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]
    • Overnight

      Overnight:WSW wind 9 to 12 kt becoming SSW. Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 4am, then a chance of showers after 4am.  Patchy dense fog after 1am.  Waves around 2 ft.

      Low: 45 °F

      SSW 12kt
      2ft

    • Wednesday

      Wednesday:SSW wind 10 to 14 kt, with gusts as high as 21 kt. Showers and possibly a thunderstorm, mainly before 10am, then a chance of showers and thunderstorms after 10am.  Areas of dense fog before 10am, then Patchy dense fog after 11am.  Waves around 2 ft.

      High: 49 °F

      SSW 14kt
      2ft

    • Wednesday Night

      Wednesday Night:S wind around 10 kt. Showers and possibly a thunderstorm, mainly before 3am, then a chance of showers and thunderstorms after 3am.  Patchy dense fog before 7pm.  Waves 1 to 2 ft.

      Low: 42 °F

      S 10kt
      1-2ft

    • Thursday

      Thursday:S wind 10 to 12 kt becoming WNW in the afternoon. Showers likely before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm.   Waves around 2 ft.

      High: 49 °F

      SW 12kt
      2ft

    • Thursday Night

      Thursday Night:NW wind around 9 kt. A slight chance of showers before 1am.   Waves around 1 ft.

      Low: 41 °F

      NW 9kt
      1ft

    • Friday

      Friday:SSE wind 8 to 10 kt. Partly sunny. Waves around 1 ft.

      High: 54 °F

      SSE 10kt
      1ft

    • Friday Night

      Friday Night:SE wind 14 to 22 kt. A chance of showers, then showers and possibly a thunderstorm after 1am.   Waves 1 ft building to 5 ft.

      Low: 45 °F

      SE 22kt
      Waves Building5ft

    • Saturday

      Saturday:S wind 20 to 23 kt becoming W in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers.   Waves around 6 ft.

      High: 52 °F

      S 23kt
      6ft

    • Saturday Night

      Saturday Night:W wind 21 to 29 kt. A chance of showers.   Waves 6 ft building to 10 ft.

      Low: 35 °F

      W 29kt
      Waves Building10ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:57 pm CDT Apr 14, 2026
Forecast Valid: 12am CDT Apr 15, 2026-6pm CDT Apr 21, 2026

View Nearby Observations

Detailed Forecast

Overnight
WSW wind 9 to 12 kt becoming SSW. Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 4am, then a chance of showers after 4am. Patchy dense fog after 1am. Waves around 2 ft.
Wednesday
SSW wind 10 to 14 kt, with gusts as high as 21 kt. Showers and possibly a thunderstorm, mainly before 10am, then a chance of showers and thunderstorms after 10am. Areas of dense fog before 10am, then Patchy dense fog after 11am. Waves around 2 ft.
Wednesday Night
S wind around 10 kt. Showers and possibly a thunderstorm, mainly before 3am, then a chance of showers and thunderstorms after 3am. Patchy dense fog before 7pm. Waves 1 to 2 ft.
Thursday
S wind 10 to 12 kt becoming WNW in the afternoon. Showers likely before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Waves around 2 ft.
Thursday Night
NW wind around 9 kt. A slight chance of showers before 1am. Waves around 1 ft.
Friday
SSE wind 8 to 10 kt. Partly sunny. Waves around 1 ft.
Friday Night
SE wind 14 to 22 kt. A chance of showers, then showers and possibly a thunderstorm after 1am. Waves 1 ft building to 5 ft.
Saturday
S wind 20 to 23 kt becoming W in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Waves around 6 ft.
Saturday Night
W wind 21 to 29 kt. A chance of showers. Waves 6 ft building to 10 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 42.94°N 86.62°W
Last Update: 11:57 pm CDT Apr 14, 2026
Forecast Valid: 12am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
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