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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: 3:24 pm EST Feb 25, 2026
Forecast Valid: 6pm EST Feb 25, 2026-6pm EST Mar 4, 2026

Tonight

WNW wind 10 to 15 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 21 kt. Partly cloudy. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Thursday Night

SSW wind 5 to 8 kt. Partly cloudy. Waves 1 ft or less.

Friday

SW wind 9 to 14 kt, with gusts as high as 20 kt. Sunny. Waves 1 ft or less.

Friday Night

SSW wind 11 to 15 kt becoming W after midnight. Mostly cloudy. Waves 1 ft or less.

Saturday

WNW wind around 8 kt. Partly sunny. Waves 1 ft or less.

Saturday Night

N wind around 9 kt. A chance of snow. Waves 1 ft or less.

Sunday

N wind around 9 kt. Partly sunny. Waves 1 ft or less.

Sunday Night

ENE wind around 8 kt. A chance of snow. Waves 1 ft or less.

Wave heights are for ice free areas.

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.