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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:Variable winds 5 kt or less. Clear. Waves 1 ft or less.

      Low: 58 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.

      High: 77 °F

      ⇑S 8kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSE wind around 6 kt. A chance of showers and thunderstorms, then showers likely after 2am.   Waves 1 ft or less.

      Low: 62 °F

      SSE 6kt
      < 1ft

    • Thursday

      Thursday:SW wind 8 to 10 kt. A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 79 °F

      SW 10kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A chance of thunderstorms before 8pm.   Waves 1 ft or less.

      Low: 61 °F

      W 7kt⇓
      < 1ft

    • Friday

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

      High: 77 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:ENE wind around 6 kt. A chance of showers after 8pm.   Waves 1 ft or less.

      Low: 63 °F

      ENE 6kt
      < 1ft

    • Saturday

      Saturday:NNE wind around 6 kt becoming E in the afternoon. Mostly sunny. Waves 1 ft or less.

      High: 80 °F

      NE 6kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

      Low: 64 °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 pm EDT Jun 23, 2026
Forecast Valid: 12am EDT Jun 24, 2026-6pm EDT Jun 30, 2026

View Nearby Observations

Detailed Forecast

Overnight
Variable winds 5 kt or less. Clear. Waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.
Wednesday Night
SSE wind around 6 kt. A chance of showers and thunderstorms, then showers likely after 2am. Waves 1 ft or less.
Thursday
SW wind 8 to 10 kt. A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Thursday Night
W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A chance of thunderstorms before 8pm. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Friday Night
ENE wind around 6 kt. A chance of showers after 8pm. Waves 1 ft or less.
Saturday
NNE wind around 6 kt becoming E in the afternoon. Mostly sunny. Waves 1 ft or less.
Saturday Night
E wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. 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 pm EDT Jun 23, 2026
Forecast Valid: 12am EDT Jun 24, 2026-6pm EDT Jun 30, 2026
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