly cloudy. Waves 1 ft or less.
Tuesday Night
ENE wind 15 to 18 kt, with gusts as high as 26 kt. A chance of showers after 1am. Waves 1 ft or less.
Wednesday
ENE wind around 14 kt, with gusts as high as 22 kt. A chance of showers. Waves 1 ft or less.
Wednesday Night
E wind 9 to 12 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.
Thursday
E wind 9 to 11 kt. Mostly sunny. Waves 1 ft or less.
Thursday Night
NE wind around 7 kt. Mostly clear. Waves 1 ft or less.
Friday
NE wind 6 to 9 kt. Mostly sunny. Waves 1 ft or less.
Friday Night
NNE wind around 6 kt. Mostly clear. 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 pm EDT Sep 21, 2026
Forecast Valid: 9pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026
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