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Detroit/Pontiac, MI Local Forecast Office

5NM NE Stony Point MI

Marine Point Forecast

[NOTICE]

Thursday
High: 58 °F
ESE 8kt
< 1ft
Thursday Night
Low: 51 °F
ESE 10kt
< 1ft
Friday
High: 62 °F
ESE 10kt
< 1ft
Friday Night
Low: 50 °F
ESE 11kt
< 1ft
Saturday
High: 57 °F
NW 11kt
< 1ft
Saturday Night
Low: 45 °F
NNE 10kt
< 1ft
Sunday
High: 56 °F
NNE 8kt
< 1ft
Sunday Night
Low: 48 °F
E 10kt
1ft
Monday
High: 60 °F
E 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:35 am EDT Apr 23, 2026
Forecast Valid: 3am EDT Apr 23, 2026-6pm EDT Apr 29, 2026

View Nearby Observations

Detailed Forecast

Thursday

ESE wind 5 to 8 kt. Mostly sunny. Waves 1 ft or less.

Thursday Night

ESE wind 7 to 10 kt. Partly cloudy. Waves 1 ft or less.

Friday

S wind 7 to 10 kt becoming ESE in the afternoon. A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Waves 1 ft or less.

Friday Night

ESE wind 8 to 11 kt becoming W after midnight. Showers and thunderstorms. Waves 1 ft or less.

Saturday

NW wind 9 to 11 kt. A chance of showers before 8am. Waves 1 ft or less.

Saturday Night

NNE wind 8 to 10 kt. Partly cloudy. Waves 1 ft or less.

Sunday

NNE wind around 8 kt becoming E in the afternoon. Mostly sunny. Waves 1 ft or less.

Sunday Night

E wind around 10 kt. Partly cloudy. Waves around 1 ft.

Monday

E wind 13 to 15 kt, with gusts as high as 21 kt. A chance of showers. Waves 1 to 2 ft.

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

The water temperature at Belle Isle is 50 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.