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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
SW 7kt
< 1ft
Tonight
Low: 73 °F
SSW 6kt
< 1ft
Monday
High: 84 °F
SW 10kt
< 1ft
Monday Night
Low: 71 °F
SW 12kt
1ft
Tuesday
High: 77 °F
NNW 14kt
< 1ft
Tuesday Night
Low: 65 °F
N 14kt
1ft
Wednesday
High: 75 °F
N 13kt
1ft
Wednesday Night
Low: 64 °F
N 12kt
< 1ft
Thursday
High: 78 °F
NNE 8kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:24 am EDT Jul 26, 2026
Forecast Valid: 10am EDT Jul 26, 2026-6pm EDT Aug 1, 2026

View Nearby Observations

Detailed Forecast

Today

WSW wind around 7 kt becoming SSW in the afternoon. A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Tonight

SSW wind around 6 kt becoming WNW after midnight. A chance of showers and thunderstorms before 2am, then a slight chance of showers after 3am. Waves 1 ft or less.

Monday

WNW wind 7 to 10 kt becoming SSW in the afternoon. A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Monday Night

SW wind 10 to 12 kt. Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Waves around 1 ft.

Tuesday

NW wind around 14 kt becoming N in the afternoon. Winds could gust as high as 20 kt. A chance of showers before 8am. Waves 1 ft or less.

Tuesday Night

N wind 12 to 14 kt. Mostly clear. Waves around 1 ft.

Wednesday

N wind around 13 kt. Sunny. Waves around 1 ft.

Wednesday Night

N wind 8 to 12 kt. Mostly clear. Waves 1 ft or less.

Thursday

NNE wind around 8 kt. Sunny. Waves 1 ft or less.

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

The water temperature at Belle Isle is 70 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.