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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: 11:13 am EST Dec 25, 2025
Forecast Valid: 12pm EST Dec 25, 2025-6pm EST Dec 31, 2025

Christmas Day

NNE wind around 9 kt. Mostly cloudy. Waves 1 ft or less.

Tonight

NE wind 9 to 13 kt becoming E after midnight. Winds could gust as high as 19 kt. Mostly cloudy. Waves 1 ft or less.

Friday

ESE wind 8 to 12 kt, with gusts as high as 20 kt. Rain likely after 1pm. Waves 1 ft or less.

Friday Night

NNW wind around 6 kt. Cloudy. Waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. Mostly cloudy. Waves 1 ft or less.

Saturday Night

ESE wind around 7 kt. A chance of rain after 1am. Waves 1 ft or less.

Sunday

SE wind 7 to 9 kt becoming SSW in the afternoon. Rain. Waves 1 ft or less.

Sunday Night

W wind 9 to 16 kt, with gusts as high as 25 kt. Rain likely. Waves 1 ft or less.

Monday

W wind 18 to 20 kt, with gusts as high as 29 kt. Mostly cloudy. 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.