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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WNW wind 5 to 8 kt. Mostly clear. Waves 1 ft or less.

      Low: 60 °F

      WNW 8kt
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

      High: 74 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:SE wind 5 to 7 kt becoming NE after midnight. A chance of showers, mainly between 2am and 5am.   Waves 1 ft or less.

      Low: 62 °F

      ENE 7kt
      < 1ft

    • Saturday

      Saturday:NE wind around 9 kt. Mostly sunny. Waves 1 ft or less.

      High: 78 °F

      NE 9kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

      Low: 62 °F

      E 7kt⇓
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming SE 5 to 7 kt in the morning. Sunny. Waves 1 ft or less.

      High: 81 °F

      ⇑SE 7kt
      < 1ft

    • Sunday Night

      Sunday Night:SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

      Low: 67 °F

      SE 7kt⇓
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Mostly sunny. Waves 1 ft or less.

      High: 86 °F

      ⇑S 9kt
      < 1ft

    • Monday Night

      Monday Night:SSE wind 6 to 8 kt. Partly cloudy. Waves 1 ft or less.

      Low: 73 °F

      SSE 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: 4:24 pm EDT Jun 25, 2026
Forecast Valid: 8pm EDT Jun 25, 2026-6pm EDT Jul 2, 2026

View Nearby Observations

Detailed Forecast

Tonight
WNW wind 5 to 8 kt. Mostly clear. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Friday Night
SE wind 5 to 7 kt becoming NE after midnight. A chance of showers, mainly between 2am and 5am. Waves 1 ft or less.
Saturday
NE wind around 9 kt. Mostly sunny. Waves 1 ft or less.
Saturday Night
E wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming SE 5 to 7 kt in the morning. Sunny. Waves 1 ft or less.
Sunday Night
SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.
Monday
Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Mostly sunny. Waves 1 ft or less.
Monday Night
SSE wind 6 to 8 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: 4:24 pm EDT Jun 25, 2026
Forecast Valid: 8pm EDT Jun 25, 2026-6pm EDT Jul 2, 2026
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