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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
⇑S 8kt
< 1ft
Tonight
Low: 74 °F
SSE 8kt
< 1ft
Saturday
High: 77 °F
E 9kt
< 1ft
Saturday Night
Low: 69 °F
ENE 11kt
1ft
Sunday
High: 74 °F
NNE 11kt
< 1ft
Sunday Night
Low: 64 °F
NNE 13kt
< 1ft
Monday
High: 76 °F
NE 10kt
< 1ft
Monday Night
Low: 67 °F
NE 9kt
< 1ft
Tuesday
High: 78 °F
ESE 9kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:50 am EDT Jul 31, 2026
Forecast Valid: 9am EDT Jul 31, 2026-6pm EDT Aug 6, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Tonight

SSE wind 6 to 8 kt. A slight chance of showers and thunderstorms between 4am and 5am, then a slight chance of showers after 5am. Waves 1 ft or less.

Saturday

E wind 7 to 9 kt. A chance of showers before 9am, then a chance of showers after 5pm. Waves 1 ft or less.

Saturday Night

ENE wind around 11 kt. A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 5am, then showers after 5am. Waves around 1 ft.

Sunday

NNE wind around 11 kt. Showers, with thunderstorms also possible after 11am. Waves 1 ft or less.

Sunday Night

NNE wind 10 to 13 kt. Showers likely before 8pm. Waves 1 ft or less.

Monday

NE wind around 10 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

NE wind around 9 kt. Partly cloudy. Waves 1 ft or less.

Tuesday

NNE wind 6 to 9 kt becoming ESE in the afternoon. Mostly sunny. Waves 1 ft or less.

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.