For More Weather Information:

Detroit/Pontiac, MI Local Forecast Office

5NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

      Low: 60 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

      High: 79 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds less than 5 kt becoming NE 5 to 9 kt in the evening. A chance of showers before 1am.   Waves 1 ft or less.

      Low: 58 °F

      ⇑NE 9kt
      < 1ft

    • Thursday

      Thursday:NE wind around 11 kt. Sunny. Waves 1 ft or less.

      High: 72 °F

      NE 11kt
      < 1ft

    • Thursday Night

      Thursday Night:ENE wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

      Low: 53 °F

      ENE 11kt⇓
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 76 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:WNW wind 5 to 7 kt becoming N after midnight. Mostly clear. Waves 1 ft or less.

      Low: 56 °F

      N 7kt
      < 1ft

    • Saturday

      Saturday:NNE wind 9 to 11 kt becoming ENE in the afternoon. Sunny. Waves 1 ft or less.

      High: 71 °F

      ENE 11kt
      < 1ft

    • Saturday Night

      Saturday Night:NE wind 9 to 15 kt. Mostly clear. Waves around 1 ft.

      Low: 54 °F

      NE 15kt
      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 May 26, 2026
Forecast Valid: 8pm EDT May 26, 2026-6pm EDT Jun 2, 2026

View Nearby Observations

Detailed Forecast

Tonight
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Wednesday Night
Variable winds less than 5 kt becoming NE 5 to 9 kt in the evening. A chance of showers before 1am. Waves 1 ft or less.
Thursday
NE wind around 11 kt. Sunny. Waves 1 ft or less.
Thursday Night
ENE wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Friday Night
WNW wind 5 to 7 kt becoming N after midnight. Mostly clear. Waves 1 ft or less.
Saturday
NNE wind 9 to 11 kt becoming ENE in the afternoon. Sunny. Waves 1 ft or less.
Saturday Night
NE wind 9 to 15 kt. Mostly clear. Waves around 1 ft.

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

The water temperature at Belle Isle is missing.


*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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 41.83°N 83.39°W
Last Update: 4:24 pm EDT May 26, 2026
Forecast Valid: 8pm EDT May 26, 2026-6pm EDT Jun 2, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data