Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

18NM WSW Grand Haven MI

Marine Point Forecast

[NOTICE]

Today
High: 49 °F
SSW 13kt
2-3ft
Tonight
Low: 42 °F
S 10kt
1ft
Thursday
High: 44 °F
WSW 11kt
1ft
Thursday Night
Low: 41 °F
NW 10kt
1ft
Friday
High: 55 °F
SSE 12kt
< 1ft
Friday Night
Low: 44 °F
SSE 21kt
5ft
Saturday
High: 51 °F
S 20kt
5ft
Saturday Night
Low: 35 °F
W 26kt
9ft
Sunday
High: 41 °F
WNW 27kt
7-9ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:57 am CDT Apr 15, 2026
Forecast Valid: 7am CDT Apr 15, 2026-6pm CDT Apr 21, 2026

View Nearby Observations

Detailed Forecast

Today

SSW wind 10 to 13 kt, with gusts as high as 19 kt. Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 5pm, then showers likely and possibly a thunderstorm after 5pm. Widespread dense fog, mainly between 3pm and 5pm. Waves 2 to 3 ft.

Tonight

S wind around 10 kt. Showers and possibly a thunderstorm, mainly before 3am, then a chance of showers and thunderstorms after 3am. Widespread dense fog, mainly after 8pm. Waves around 1 ft.

Thursday

S wind 9 to 11 kt becoming WNW in the afternoon. Showers likely and possibly a thunderstorm. Widespread dense fog, mainly before 8am. Waves around 1 ft.

Thursday Night

NW wind 6 to 10 kt becoming W after midnight. A slight chance of thunderstorms before 7pm. Waves around 1 ft.

Friday

SSE wind 6 to 12 kt. Mostly cloudy. Waves 1 ft or less.

Friday Night

SSE wind 16 to 21 kt. A chance of showers, then showers and possibly a thunderstorm after 1am. Waves 2 ft building to 5 ft.

Saturday

S wind 18 to 20 kt becoming W in the afternoon. Showers likely, mainly before 1pm. Waves around 5 ft.

Saturday Night

W wind 19 to 26 kt. A chance of showers. Waves 5 ft building to 9 ft.

Sunday

WNW wind 17 to 27 kt. Mostly sunny. Waves 7 to 9 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.