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

12NM W San Francisco CA

Marine Point Forecast

[NOTICE]

Tonight
SSW 25kt
6-8ft

Small Craft Advisory
Sunday
WSW 25kt
9-10ft

Small Craft Advisory
Sunday Night
W 15kt
6-7ft
Monday
WNW 12kt
4-5ft
Monday Night
NW 17kt
4-5ft
Tuesday
WNW 16kt
4ft
Tuesday Night
NW 19kt
4ft
Wednesday
NW 22kt
4ft
Wednesday Night
NW 22kt
4ft

Associated Zone Forecast which includes this point

Last Update: 1:26 pm PDT Apr 11, 2026
Forecast Valid: 8pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

Tonight

SSW wind 20 to 25 kt, with gusts as high as 31 kt. Showers and thunderstorms likely, mainly before 3am, then showers likely and possibly a thunderstorm after 5am. Mixed swell...NW 2 ft at 11 seconds and SW 5 ft at 7 seconds. Wind waves 4 to 5 ft.

Sunday

WSW wind 16 to 25 kt, with gusts as high as 31 kt. Showers and thunderstorms, mainly before 1pm. Mixed swell...W 7 ft at 11 seconds and SSW 6 ft at 9 seconds becoming 2 ft at 15 seconds . Wind waves 3 to 4 ft.

Sunday Night

W wind 6 to 15 kt becoming NW after midnight. A slight chance of showers before 11pm. Mixed swell...W 5 to 6 ft at 10 seconds and S 2 ft at 14 seconds. Wind waves 1 to 2 ft.

Monday

WNW wind 5 to 12 kt. Sunny. Mixed swell...WNW 3 to 4 ft and SW 2 ft. Wind waves 1 to 2 ft.

Monday Night

NW wind around 17 kt. Mostly clear. Mixed swell...WNW 3 ft and SSW 2 ft. Wind waves around 3 ft.

Tuesday

WNW wind 13 to 16 kt. Sunny. Mixed swell...WNW 1 to 3 ft and SW 2 ft becoming S. Wind waves 2 to 3 ft.

Tuesday Night

NW wind around 19 kt, with gusts as high as 25 kt. Mostly clear. Mixed swell...WNW 4 ft and SSW 1 to 2 ft. Wind waves around 3 ft.

Wednesday

NW wind 17 to 22 kt. Mostly sunny. Mixed swell...WNW 2 to 3 ft and SSW 1 ft. Wind waves around 3 ft.

Wednesday Night

NW wind around 22 kt, with gusts as high as 30 kt. Partly cloudy. Mixed swell...WNW 4 ft and SSW 1 ft. Wind waves 3 to 4 ft.

Winds and seas higher in and near tstms. .....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 4 feet at 15 seconds. ACROSS THE BAR...Swell can be more than twice as high across the bar than surrounding waters. Waves are also more prone to break, particularly during strong ebb currents. Maximum ebb current of 1.4 kt at 01:39 AM Sunday and 1.7 kt at 01:34 PM Sunday.

*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.