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3NM S Monroe MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 2:24 am EDT Aug 31, 2026
Forecast Valid: 3am EDT Aug 31, 2026-6pm EDT Sep 6, 2026

Monday

SW wind 6 to 10 kt. A chance of showers and thunderstorms, mainly before 10am. Waves 1 ft or less.

Monday Night

SW wind around 7 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

WSW wind 6 to 9 kt. Mostly sunny. Waves 1 ft or less.

Tuesday Night

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

Wednesday

WSW wind 5 to 10 kt. Sunny. Waves 1 ft or less.

Wednesday Night

WSW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming W around 6 kt in the morning. 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 before 8pm, then a chance of showers between 8pm and 2am. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming NNE around 6 kt in the morning. Mostly sunny. Waves 1 ft or less.

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

The water temperature at Belle Isle is 72 degrees.

*Notices:

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.
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.