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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

Overnight
Low: 72 °F
SE 10kt
1ft
Saturday
High: 76 °F
SW 11kt
< 1ft
Saturday Night
Low: 61 °F
WNW 13kt
< 1ft
Sunday
High: 73 °F
WNW 14kt
1ft
Sunday Night
Low: 57 °F
NW 11kt
< 1ft
Monday
High: 72 °F
WNW 10kt
< 1ft
Monday Night
Low: 61 °F
WNW 7kt
< 1ft
Tuesday
High: 74 °F
SSW 7kt
< 1ft
Tuesday Night
Low: 66 °F
SSW 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: 10:13 pm EDT Aug 21, 2026
Forecast Valid: 11pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026

View Nearby Observations

Detailed Forecast

Overnight

SE wind around 10 kt becoming S after midnight. A chance of showers and thunderstorms. Waves around 1 ft.

Saturday

SW wind 9 to 11 kt. Scattered showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. A slight chance of waterspouts. Waves 1 ft or less.

Saturday Night

WNW wind around 13 kt. A chance of showers and thunderstorms before 8pm. Waves 1 ft or less.

Sunday

WNW wind around 14 kt. Scattered showers after 2pm. Waves around 1 ft.

Sunday Night

NW wind around 11 kt. Scattered showers before 8pm. Waves 1 ft or less.

Monday

WNW wind around 10 kt. Sunny. Waves 1 ft or less.

Monday Night

WNW wind around 7 kt. Mostly clear. Waves 1 ft or less.

Tuesday

WNW wind 5 to 7 kt becoming SSW in the afternoon. Sunny. Waves 1 ft or less.

Tuesday Night

SSW wind around 8 kt. Partly cloudy. Waves 1 ft or less.

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

The water temperature at Belle Isle is 74 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.