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Detroit/Pontiac, MI Local Forecast Office

Grosse Pointe MI

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:W wind 8 to 14 km/h becoming E in the afternoon. Areas of smoke after 5pm.  Waves 1 m or less.

      High: 33 °C

      W 14km/h
      < 1m

    • Wednesday Night

      Wednesday Night:NNE wind 13 to 16 km/h. Widespread smoke.  Waves 1 m or less.

      Low: 23 °C

      NNE 16km/h
      < 1m

    • Thursday

      Thursday:N wind around 11 km/h. Widespread smoke before 9am.  Waves 1 m or less.

      High: 30 °C

      N 11km/h
      < 1m

    • Thursday Night

      Thursday Night:NE wind 10 to 14 km/h becoming E after midnight. Mostly clear. Waves 1 m or less.

      Low: 23 °C

      NE 14km/h
      < 1m

    • Friday

      Friday:SE wind 10 to 16 km/h. A chance of showers after 2pm.   Waves 1 m or less.

      High: 28 °C

      SE 16km/h
      < 1m

    • Friday Night

      Friday Night:SSE wind around 14 km/h becoming SW after midnight. A chance of showers and thunderstorms.   Waves 1 m or less.

      Low: 23 °C

      SSE 14km/h
      < 1m

    • Saturday

      Saturday:W wind 16 to 21 km/h, with gusts as high as 37 km/h. Showers likely and possibly a thunderstorm after 2pm.   Waves 1 m or less.

      High: 29 °C

      W 21km/h
      < 1m

    • Saturday Night

      Saturday Night:N wind 21 to 23 km/h, with gusts as high as 32 km/h. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.   Waves 1 m or less.

      Low: 21 °C

      N 23km/h
      < 1m

    • Sunday

      Sunday:N wind 16 to 18 km/h. Mostly sunny. Waves 1 m or less.

      High: 27 °C

      N 18km/h
      < 1m


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:13 am EDT Jul 15, 2026
Forecast Valid: 3am EDT Jul 15, 2026-6pm EDT Jul 21, 2026

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Detailed Forecast

Wednesday
W wind 8 to 14 km/h becoming E in the afternoon. Areas of smoke after 5pm. Waves 1 m or less.
Wednesday Night
NNE wind 13 to 16 km/h. Widespread smoke. Waves 1 m or less.
Thursday
N wind around 11 km/h. Widespread smoke before 9am. Waves 1 m or less.
Thursday Night
NE wind 10 to 14 km/h becoming E after midnight. Mostly clear. Waves 1 m or less.
Friday
SE wind 10 to 16 km/h. A chance of showers after 2pm. Waves 1 m or less.
Friday Night
SSE wind around 14 km/h becoming SW after midnight. A chance of showers and thunderstorms. Waves 1 m or less.
Saturday
W wind 16 to 21 km/h, with gusts as high as 37 km/h. Showers likely and possibly a thunderstorm after 2pm. Waves 1 m or less.
Saturday Night
N wind 21 to 23 km/h, with gusts as high as 32 km/h. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Waves 1 m or less.
Sunday
N wind 16 to 18 km/h. Mostly sunny. Waves 1 m 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: 42.39°N 82.89°W
Last Update: 3:13 am EDT Jul 15, 2026
Forecast Valid: 3am EDT Jul 15, 2026-6pm EDT Jul 21, 2026
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