Hazardous Weather Conditions

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Detroit/Pontiac, MI Local Forecast Office

5NM SW Au Gres MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:N wind 8 to 11 kt becoming NE in the afternoon. Mostly sunny. Waves 1 ft or less.

      High: 66 °F

      NE 11kt
      < 1ft

    • Tonight

      Tonight:NE wind 5 to 9 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 50 °F

      NE 9kt
      < 1ft

    • Saturday

      Saturday:E wind 5 to 7 kt becoming SE in the afternoon. A chance of showers before 2pm.   Waves 1 ft or less.

      High: 66 °F

      ESE 7kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind around 6 kt. A chance of showers after 2am.   Waves 1 ft or less.

      Low: 52 °F

      E 6kt
      < 1ft

    • Sunday

      Sunday:NE wind 8 to 12 kt, with gusts as high as 19 kt. A chance of showers before 8am.   Waves 1 ft or less.

      High: 66 °F

      NE 12kt
      < 1ft

    • Sunday Night

      Sunday Night:NE wind 10 to 13 kt, with gusts as high as 22 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 49 °F

      NE 13kt
      < 1ft

    • Monday

      Monday:ENE wind 14 to 16 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.

      High: 60 °F

      ENE 16kt
      < 1ft

    • Monday Night

      Monday Night:NE wind 14 to 18 kt, with gusts as high as 29 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 48 °F

      NE 18kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 15 to 18 kt, with gusts as high as 26 kt. Partly sunny. Waves 1 ft or less.

      High: 60 °F

      NE 18kt
      < 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 Sep 18, 2026
Forecast Valid: 7am EDT Sep 18, 2026-6pm EDT Sep 24, 2026

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Detailed Forecast

Today
N wind 8 to 11 kt becoming NE in the afternoon. Mostly sunny. Waves 1 ft or less.
Tonight
NE wind 5 to 9 kt. Mostly cloudy. Waves 1 ft or less.
Saturday
E wind 5 to 7 kt becoming SE in the afternoon. A chance of showers before 2pm. Waves 1 ft or less.
Saturday Night
E wind around 6 kt. A chance of showers after 2am. Waves 1 ft or less.
Sunday
NE wind 8 to 12 kt, with gusts as high as 19 kt. A chance of showers before 8am. Waves 1 ft or less.
Sunday Night
NE wind 10 to 13 kt, with gusts as high as 22 kt. Mostly cloudy. Waves 1 ft or less.
Monday
ENE wind 14 to 16 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.
Monday Night
NE wind 14 to 18 kt, with gusts as high as 29 kt. Mostly cloudy. Waves 1 ft or less.
Tuesday
NE wind 15 to 18 kt, with gusts as high as 26 kt. Partly sunny. Waves 1 ft or less.

See Lake Huron Open Lake Forecast for days 3 through 5.


*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: 43.99°N 83.8°W
Last Update: 4:24 am EDT Sep 18, 2026
Forecast Valid: 7am EDT Sep 18, 2026-6pm EDT Sep 24, 2026
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