Hazardous Weather Conditions

For More Weather Information:

Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SW wind around 6 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 75 °F

      SW 6kt
      < 1ft

    • Wednesday

      Wednesday:SW wind 6 to 11 kt. A slight chance of showers and thunderstorms.   Waves 1 ft or less.

      High: 90 °F

      SW 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SW wind around 8 kt. Partly cloudy. Waves 1 ft or less.

      Low: 76 °F

      SW 8kt
      < 1ft

    • Thursday

      Thursday:W wind around 8 kt. A chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 87 °F

      W 8kt
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely after 8pm.   Waves 1 ft or less.

      Low: 73 °F

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming WSW around 6 kt in the morning. Showers likely, with thunderstorms also possible after 8am.   Waves 1 ft or less.

      High: 81 °F

      ⇑WSW 6kt
      < 1ft

    • Friday Night

      Friday Night:Variable winds less than 5 kt becoming ENE around 6 kt in the evening. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 69 °F

      ⇑ENE 6kt
      < 1ft

    • Saturday

      Saturday:ENE wind 6 to 8 kt. Partly sunny. Waves 1 ft or less.

      High: 76 °F

      ENE 8kt
      < 1ft

    • Saturday Night

      Saturday Night:ENE wind around 6 kt. Partly cloudy. Waves 1 ft or less.

      Low: 65 °F

      ENE 6kt
      < 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 Sep 1, 2026
Forecast Valid: 11pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026

View Nearby Observations

Detailed Forecast

Overnight
SW wind around 6 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Wednesday
SW wind 6 to 11 kt. A slight chance of showers and thunderstorms. Waves 1 ft or less.
Wednesday Night
SW wind around 8 kt. Partly cloudy. Waves 1 ft or less.
Thursday
W wind around 8 kt. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely after 8pm. Waves 1 ft or less.
Friday
Variable winds less than 5 kt becoming WSW around 6 kt in the morning. Showers likely, with thunderstorms also possible after 8am. Waves 1 ft or less.
Friday Night
Variable winds less than 5 kt becoming ENE around 6 kt in the evening. A chance of showers and thunderstorms. Waves 1 ft or less.
Saturday
ENE wind 6 to 8 kt. Partly sunny. Waves 1 ft or less.
Saturday Night
ENE wind around 6 kt. Partly cloudy. Waves 1 ft or less.

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

The water temperature at Belle Isle is 76 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 Sep 1, 2026
Forecast Valid: 11pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
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