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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:W wind around 11 kt. Sunny. Waves 1 ft or less.

      High: 71 °F

      W 11kt
      < 1ft

    • Tonight

      Tonight:NW wind 7 to 11 kt. Mostly clear. Waves 1 ft or less.

      Low: 49 °F

      NW 11kt
      < 1ft

    • Monday

      Monday:NW wind 7 to 9 kt. Sunny. Waves 1 ft or less.

      High: 64 °F

      NW 9kt
      < 1ft

    • Monday Night

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

      Low: 45 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SSW 5 to 9 kt in the afternoon. Sunny. Waves 1 ft or less.

      High: 65 °F

      ⇑SSW 9kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SW wind 8 to 12 kt, with gusts as high as 18 kt. Mostly clear. Waves 1 ft or less.

      Low: 54 °F

      SW 12kt
      < 1ft

    • Wednesday

      Wednesday:W wind 10 to 12 kt, with gusts as high as 18 kt. Mostly sunny. Waves 1 ft or less.

      High: 73 °F

      W 12kt
      < 1ft

    • Wednesday Night

      Wednesday Night:W wind 6 to 9 kt. Mostly clear. Waves 1 ft or less.

      Low: 52 °F

      W 9kt
      < 1ft

    • Thursday

      Thursday:WNW wind 7 to 11 kt. Mostly sunny. Waves 1 ft or less.

      High: 70 °F

      WNW 11kt
      < 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 Oct 4, 2026
Forecast Valid: 4pm EDT Oct 4, 2026-6pm EDT Oct 10, 2026

View Nearby Observations

Detailed Forecast

This Afternoon
W wind around 11 kt. Sunny. Waves 1 ft or less.
Tonight
NW wind 7 to 11 kt. Mostly clear. Waves 1 ft or less.
Monday
NW wind 7 to 9 kt. Sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming SSW 5 to 9 kt in the afternoon. Sunny. Waves 1 ft or less.
Tuesday Night
SW wind 8 to 12 kt, with gusts as high as 18 kt. Mostly clear. Waves 1 ft or less.
Wednesday
W wind 10 to 12 kt, with gusts as high as 18 kt. Mostly sunny. Waves 1 ft or less.
Wednesday Night
W wind 6 to 9 kt. Mostly clear. Waves 1 ft or less.
Thursday
WNW wind 7 to 11 kt. Mostly 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: 4:24 pm EDT Oct 4, 2026
Forecast Valid: 4pm EDT Oct 4, 2026-6pm EDT Oct 10, 2026
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