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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WSW wind 9 to 14 kt becoming NW after midnight. Winds could gust as high as 24 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 56 °F

      WSW 14kt
      < 1ft

    • Wednesday

      Wednesday:N wind 7 to 10 kt. Mostly cloudy. Waves 1 ft or less.

      High: 65 °F

      N 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:NNE wind 9 to 11 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 43 °F

      NNE 11kt
      < 1ft

    • Thursday

      Thursday:ENE wind 9 to 11 kt. Sunny. Waves 1 ft or less.

      High: 63 °F

      ENE 11kt
      < 1ft

    • Thursday Night

      Thursday Night:NE wind around 11 kt. Increasing clouds. Waves 1 ft or less.

      Low: 49 °F

      NE 11kt
      < 1ft

    • Friday

      Friday:E wind 11 to 14 kt, with gusts as high as 22 kt. A chance of showers after 2pm.   Waves 1 ft or less.

      High: 65 °F

      E 14kt
      < 1ft

    • Friday Night

      Friday Night:E wind 14 to 16 kt, with gusts as high as 23 kt. Showers, mainly after 8pm.   Waves 1 ft or less.

      Low: 54 °F

      E 16kt
      < 1ft

    • Saturday

      Saturday:E wind 11 to 14 kt. Showers likely.   Waves 1 ft or less.

      High: 70 °F

      E 14kt
      < 1ft

    • Saturday Night

      Saturday Night:ENE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers.   Waves 1 ft or less.

      Low: 57 °F

      ENE 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: 5:49 pm EDT May 19, 2026
Forecast Valid: 6pm EDT May 19, 2026-6pm EDT May 26, 2026

View Nearby Observations

Detailed Forecast

Tonight
WSW wind 9 to 14 kt becoming NW after midnight. Winds could gust as high as 24 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Wednesday
N wind 7 to 10 kt. Mostly cloudy. Waves 1 ft or less.
Wednesday Night
NNE wind 9 to 11 kt. Mostly cloudy. Waves 1 ft or less.
Thursday
ENE wind 9 to 11 kt. Sunny. Waves 1 ft or less.
Thursday Night
NE wind around 11 kt. Increasing clouds. Waves 1 ft or less.
Friday
E wind 11 to 14 kt, with gusts as high as 22 kt. A chance of showers after 2pm. Waves 1 ft or less.
Friday Night
E wind 14 to 16 kt, with gusts as high as 23 kt. Showers, mainly after 8pm. Waves 1 ft or less.
Saturday
E wind 11 to 14 kt. Showers likely. Waves 1 ft or less.
Saturday Night
ENE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers. 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: 5:49 pm EDT May 19, 2026
Forecast Valid: 6pm EDT May 19, 2026-6pm EDT May 26, 2026
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