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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: 3:13 pm EDT Apr 10, 2026
Forecast Valid: 4pm EDT Apr 10, 2026-6pm EDT Apr 16, 2026

This Afternoon

NW wind around 9 kt. Cloudy. Waves 1 ft or less.

Tonight

NNW wind 5 to 7 kt becoming NNE after midnight. Mostly cloudy. Waves 1 ft or less.

Saturday

NE wind around 6 kt becoming ESE in the afternoon. Partly sunny, then gradually becoming sunny. Waves 1 ft or less.

Saturday Night

ESE wind 6 to 8 kt. A chance of rain after 2am. Waves 1 ft or less.

Sunday

SE wind 8 to 13 kt becoming SSW in the afternoon. Winds could gust as high as 21 kt. A chance of rain before 8am. Waves 1 ft or less.

Sunday Night

SSW wind 13 to 15 kt, with gusts as high as 24 kt. A chance of rain after 2am. Waves 1 ft or less.

Monday

SW wind around 17 kt, with gusts as high as 24 kt. A chance of rain before 2pm. Waves 1 ft or less.

Monday Night

SSW wind 9 to 11 kt. A chance of showers. Waves 1 ft or less.

Tuesday

SW wind 10 to 15 kt. A chance of showers. Waves 1 ft or less.

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

The water temperature at Belle Isle is 44 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.