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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Scattered flurries after 4pm.   Waves 1 ft or less.

      High: 15 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Scattered flurries before 1am.   Waves 1 ft or less.

      Low: -3 °F

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

      High: 12 °F

      ⇑N 6kt
      < 1ft

    • Friday Night

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

      Low: -4 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:NNW wind 5 to 9 kt. Partly sunny. Waves 1 ft or less.

      High: 17 °F

      NNW 9kt
      < 1ft

    • Saturday Night

      Saturday Night:NNW wind 5 to 8 kt. Partly cloudy. Waves 1 ft or less.

      Low: 2 °F

      NNW 8kt
      < 1ft

    • Sunday

      Sunday:NW wind around 6 kt. Sunny. Waves 1 ft or less.

      High: 22 °F

      NW 6kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Low: 5 °F

      Light Wind
      < 1ft

    • Monday

      Monday:SW wind 5 to 8 kt. A chance of snow.   Waves 1 ft or less.

      High: 24 °F

      SW 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: 4:13 am EST Jan 29, 2026
Forecast Valid: 7am EST Jan 29, 2026-6pm EST Feb 4, 2026

View Nearby Observations

Detailed Forecast

Today
Variable winds 5 kt or less. Scattered flurries after 4pm. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Scattered flurries before 1am. Waves 1 ft or less.
Friday
Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Saturday
NNW wind 5 to 9 kt. Partly sunny. Waves 1 ft or less.
Saturday Night
NNW wind 5 to 8 kt. Partly cloudy. Waves 1 ft or less.
Sunday
NW wind around 6 kt. Sunny. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Monday
SW wind 5 to 8 kt. A chance of snow. 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: 4:13 am EST Jan 29, 2026
Forecast Valid: 7am EST Jan 29, 2026-6pm EST Feb 4, 2026
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