Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

18NM WSW Grand Haven MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 43 °F
NNW 9kt
1ft
Tonight
Low: 41 °F
NNW 9kt⇓
< 1ft
Friday
High: 55 °F
SSE 14kt
< 1ft
Friday Night
Low: 39 °F
SSW 22kt
3-5ft
Saturday
High: 46 °F
W 21kt
4-5ft
Saturday Night
Low: 37 °F
WNW 21kt
4-5ft
Sunday
High: 40 °F
NW 20kt
4-5ft
Sunday Night
Low: 35 °F
N 12kt
1-3ft
Monday
High: 46 °F
E 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: 4:33 pm CDT Apr 16, 2026
Forecast Valid: 5pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

NNW wind around 9 kt. Areas of dense fog. Waves around 1 ft.

Tonight

NNW wind 5 to 9 kt becoming variable and less than 5 kt. Areas of dense fog. Waves 1 ft or less.

Friday

SSE wind 7 to 14 kt. Areas of dense fog before 1pm. Waves 1 ft or less.

Friday Night

SSE wind 18 to 22 kt becoming SSW after midnight. Showers and possibly a thunderstorm before 4am, then a chance of showers. Waves 3 to 5 ft.

Saturday

W wind 16 to 21 kt. A chance of showers, mainly before 1pm. Waves 4 to 5 ft.

Saturday Night

WNW wind 16 to 21 kt. Partly cloudy. Waves 4 to 5 ft.

Sunday

NW wind 13 to 20 kt. Sunny. Waves 4 to 5 ft.

Sunday Night

NNW wind 10 to 12 kt becoming NNE after midnight. Mostly clear. Waves 1 to 3 ft.

Monday

E wind around 9 kt becoming S in the afternoon. Sunny. Waves around 1 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.