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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

Today
High: 58 °F
SW 17kt
1-2ft

Small Craft Advisory
Tonight
Low: 51 °F
SW 16kt
2ft

Small Craft Advisory
Monday
High: 66 °F
SSW 14kt
1ft
Monday Night
Low: 56 °F
SW 15kt
2ft
Tuesday
High: 61 °F
SW 12kt
1ft
Tuesday Night
Low: 44 °F
N 11kt
< 1ft
Wednesday
High: 52 °F
N 9kt
< 1ft
Wednesday Night
Low: 43 °F
SSE 9kt
< 1ft
Thursday
High: 52 °F
WNW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:50 am EDT May 3, 2026
Forecast Valid: 11am EDT May 3, 2026-6pm EDT May 9, 2026

View Nearby Observations

Detailed Forecast

Today

SW wind 14 to 17 kt, with gusts as high as 25 kt. Mostly sunny. Waves 1 to 2 ft.

Tonight

SW wind around 16 kt, with gusts as high as 25 kt. A slight chance of showers before 2am. Waves around 2 ft.

Monday

SSW wind 12 to 14 kt, with gusts as high as 20 kt. Sunny. Waves around 1 ft.

Monday Night

SW wind around 15 kt, with gusts as high as 23 kt. A chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Waves around 2 ft.

Tuesday

SW wind around 12 kt, with gusts as high as 19 kt. Showers. Waves around 1 ft.

Tuesday Night

N wind around 11 kt. Showers, mainly before 2am. Waves 1 ft or less.

Wednesday

N wind around 9 kt becoming NW in the afternoon. A chance of showers before 8am. Waves 1 ft or less.

Wednesday Night

SSE wind 7 to 9 kt becoming NNW after midnight. Mostly cloudy. Waves 1 ft or less.

Thursday

N wind 7 to 10 kt becoming WNW in the afternoon. 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 50 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.