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Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WNW wind 13 to 16 km/h becoming N after midnight. Mostly cloudy. Waves 1 m or less.

      Low: 6 °C

      WNW 16km/h
      < 1m

    • Sunday

      Sunday:E wind 21 to 24 km/h, with gusts as high as 32 km/h. Mostly sunny. Waves 1 m or less.

      High: 9 °C

      E 24km/h
      < 1m

    • Sunday Night

      Sunday Night:E wind 21 to 27 km/h, with gusts as high as 39 km/h. Rain likely after 2am.   Waves 1 m or less.

      Low: 8 °C

      E 27km/h
      < 1m

    • Monday

      Monday:SE wind 21 to 26 km/h becoming SW 30 to 35 km/h in the afternoon. Winds could gust as high as 55 km/h. Rain, mainly before 2pm.   Waves 1 m or less.

      High: 19 °C

      ⇑SW 35km/h
      < 1m

    • Monday Night

      Monday Night:W wind 21 to 29 km/h, with gusts as high as 45 km/h. Partly cloudy. Waves 1 m or less.

      Low: 7 °C

      W 29km/h
      < 1m

    • Tuesday

      Tuesday:W wind 14 to 16 km/h. Sunny. Waves 1 m or less.

      High: 17 °C

      W 16km/h
      < 1m

    • Tuesday Night

      Tuesday Night:SW wind 8 to 10 km/h becoming SE after midnight. Mostly clear. Waves 1 m or less.

      Low: 9 °C

      SW 10km/h
      < 1m

    • Wednesday

      Wednesday:SSE wind 10 to 16 km/h becoming SW in the afternoon. Mostly sunny. Waves 1 m or less.

      High: 20 °C

      SSW 16km/h
      < 1m

    • Wednesday Night

      Wednesday Night:N wind 8 to 11 km/h becoming E in the evening. Partly cloudy. Waves 1 m or less.

      Low: 11 °C

      N 11km/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: 4:24 pm EDT Apr 19, 2025
Forecast Valid: 8pm EDT Apr 19, 2025-6pm EDT Apr 26, 2025

View Nearby Observations

Detailed Forecast

Tonight
WNW wind 13 to 16 km/h becoming N after midnight. Mostly cloudy. Waves 1 m or less.
Sunday
E wind 21 to 24 km/h, with gusts as high as 32 km/h. Mostly sunny. Waves 1 m or less.
Sunday Night
E wind 21 to 27 km/h, with gusts as high as 39 km/h. Rain likely after 2am. Waves 1 m or less.
Monday
SE wind 21 to 26 km/h becoming SW 30 to 35 km/h in the afternoon. Winds could gust as high as 55 km/h. Rain, mainly before 2pm. Waves 1 m or less.
Monday Night
W wind 21 to 29 km/h, with gusts as high as 45 km/h. Partly cloudy. Waves 1 m or less.
Tuesday
W wind 14 to 16 km/h. Sunny. Waves 1 m or less.
Tuesday Night
SW wind 8 to 10 km/h becoming SE after midnight. Mostly clear. Waves 1 m or less.
Wednesday
SSE wind 10 to 16 km/h becoming SW in the afternoon. Mostly sunny. Waves 1 m or less.
Wednesday Night
N wind 8 to 11 km/h becoming E in the evening. Partly cloudy. Waves 1 m or less.

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

The water temperature at Belle Isle is 48 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 19, 2025
Forecast Valid: 8pm EDT Apr 19, 2025-6pm EDT Apr 26, 2025
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