Hazardous Weather Conditions

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Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NW wind 13 to 17 kt, with gusts as high as 26 kt. A slight chance of rain showers before 8pm, then a chance of rain and snow showers between 8pm and 9pm, then a chance of flurries after 9pm. Some thunder is also possible.   Waves 1 ft or less.

      Low: 24 °F

      NW 17kt
      < 1ft

    • Tuesday

      Tuesday:NNW wind 5 to 11 kt becoming ENE in the afternoon. A chance of flurries before 11am.   Waves 1 ft or less.

      High: 37 °F

      NNW 11kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SE wind around 7 kt. Mostly clear. Waves 1 ft or less.

      Low: 30 °F

      SE 7kt
      < 1ft

    • Wednesday

      Wednesday:SSE wind 8 to 11 kt. Mostly sunny. Waves 1 ft or less.

      High: 53 °F

      SSE 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind 10 to 12 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 ft or less.

      Low: 46 °F

      S 12kt
      < 1ft

    • Thursday

      Thursday:SW wind 13 to 16 kt, with gusts as high as 22 kt. Partly sunny. Waves 1 ft or less.

      High: 67 °F

      SW 16kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind around 8 kt. A chance of rain after 2am.   Waves 1 ft or less.

      Low: 50 °F

      SSW 8kt
      < 1ft

    • Friday

      Friday:SSW wind 7 to 9 kt. Rain likely.   Waves 1 ft or less.

      High: 62 °F

      SSW 9kt
      < 1ft

    • Friday Night

      Friday Night:WNW wind around 7 kt becoming NE after midnight. Rain likely.   Waves 1 ft or less.

      Low: 41 °F

      WNW 7kt
      < 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 pm EDT Apr 6, 2026
Forecast Valid: 7pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026

View Nearby Observations

Detailed Forecast

Tonight
NW wind 13 to 17 kt, with gusts as high as 26 kt. A slight chance of rain showers before 8pm, then a chance of rain and snow showers between 8pm and 9pm, then a chance of flurries after 9pm. Some thunder is also possible. Waves 1 ft or less.
Tuesday
NNW wind 5 to 11 kt becoming ENE in the afternoon. A chance of flurries before 11am. Waves 1 ft or less.
Tuesday Night
SE wind around 7 kt. Mostly clear. Waves 1 ft or less.
Wednesday
SSE wind 8 to 11 kt. Mostly sunny. Waves 1 ft or less.
Wednesday Night
S wind 10 to 12 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 ft or less.
Thursday
SW wind 13 to 16 kt, with gusts as high as 22 kt. Partly sunny. Waves 1 ft or less.
Thursday Night
SSW wind around 8 kt. A chance of rain after 2am. Waves 1 ft or less.
Friday
SSW wind 7 to 9 kt. Rain likely. Waves 1 ft or less.
Friday Night
WNW wind around 7 kt becoming NE after midnight. Rain likely. Waves 1 ft or less.

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

The water temperature at Belle Isle is 43 degrees.


*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: 4:24 pm EDT Apr 6, 2026
Forecast Valid: 7pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026
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