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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 am EST Feb 1, 2026
Forecast Valid: 9am EST Feb 1, 2026-6pm EST Feb 7, 2026

Today

W wind around 6 kt. Sunny. Waves 1 ft or less.

Tonight

SW wind around 6 kt. Partly cloudy. Waves 1 ft or less.

Monday

SW wind 7 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Monday Night

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

Tuesday

W wind 5 to 7 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

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

Wednesday

NNW wind around 6 kt. Mostly sunny. Waves 1 ft or less.

Wednesday Night

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

Thursday

WSW wind 6 to 11 kt. Mostly cloudy. Waves 1 ft or less.

Waves omitted due to ice coverage.

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

The water temperature at Belle Isle is 32 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.