National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Hazardous Weather Conditions

37NM SSE Point Arena CA

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:NW wind 11 to 19 kt. Sunny. Mixed swell...WNW 4 ft at 10 seconds and SSW 2 ft at 14 seconds. Wind waves around 3 ft.

      NW 19kt
      6ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NW wind 20 to 22 kt. Mostly clear. Mixed swell...WNW 6 ft at 7 seconds and SSW 2 to 4 ft at 14 seconds. Wind waves around 4 ft.

      NW 22kt
      7ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:NW wind 18 to 22 kt. Sunny. Mixed swell...WNW 5 to 6 ft at 8 seconds and SSW 2 ft at 14 seconds. Wind waves around 3 ft.

      NW 22kt
      6-7ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday Night

      Tuesday Night:NW wind 19 to 22 kt. Partly cloudy. Mixed swell...NW 4 to 5 ft and SSW 1 to 2 ft. Wind waves 3 to 4 ft.

      NW 22kt
      5-7ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:NW wind 16 to 18 kt. Partly sunny. Mixed swell...WNW 2 to 3 ft and SSW 1 to 2 ft. Wind waves 2 to 3 ft.

      NW 18kt
      4-5ft

    • Wednesday Night

      Wednesday Night:NNW wind 16 to 22 kt. Partly cloudy. Mixed swell...NW 6 ft and SSW 2 ft. Wind waves 3 to 4 ft.

      NNW 22kt
      Waves Building7ft

    • Thursday

      Thursday:NNW wind 22 to 24 kt. Sunny. Mixed swell...NW 7 ft and SSW 1 ft. Wind waves around 4 ft.

      NNW 24kt
      8ft

    • Thursday Night

      Thursday Night:NNW wind 17 to 26 kt, with gusts as high as 32 kt. Mostly clear. Mixed swell...NW 7 to 8 ft and SSW 1 ft. Wind waves 4 to 5 ft.

      NNW 26kt
      8-10ft

    • Friday

      Friday:NNW wind 10 to 14 kt. Sunny. Mixed swell...NW 3 to 5 ft and SW 4 ft. Wind waves around 2 ft.

      NNW 14kt
      6ft


Associated Zone Forecast which includes this point

Last Update: 11:51 am PDT Apr 13, 2026
Forecast Valid: 12pm PDT Apr 13, 2026-6pm PDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM PDT THIS AFTERNOON

This Afternoon
NW wind 11 to 19 kt. Sunny. Mixed swell...WNW 4 ft at 10 seconds and SSW 2 ft at 14 seconds. Wind waves around 3 ft.
Tonight
NW wind 20 to 22 kt. Mostly clear. Mixed swell...WNW 6 ft at 7 seconds and SSW 2 to 4 ft at 14 seconds. Wind waves around 4 ft.
Tuesday
NW wind 18 to 22 kt. Sunny. Mixed swell...WNW 5 to 6 ft at 8 seconds and SSW 2 ft at 14 seconds. Wind waves around 3 ft.
Tuesday Night
NW wind 19 to 22 kt. Partly cloudy. Mixed swell...NW 4 to 5 ft and SSW 1 to 2 ft. Wind waves 3 to 4 ft.
Wednesday
NW wind 16 to 18 kt. Partly sunny. Mixed swell...WNW 2 to 3 ft and SSW 1 to 2 ft. Wind waves 2 to 3 ft.
Wednesday Night
NNW wind 16 to 22 kt. Partly cloudy. Mixed swell...NW 6 ft and SSW 2 ft. Wind waves 3 to 4 ft.
Thursday
NNW wind 22 to 24 kt. Sunny. Mixed swell...NW 7 ft and SSW 1 ft. Wind waves around 4 ft.
Thursday Night
NNW wind 17 to 26 kt, with gusts as high as 32 kt. Mostly clear. Mixed swell...NW 7 to 8 ft and SSW 1 ft. Wind waves 4 to 5 ft.
Friday
NNW wind 10 to 14 kt. Sunny. Mixed swell...NW 3 to 5 ft and SW 4 ft. Wind waves around 2 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: 38.35°N 123.34°W
Last Update: 11:51 am PDT Apr 13, 2026
Forecast Valid: 12pm PDT Apr 13, 2026-6pm PDT Apr 19, 2026
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