Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Small Craft Advisory until April 12, 03:00 PM PDT

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

37NM SSE Point Arena CA

Marine Point Forecast

[NOTICE]

Today
W 19kt
10-11ft

Small Craft Advisory
Tonight
WNW 12kt
7-9ft
Monday
NW 14kt
6ft
Monday Night
NW 20kt
6-7ft
Tuesday
NNW 20kt
6ft
Tuesday Night
NNW 22kt
5-6ft
Wednesday
WNW 20kt
4-5ft
Wednesday Night
WNW 23kt
4-5ft
Thursday
NNW 25kt
8ft

Associated Zone Forecast which includes this point

Last Update: 1:25 am PDT Apr 12, 2026
Forecast Valid: 6am PDT Apr 12, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Today

W wind 13 to 19 kt. Showers and thunderstorms likely before 2pm, then a chance of showers. Mixed swell...W 10 ft at 10 seconds and SW 10 ft at 9 seconds becoming SSW 2 ft at 15 seconds . Wind waves around 3 ft.

Tonight

WNW wind 7 to 12 kt. A slight chance of showers before 9pm. Mixed swell...W 7 to 8 ft at 10 seconds and SSW 2 ft at 15 seconds. Wind waves 1 to 2 ft.

Monday

NW wind 7 to 14 kt. Sunny. Mixed swell...WNW 5 to 6 ft at 10 seconds and SSW 2 ft at 14 seconds. Wind waves 1 to 2 ft.

Monday Night

NW wind 18 to 20 kt. Mostly clear. Mixed swell...NW 5 ft and SSW 2 ft. Wind waves around 3 ft.

Tuesday

NNW wind 17 to 20 kt. Sunny. Mixed swell...NW 4 to 5 ft and SSW 2 ft. Wind waves around 3 ft.

Tuesday Night

NNW wind 20 to 22 kt. Partly cloudy. Mixed swell...NW 4 to 5 ft and SSW 1 to 2 ft. Wind waves around 4 ft.

Wednesday

WNW wind 18 to 20 kt. Mostly sunny. Mixed swell...NW 3 ft and SSW 1 ft. Wind waves around 3 ft.

Wednesday Night

WNW wind 19 to 23 kt. Partly cloudy. Mixed swell...NW 3 ft and SSW 1 ft. Wind waves 3 to 4 ft.

Thursday

NNW wind 23 to 25 kt. Sunny. Mixed swell...NW 6 ft and SSW 1 ft. Wind waves around 4 ft.

Winds and seas higher in and near tstms.

*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.