Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

12NM SSW Pentwater MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 69 °F
SW 13kt
2-3ft

Small Craft Advisory
Sunday
High: 73 °F
NNW 13kt
1-3ft

Small Craft Advisory
Sunday Night
Low: 65 °F
NNE 12kt
1-2ft
Monday
High: 73 °F
NNW 12kt
< 1ft
Monday Night
Low: 64 °F
N 9kt⇓
< 1ft
Tuesday
High: 77 °F
⇑SSW 8kt
< 1ft
Tuesday Night
Low: 68 °F
SSW 6kt⇓
< 1ft
Wednesday
High: 75 °F
NNW 10kt
< 1ft
Wednesday Night
Low: 67 °F
N 7kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:03 pm CDT Jul 5, 2025
Forecast Valid: 7pm CDT Jul 5, 2025-6pm CDT Jul 12, 2025

View Nearby Observations

Detailed Forecast

Tonight

SW wind 10 to 13 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Waves 2 to 3 ft.

Sunday

WSW wind 9 to 13 kt becoming N in the afternoon. Winds could gust as high as 21 kt. A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Waves 1 to 3 ft.

Sunday Night

NNE wind 8 to 12 kt, with gusts as high as 18 kt. Partly cloudy. Waves 1 to 2 ft.

Monday

NNE wind 8 to 12 kt becoming NNW in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

N wind 5 to 9 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 SSW 5 to 8 kt in the morning. Mostly sunny. Waves 1 ft or less.

Tuesday Night

SSW wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Wednesday

NNW wind 5 to 10 kt. Sunny. Waves 1 ft or less.

Wednesday Night

N wind 5 to 7 kt becoming NE after midnight. Mostly clear. Waves 1 ft or less.

*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.