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Detroit/Pontiac, MI Local Forecast Office

3NM N Grosse Ile MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:NE wind around 11 kt. A chance of rain, mainly after 2pm.   Waves 1 ft or less.

      High: 41 °F

      NE 11kt
      < 1ft

    • Tonight

      Tonight:NE wind around 10 kt. A chance of rain, mainly after 5am.   Waves 1 ft or less.

      Low: 38 °F

      NE 10kt
      < 1ft

    • Thursday

      Thursday:E wind around 10 kt. Rain and thunderstorms likely before 11am, then rain likely between 11am and 2pm.   Waves 1 ft or less.

      High: 65 °F

      E 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind 12 to 15 kt, with gusts as high as 25 kt. Rain likely before 11pm, then rain likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am.   Waves 1 ft or less.

      Low: 56 °F

      SSW 15kt
      < 1ft

    • Friday

      Friday:WSW wind 12 to 14 kt, with gusts as high as 22 kt. A chance of rain after 2pm.   Waves 1 ft or less.

      High: 72 °F

      WSW 14kt
      < 1ft

    • Friday Night

      Friday Night:SW wind around 7 kt becoming E after midnight. A chance of rain before 8pm, then rain likely and possibly a thunderstorm between 8pm and 11pm, then rain likely after 11pm.   Waves 1 ft or less.

      Low: 51 °F

      SW 7kt
      < 1ft

    • Saturday

      Saturday:SSE wind 9 to 14 kt becoming SSW in the afternoon. Winds could gust as high as 21 kt. Rain likely, then rain and possibly a thunderstorm after 2pm.   Waves 1 ft or less.

      High: 70 °F

      SSW 14kt
      < 1ft

    • Saturday Night

      Saturday Night:W wind around 13 kt, with gusts as high as 19 kt. Rain and possibly a thunderstorm before 8pm, then rain likely.   Waves 1 ft or less.

      Low: 40 °F

      W 13kt
      < 1ft

    • Sunday

      Sunday:W wind 13 to 16 kt, with gusts as high as 24 kt. A chance of rain.   Waves 1 ft or less.

      High: 47 °F

      W 16kt
      < 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 Apr 1, 2026
Forecast Valid: 11am EDT Apr 1, 2026-6pm EDT Apr 7, 2026

View Nearby Observations

Detailed Forecast

Today
NE wind around 11 kt. A chance of rain, mainly after 2pm. Waves 1 ft or less.
Tonight
NE wind around 10 kt. A chance of rain, mainly after 5am. Waves 1 ft or less.
Thursday
E wind around 10 kt. Rain and thunderstorms likely before 11am, then rain likely between 11am and 2pm. Waves 1 ft or less.
Thursday Night
SSW wind 12 to 15 kt, with gusts as high as 25 kt. Rain likely before 11pm, then rain likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Waves 1 ft or less.
Friday
WSW wind 12 to 14 kt, with gusts as high as 22 kt. A chance of rain after 2pm. Waves 1 ft or less.
Friday Night
SW wind around 7 kt becoming E after midnight. A chance of rain before 8pm, then rain likely and possibly a thunderstorm between 8pm and 11pm, then rain likely after 11pm. Waves 1 ft or less.
Saturday
SSE wind 9 to 14 kt becoming SSW in the afternoon. Winds could gust as high as 21 kt. Rain likely, then rain and possibly a thunderstorm after 2pm. Waves 1 ft or less.
Saturday Night
W wind around 13 kt, with gusts as high as 19 kt. Rain and possibly a thunderstorm before 8pm, then rain likely. Waves 1 ft or less.
Sunday
W wind 13 to 16 kt, with gusts as high as 24 kt. A chance of rain. 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 am EDT Apr 1, 2026
Forecast Valid: 11am EDT Apr 1, 2026-6pm EDT Apr 7, 2026
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