Hazardous Weather Conditions

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Detroit/Pontiac, MI Local Forecast Office

4NM S Monroe MI

Marine Point Forecast

[NOTICE]
    • Tonight

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

      Low: 55 °F

      Light Wind
      < 1ft

    • Memorial Day

      Memorial Day:Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

      High: 71 °F

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

      Low: 57 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly cloudy through mid morning, then becoming sunny. Waves 1 ft or less.

      High: 79 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Low: 62 °F

      Light Wind
      < 1ft

    • Wednesday

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

      High: 82 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:NNE wind 6 to 8 kt. Partly cloudy. Waves 1 ft or less.

      Low: 60 °F

      NNE 8kt
      < 1ft

    • Thursday

      Thursday:ENE wind around 9 kt. Sunny. Waves 1 ft or less.

      High: 73 °F

      ENE 9kt
      < 1ft

    • Thursday Night

      Thursday Night:E wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

      Low: 55 °F

      E 8kt⇓
      < 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 24, 2026
Forecast Valid: 9pm EDT May 24, 2026-6pm EDT May 31, 2026

View Nearby Observations

Detailed Forecast

Tonight
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Memorial Day
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly cloudy through mid morning, then becoming sunny. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Wednesday Night
NNE wind 6 to 8 kt. Partly cloudy. Waves 1 ft or less.
Thursday
ENE wind around 9 kt. Sunny. Waves 1 ft or less.
Thursday Night
E wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

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.
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ABOUT THIS FORECAST

Point Forecast: 41.85°N 83.39°W
Last Update: 4:24 pm EDT May 24, 2026
Forecast Valid: 9pm EDT May 24, 2026-6pm EDT May 31, 2026
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