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Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:SSW wind 12 to 17 kt becoming W in the afternoon. Rain and thunderstorms before 4pm, then rain likely.   Waves 1 ft or less.

      High: 60 °FFalling Temperatures

      W 17kt
      < 1ft

    • Wednesday Night

      Wednesday Night:WNW wind 16 to 18 kt, with gusts as high as 26 kt. A slight chance of rain and snow before midnight, then a slight chance of snow between midnight and 2am.   Waves 1 ft or less.

      Low: 29 °F

      WNW 18kt
      < 1ft

    • Thursday

      Thursday:W wind 10 to 14 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

      High: 42 °F

      W 14kt
      < 1ft

    • Thursday Night

      Thursday Night:W wind 6 to 13 kt becoming S after midnight. Winds could gust as high as 21 kt. A chance of rain after 2am.   Waves 1 ft or less.

      Low: 33 °F

      S 13kt
      < 1ft

    • Friday

      Friday:SSW wind 22 to 26 kt becoming WSW in the afternoon. Winds could gust as high as 36 kt. A chance of rain before 2pm.   Waves 1 ft or less.

      High: 47 °F

      SW 26kt
      < 1ft

    • Friday Night

      Friday Night:WNW wind 11 to 19 kt, with gusts as high as 28 kt. Partly cloudy. Waves 1 ft or less.

      Low: 28 °F

      WNW 19kt
      < 1ft

    • Saturday

      Saturday:WNW wind around 7 kt becoming SSW in the afternoon. Mostly cloudy. Waves 1 ft or less.

      High: 37 °F

      WNW 7kt
      < 1ft

    • Saturday Night

      Saturday Night:E wind 7 to 11 kt, with gusts as high as 18 kt. A chance of snow before 2am, then a chance of rain and snow.   Waves 1 ft or less.

      Low: 31 °F

      E 11kt
      < 1ft

    • Sunday

      Sunday:E wind 13 to 18 kt becoming SE in the afternoon. Winds could gust as high as 25 kt. A chance of rain and snow before 2pm, then rain likely.   Waves 1 ft or less.

      High: 49 °F

      SE 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: 3:35 am EDT Mar 11, 2026
Forecast Valid: 3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026

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Detailed Forecast

Wednesday
SSW wind 12 to 17 kt becoming W in the afternoon. Rain and thunderstorms before 4pm, then rain likely. Waves 1 ft or less.
Wednesday Night
WNW wind 16 to 18 kt, with gusts as high as 26 kt. A slight chance of rain and snow before midnight, then a slight chance of snow between midnight and 2am. Waves 1 ft or less.
Thursday
W wind 10 to 14 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.
Thursday Night
W wind 6 to 13 kt becoming S after midnight. Winds could gust as high as 21 kt. A chance of rain after 2am. Waves 1 ft or less.
Friday
SSW wind 22 to 26 kt becoming WSW in the afternoon. Winds could gust as high as 36 kt. A chance of rain before 2pm. Waves 1 ft or less.
Friday Night
WNW wind 11 to 19 kt, with gusts as high as 28 kt. Partly cloudy. Waves 1 ft or less.
Saturday
WNW wind around 7 kt becoming SSW in the afternoon. Mostly cloudy. Waves 1 ft or less.
Saturday Night
E wind 7 to 11 kt, with gusts as high as 18 kt. A chance of snow before 2am, then a chance of rain and snow. Waves 1 ft or less.
Sunday
E wind 13 to 18 kt becoming SE in the afternoon. Winds could gust as high as 25 kt. A chance of rain and snow before 2pm, then rain 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: 3:35 am EDT Mar 11, 2026
Forecast Valid: 3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
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