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4NM S Monroe MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 4:13 pm EST Nov 7, 2026
Forecast Valid: 8pm EST Nov 7, 2026-6pm EST Nov 14, 2026

Tonight

WSW wind 5 to 10 kt, with gusts as high as 18 kt. Mostly clear. Waves 1 ft or less.

Sunday

W wind 12 to 18 kt, with gusts as high as 26 kt. Mostly sunny. Waves 1 ft or less.

Sunday Night

W wind 9 to 13 kt, with gusts as high as 23 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.

Monday

WNW wind 7 to 9 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

SW wind 5 to 11 kt, with gusts as high as 21 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

W wind 8 to 10 kt. Sunny. Waves 1 ft or less.

Tuesday Night

W wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Veterans Day

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

Wednesday Night

N wind 5 to 10 kt. A chance of rain. Waves 1 ft or less.

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

The water temperature at Belle Isle is 54 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.