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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 76 °F
SE 7kt
< 1ft
Tonight
Low: 75 °F
ESE 11kt
1ft
Sunday
High: 79 °F
W 12kt
< 1ft
Sunday Night
Low: 69 °F
NW 10kt
< 1ft
Monday
High: 76 °F
NNW 9kt
< 1ft
Monday Night
Low: 66 °F
NW 6kt⇓
< 1ft
Tuesday
High: 77 °F
⇑SW 9kt
< 1ft
Tuesday Night
Low: 68 °F
SW 10kt
< 1ft
Wednesday
High: 75 °F
SSW 14kt
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 am EDT Aug 15, 2026
Forecast Valid: 2pm EDT Aug 15, 2026-6pm EDT Aug 21, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SE wind around 7 kt. Mostly cloudy. Waves 1 ft or less.

Tonight

ESE wind 8 to 11 kt. Showers likely, mainly before midnight. Waves around 1 ft.

Sunday

W wind 8 to 12 kt. A chance of showers before noon, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Sunday Night

NW wind around 10 kt. Partly cloudy. Waves 1 ft or less.

Monday

NNW wind around 9 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

NW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SW 5 to 9 kt in the morning. Sunny. Waves 1 ft or less.

Tuesday Night

SW wind around 10 kt. Partly cloudy. Waves 1 ft or less.

Wednesday

SSW wind 12 to 14 kt, with gusts as high as 20 kt. A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Waves around 1 ft.

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

The water temperature at Belle Isle is 76 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.