For More Weather Information:

Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 69 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers, mainly before 7pm.   Waves 1 ft or less.

      Low: 57 °F

      Light Wind
      < 1ft

    • Memorial Day

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

      High: 78 °F

      Light Wind
      < 1ft

    • Monday Night

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

      Low: 58 °F

      Light Wind
      < 1ft

    • Tuesday

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

      High: 81 °F

      ⇑S 6kt
      < 1ft

    • Tuesday Night

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

      Low: 63 °F

      Light Wind
      < 1ft

    • Wednesday

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

      High: 83 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:NNE wind around 7 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 61 °F

      NNE 7kt
      < 1ft

    • Thursday

      Thursday:NE wind 6 to 9 kt. Mostly sunny. Waves 1 ft or less.

      High: 78 °F

      NE 9kt
      < 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 May 24, 2026
Forecast Valid: 10am EDT May 24, 2026-6pm EDT May 30, 2026

View Nearby Observations

Detailed Forecast

Today
Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. A chance of showers, mainly before 7pm. Waves 1 ft or less.
Memorial Day
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming 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 S around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Wednesday Night
NNE wind around 7 kt. Mostly cloudy. Waves 1 ft or less.
Thursday
NE wind 6 to 9 kt. Mostly sunny. 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: 4:24 am EDT May 24, 2026
Forecast Valid: 10am EDT May 24, 2026-6pm EDT May 30, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data