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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 71 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:SSW wind around 6 kt. Mostly clear. Waves 1 ft or less.

      Low: 53 °F

      SSW 6kt
      < 1ft

    • Thursday

      Thursday:SW wind 9 to 12 kt, with gusts as high as 20 kt. A chance of rain after 3pm.   Waves 1 ft or less.

      High: 74 °F

      SW 12kt
      < 1ft

    • Thursday Night

      Thursday Night:NW wind 6 to 10 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.

      Low: 46 °F

      NW 10kt
      < 1ft

    • Friday

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

      High: 63 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

      Low: 47 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:ESE wind 5 to 7 kt. Mostly cloudy. Waves 1 ft or less.

      High: 63 °F

      ESE 7kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Cloudy. Waves 1 ft or less.

      Low: 50 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming E around 6 kt in the morning. Mostly cloudy. Waves 1 ft or less.

      High: 66 °F

      ⇑E 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 am EDT Oct 28, 2026
Forecast Valid: 3pm EDT Oct 28, 2026-6pm EST Nov 3, 2026

View Nearby Observations

Detailed Forecast

This Afternoon
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tonight
SSW wind around 6 kt. Mostly clear. Waves 1 ft or less.
Thursday
SW wind 9 to 12 kt, with gusts as high as 20 kt. A chance of rain after 3pm. Waves 1 ft or less.
Thursday Night
NW wind 6 to 10 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Saturday
ESE wind 5 to 7 kt. Mostly cloudy. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Cloudy. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming E around 6 kt in the morning. Mostly 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 am EDT Oct 28, 2026
Forecast Valid: 3pm EDT Oct 28, 2026-6pm EST Nov 3, 2026
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