Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

For More Weather Information:

Grand Rapids, MI Local Forecast Office

11NM S Grand Haven MI

Marine Point Forecast

[NOTICE]

Thursday
High: 75 °F
⇑NW 10kt
< 1ft
Thursday Night
Low: 64 °F
NNW 9kt⇓
< 1ft
Friday
High: 73 °F
S 11kt
< 1ft
Friday Night
Low: 67 °F
WSW 11kt
1ft
Saturday
High: 70 °F
NW 19kt
2-4ft
Saturday Night
Low: 62 °F
N 15kt
1-3ft
Sunday
High: 68 °F
⇑NW 23kt
2-4ft
Sunday Night
Low: 59 °F
NNW 14kt
3ft
Monday
High: 69 °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: 3:03 am CDT Aug 20, 2026
Forecast Valid: 3am CDT Aug 20, 2026-6pm CDT Aug 26, 2026

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Detailed Forecast

Thursday

Variable winds less than 5 kt becoming NW 5 to 10 kt in the afternoon. Sunny. Waves 1 ft or less.

Thursday Night

NNW wind 5 to 9 kt becoming variable and less than 5 kt. Partly cloudy. Waves 1 ft or less.

Friday

S wind around 11 kt becoming SW in the afternoon. Mostly sunny. Waves 1 ft or less.

Friday Night

SSW wind 9 to 11 kt becoming WSW after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Waves around 1 ft.

Saturday

NW wind 14 to 19 kt, with gusts as high as 25 kt. Mostly sunny. Waves 2 to 4 ft.

Saturday Night

N wind 11 to 15 kt. Mostly clear. Waves 1 to 3 ft.

Sunday

NW wind 12 to 17 kt increasing to 18 to 23 kt in the afternoon. Winds could gust as high as 31 kt. Sunny. Waves 2 to 4 ft.

Sunday Night

NNW wind 5 to 14 kt becoming NE after midnight. Winds could gust as high as 20 kt. Mostly clear. Waves 3 ft subsiding to 1 ft or less.

Monday

ENE wind 6 to 9 kt becoming WNW in the afternoon. Sunny. 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.