For More Weather Information:

Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Friday

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

      High: 37 °F

      ⇑SSW 9kt
      < 1ft

    • Friday Night

      Friday Night:SW wind 5 to 9 kt becoming WNW after midnight. Partly cloudy. Waves 1 ft or less.

      Low: 25 °F

      SW 9kt
      < 1ft

    • Saturday

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

      High: 37 °F

      Light Wind
      < 1ft

    • Saturday Night

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

      Low: 27 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

      High: 40 °F

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

      Low: 29 °F

      Light Wind
      < 1ft

    • Washington's Birthday

      Washington's Birthday:Variable winds less than 5 kt becoming SSW 5 to 7 kt in the morning. Partly sunny. Waves 1 ft or less.

      High: 42 °F

      ⇑SSW 7kt
      < 1ft

    • Monday Night

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

      Low: 34 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SSE around 6 kt in the afternoon. Mostly cloudy. Waves 1 ft or less.

      High: 44 °F

      ⇑SSE 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: 1:24 am EST Feb 13, 2026
Forecast Valid: 2am EST Feb 13, 2026-6pm EST Feb 19, 2026

View Nearby Observations

Detailed Forecast

Friday
Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Mostly sunny. Waves 1 ft or less.
Friday Night
SW wind 5 to 9 kt becoming WNW after midnight. Partly cloudy. Waves 1 ft or less.
Saturday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Sunday
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.
Washington's Birthday
Variable winds less than 5 kt becoming SSW 5 to 7 kt in the morning. Partly sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming SSE around 6 kt in the afternoon. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 42.19°N 83.15°W
Last Update: 1:24 am EST Feb 13, 2026
Forecast Valid: 2am EST Feb 13, 2026-6pm EST Feb 19, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data