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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 77 °F
S 12kt
1-2ft
Tonight
Low: 70 °F
SSW 9kt⇓
< 1ft
Wednesday
High: 72 °F
NNE 8kt
< 1ft
Wednesday Night
Low: 67 °F
NE 9kt
< 1ft
Thursday
High: 74 °F
N 6kt
< 1ft
Thursday Night
Low: 64 °F
NNE 9kt
< 1ft
Friday
High: 71 °F
ENE 10kt
< 1ft
Friday Night
Low: 64 °F
ENE 11kt
1ft
Saturday
High: 70 °F
SE 13kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:13 am EDT Sep 15, 2026
Forecast Valid: 12pm EDT Sep 15, 2026-6pm EDT Sep 21, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

S wind 10 to 12 kt. Increasing clouds. Waves 1 to 2 ft.

Tonight

SSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. A slight chance of waterspouts. Waves 1 ft or less.

Wednesday

NNE wind 6 to 8 kt. A chance of showers before 2pm. Waves 1 ft or less.

Wednesday Night

NE wind 5 to 9 kt. Showers likely, mainly after 5am. Waves 1 ft or less.

Thursday

N wind around 6 kt. A chance of showers before 2pm. Waves 1 ft or less.

Thursday Night

NNE wind 6 to 9 kt. Mostly cloudy. Waves 1 ft or less.

Friday

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

Friday Night

ENE wind around 11 kt. Mostly cloudy. Waves around 1 ft.

Saturday

SE wind around 13 kt. Showers likely and possibly a thunderstorm, mainly after 2pm. Waves around 1 ft.

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

The water temperature at Belle Isle is 68 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.