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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:E wind 9 to 11 kt. Rain and possibly a thunderstorm before 1pm, then a slight chance of rain and thunderstorms after 4pm.   Waves 1 ft or less.

      High: 60 °F

      E 11kt
      < 1ft

    • Tonight

      Tonight:S wind 12 to 16 kt, with gusts as high as 25 kt. Rain and thunderstorms before 3am, then rain likely.   Waves 1 ft or less.

      Low: 54 °FRising Temperatures

      S 16kt
      < 1ft

    • Friday

      Friday:W wind 12 to 14 kt, with gusts as high as 23 kt. Partly sunny. Waves 1 ft or less.

      High: 62 °F

      W 14kt
      < 1ft

    • Friday Night

      Friday Night:NNW wind 5 to 8 kt becoming ENE after midnight. Rain, mainly after 2am.   Waves 1 ft or less.

      Low: 46 °F

      ENE 8kt
      < 1ft

    • Saturday

      Saturday:ESE wind 9 to 15 kt becoming SSW in the afternoon. Winds could gust as high as 22 kt. Rain, with thunderstorms also possible after 2pm.   Waves 1 ft or less.

      High: 68 °F

      S 15kt
      < 1ft

    • Saturday Night

      Saturday Night:W wind around 13 kt, with gusts as high as 20 kt. Rain and possibly a thunderstorm before 8pm, then a chance of rain between 8pm and 2am.   Waves 1 ft or less.

      Low: 39 °F

      W 13kt
      < 1ft

    • Sunday

      Sunday:W wind 13 to 16 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.

      High: 46 °F

      W 16kt
      < 1ft

    • Sunday Night

      Sunday Night:WNW wind 6 to 12 kt, with gusts as high as 18 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.

      Low: 33 °F

      WNW 12kt
      < 1ft

    • Monday

      Monday:W wind 7 to 12 kt. A chance of rain.   Waves 1 ft or less.

      High: 51 °F

      W 12kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:25 am EDT Apr 2, 2026
Forecast Valid: 6am EDT Apr 2, 2026-6pm EDT Apr 8, 2026

View Nearby Observations

Detailed Forecast

Today
E wind 9 to 11 kt. Rain and possibly a thunderstorm before 1pm, then a slight chance of rain and thunderstorms after 4pm. Waves 1 ft or less.
Tonight
S wind 12 to 16 kt, with gusts as high as 25 kt. Rain and thunderstorms before 3am, then rain likely. Waves 1 ft or less.
Friday
W wind 12 to 14 kt, with gusts as high as 23 kt. Partly sunny. Waves 1 ft or less.
Friday Night
NNW wind 5 to 8 kt becoming ENE after midnight. Rain, mainly after 2am. Waves 1 ft or less.
Saturday
ESE wind 9 to 15 kt becoming SSW in the afternoon. Winds could gust as high as 22 kt. Rain, with thunderstorms also possible after 2pm. Waves 1 ft or less.
Saturday Night
W wind around 13 kt, with gusts as high as 20 kt. Rain and possibly a thunderstorm before 8pm, then a chance of rain between 8pm and 2am. Waves 1 ft or less.
Sunday
W wind 13 to 16 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.
Sunday Night
WNW wind 6 to 12 kt, with gusts as high as 18 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.
Monday
W wind 7 to 12 kt. A chance of rain. 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: 4:25 am EDT Apr 2, 2026
Forecast Valid: 6am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
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