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Detroit/Pontiac, MI Local Forecast Office

Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ENE wind 7 to 9 kt. A chance of showers.   Waves 1 ft or less.

      Low: 58 °F

      ENE 9kt
      < 1ft

    • Saturday

      Saturday:ENE wind 8 to 10 kt. A chance of showers before 2pm.   Waves 1 ft or less.

      High: 73 °F

      ENE 10kt
      < 1ft

    • Saturday Night

      Saturday Night:NE wind 5 to 8 kt. Mostly clear. Waves 1 ft or less.

      Low: 59 °F

      NE 8kt
      < 1ft

    • Sunday

      Sunday:NE wind around 7 kt. Mostly sunny. Waves 1 ft or less.

      High: 79 °F

      NE 7kt
      < 1ft

    • Sunday Night

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

      Low: 61 °F

      E 7kt⇓
      < 1ft

    • Monday

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

      High: 82 °F

      ⇑ESE 6kt
      < 1ft

    • Monday Night

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

      Low: 66 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:SSW wind 5 to 8 kt. A chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 85 °F

      SSW 8kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind around 7 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 69 °F

      SSW 7kt
      < 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 13, 2025
Forecast Valid: 6pm EDT Jun 13, 2025-6pm EDT Jun 20, 2025

View Nearby Observations

Detailed Forecast

Tonight
ENE wind 7 to 9 kt. A chance of showers. Waves 1 ft or less.
Saturday
ENE wind 8 to 10 kt. A chance of showers before 2pm. Waves 1 ft or less.
Saturday Night
NE wind 5 to 8 kt. Mostly clear. Waves 1 ft or less.
Sunday
NE wind around 7 kt. Mostly sunny. Waves 1 ft or less.
Sunday Night
E 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 ESE around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Tuesday
SSW wind 5 to 8 kt. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Tuesday Night
SSW wind around 7 kt. A chance of showers and thunderstorms. 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: 42.12°N 83.18°W
Last Update: 4:24 pm EDT Jun 13, 2025
Forecast Valid: 6pm EDT Jun 13, 2025-6pm EDT Jun 20, 2025
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