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Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:NW wind 15 to 17 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 30 °F

      NW 17kt
      < 1ft

    • Thursday

      Thursday:WNW wind 9 to 14 kt. Sunny. Waves 1 ft or less.

      High: 41 °F

      WNW 14kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind 6 to 14 kt becoming S after midnight. Winds could gust as high as 28 kt. A chance of rain and snow after 2am.   Waves 1 ft or less.

      Low: 34 °F

      S 14kt
      < 1ft

    • Friday

      Friday:SSW wind 24 to 26 kt becoming W in the afternoon. Winds could gust as high as 43 kt. A chance of rain and snow before 8am.   Waves 1 ft or less.

      High: 47 °F

      W 26kt
      < 1ft

    • Friday Night

      Friday Night:WNW wind 12 to 20 kt, with gusts as high as 28 kt. Partly cloudy. Waves 1 ft or less.

      Low: 28 °F

      WNW 20kt
      < 1ft

    • Saturday

      Saturday:WNW wind 6 to 8 kt becoming SW in the afternoon. Partly sunny. Waves 1 ft or less.

      High: 38 °F

      WNW 8kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind 6 to 10 kt. A chance of snow after 2am.   Waves 1 ft or less.

      Low: 31 °F

      E 10kt
      < 1ft

    • Sunday

      Sunday:E wind 13 to 16 kt, with gusts as high as 22 kt. A chance of rain and snow before 2pm, then rain likely.   Waves 1 ft or less.

      High: 52 °F

      E 16kt
      < 1ft

    • Sunday Night

      Sunday Night:S wind around 19 kt becoming WSW after midnight. Winds could gust as high as 28 kt. Rain before 2am, then rain and snow likely.   Waves 1 ft or less.

      Low: 28 °F

      SSW 19kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:49 pm EDT Mar 11, 2026
Forecast Valid: 11pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026

View Nearby Observations

Detailed Forecast

Overnight
NW wind 15 to 17 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.
Thursday
WNW wind 9 to 14 kt. Sunny. Waves 1 ft or less.
Thursday Night
W wind 6 to 14 kt becoming S after midnight. Winds could gust as high as 28 kt. A chance of rain and snow after 2am. Waves 1 ft or less.
Friday
SSW wind 24 to 26 kt becoming W in the afternoon. Winds could gust as high as 43 kt. A chance of rain and snow before 8am. Waves 1 ft or less.
Friday Night
WNW wind 12 to 20 kt, with gusts as high as 28 kt. Partly cloudy. Waves 1 ft or less.
Saturday
WNW wind 6 to 8 kt becoming SW in the afternoon. Partly sunny. Waves 1 ft or less.
Saturday Night
E wind 6 to 10 kt. A chance of snow after 2am. Waves 1 ft or less.
Sunday
E wind 13 to 16 kt, with gusts as high as 22 kt. A chance of rain and snow before 2pm, then rain likely. Waves 1 ft or less.
Sunday Night
S wind around 19 kt becoming WSW after midnight. Winds could gust as high as 28 kt. Rain before 2am, then rain and snow likely. 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: 41.85°N 83.39°W
Last Update: 9:49 pm EDT Mar 11, 2026
Forecast Valid: 11pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
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