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Detroit/Pontiac, MI Local Forecast Office

8NM NE Grosse Pointe MI

Marine Point Forecast

[NOTICE]

Today
High: 63 °F
⇑SSW 18kt
1-2ft

Small Craft Advisory
Tonight
Low: 46 °F
WNW 13kt
< 1ft
Sunday
High: 55 °F
N 8kt
< 1ft
Sunday Night
Low: 42 °F
N 10kt
< 1ft
Monday
High: 51 °F
N 10kt
< 1ft
Monday Night
Low: 42 °F
NE 10kt⇓
< 1ft
Tuesday
High: 55 °F
⇑S 11kt
< 1ft
Tuesday Night
Low: 48 °F
SSE 21kt
1-2ft
Wednesday
High: 56 °F
WSW 17kt
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: 4:24 am EDT May 9, 2026
Forecast Valid: 5am EDT May 9, 2026-6pm EDT May 15, 2026

View Nearby Observations

Detailed Forecast

Today

SSW wind 7 to 12 kt increasing to 13 to 18 kt in the afternoon. Winds could gust as high as 25 kt. Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Waves 1 to 2 ft.

Tonight

WNW wind 10 to 13 kt becoming N after midnight. A slight chance of showers and thunderstorms before 8pm. Waves 1 ft or less.

Sunday

N wind 6 to 8 kt becoming W in the afternoon. Increasing clouds. Waves 1 ft or less.

Sunday Night

N wind around 10 kt. Cloudy during the early evening, then gradual clearing. Waves 1 ft or less.

Monday

N wind 7 to 10 kt. Sunny. Waves 1 ft or less.

Monday Night

NE wind 5 to 10 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 S 6 to 11 kt in the morning. A chance of showers after 2pm. Waves 1 ft or less.

Tuesday Night

SSE wind 15 to 21 kt, with gusts as high as 27 kt. Showers. Waves 1 to 2 ft.

Wednesday

WSW wind 15 to 17 kt becoming WNW in the afternoon. Winds could gust as high as 23 kt. Showers likely. Waves 1 to 2 ft.

*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.