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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: 4:25 am EDT May 14, 2026
Forecast Valid: 8am EDT May 14, 2026-6pm EDT May 20, 2026

Today

NNW wind around 12 kt. Mostly sunny. Waves 1 ft or less.

Tonight

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

Friday

Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Partly sunny. Waves 1 ft or less.

Friday Night

S wind around 7 kt. Partly cloudy. Waves 1 ft or less.

Saturday

SW wind 9 to 13 kt. Showers likely and possibly a thunderstorm after 2pm. Waves 1 ft or less.

Saturday Night

SW wind 7 to 9 kt. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

Sunday

W wind 5 to 8 kt becoming SE in the afternoon. A chance of showers before 8am, then a chance of showers after 2pm. Waves 1 ft or less.

Sunday Night

SE wind around 7 kt. A chance of showers. Waves 1 ft or less.

Monday

SSW wind 8 to 17 kt. 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 missing.

*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.