Hazardous Weather Conditions

For More Weather Information:

Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:W wind 5 to 12 kt, with gusts as high as 19 kt. A chance of flurries before 8pm.   Waves 1 ft or less.

      Low: 25 °F

      W 12kt
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SSE 5 to 10 kt in the morning. Snow after 1pm.   Waves 1 ft or less.

      High: 33 °F

      ⇑SSE 10kt
      < 1ft

    • Saturday Night

      Saturday Night:SE wind 11 to 15 kt, with gusts as high as 25 kt. Snow before 4am, then rain and snow. The snow could be heavy at times.   Waves 1 ft or less.

      Low: 31 °FRising Temperatures

      SE 15kt
      < 1ft

    • Sunday

      Sunday:SSW wind around 17 kt becoming W in the afternoon. Winds could gust as high as 25 kt. Rain, possibly mixed with snow, mainly before 1pm.   Waves 1 ft or less.

      High: 35 °FFalling Temperatures

      SW 17kt
      < 1ft

    • Sunday Night

      Sunday Night:WNW wind 7 to 13 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 ft or less.

      Low: 19 °FRising Temperatures

      WNW 13kt
      < 1ft

    • Monday

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

      High: 28 °FFalling Temperatures

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. A chance of snow.   Waves 1 ft or less.

      Low: 24 °FRising Temperatures

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:NW wind 5 to 8 kt. Partly sunny. Waves 1 ft or less.

      High: 28 °FFalling Temperatures

      NW 8kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WNW wind 5 to 7 kt becoming WSW after midnight. Mostly cloudy. Waves 1 ft or less.

      Low: 18 °FRising Temperatures

      WSW 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: 5:13 pm EST Nov 28, 2025
Forecast Valid: 6pm EST Nov 28, 2025-6pm EST Dec 5, 2025

View Nearby Observations

Detailed Forecast

Tonight
W wind 5 to 12 kt, with gusts as high as 19 kt. A chance of flurries before 8pm. Waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming SSE 5 to 10 kt in the morning. Snow after 1pm. Waves 1 ft or less.
Saturday Night
SE wind 11 to 15 kt, with gusts as high as 25 kt. Snow before 4am, then rain and snow. The snow could be heavy at times. Waves 1 ft or less.
Sunday
SSW wind around 17 kt becoming W in the afternoon. Winds could gust as high as 25 kt. Rain, possibly mixed with snow, mainly before 1pm. Waves 1 ft or less.
Sunday Night
WNW wind 7 to 13 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. A chance of snow. Waves 1 ft or less.
Tuesday
NW wind 5 to 8 kt. Partly sunny. Waves 1 ft or less.
Tuesday Night
WNW wind 5 to 7 kt becoming WSW after midnight. Mostly cloudy. Waves 1 ft or less.

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

The water temperature at Belle Isle is 41 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 41.85°N 83.39°W
Last Update: 5:13 pm EST Nov 28, 2025
Forecast Valid: 6pm EST Nov 28, 2025-6pm EST Dec 5, 2025
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data