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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

Today
High: 79 °F
⇑S 8kt
< 1ft
Tonight
Low: 71 °F
SW 12kt
< 1ft
Monday
High: 80 °F
WSW 11kt
< 1ft
Monday Night
Low: 70 °F
WSW 6kt
< 1ft
Tuesday
High: 77 °F
WSW 7kt
< 1ft
Tuesday Night
Low: 69 °F
W 6kt
< 1ft
Wednesday
High: 77 °F
WNW 7kt
< 1ft
Wednesday Night
Low: 67 °F
WNW 8kt
< 1ft
Thursday
High: 75 °F
WNW 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: 4:25 am EDT Aug 9, 2026
Forecast Valid: 5am EDT Aug 9, 2026-6pm EDT Aug 15, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

SW wind 8 to 12 kt. A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 5am, then a chance of showers and thunderstorms after 5am. Waves 1 ft or less.

Monday

WSW wind 9 to 11 kt. A chance of showers before 3pm. Waves 1 ft or less.

Monday Night

WSW wind around 6 kt. A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Waves 1 ft or less.

Tuesday

WSW wind around 7 kt. Showers likely, with thunderstorms also possible after 5pm. Waves 1 ft or less.

Tuesday Night

W wind around 6 kt. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Waves 1 ft or less.

Wednesday

WNW wind 5 to 7 kt becoming WSW in the afternoon. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Wednesday Night

WNW wind around 8 kt. A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Waves 1 ft or less.

Thursday

WNW wind 7 to 9 kt. 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 78 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.