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

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

15NM SSW San Francisco CA

Marine Point Forecast

[NOTICE]

Today
⇑S 25kt
4-5ft

Small Craft Advisory
Tonight
SW 24kt
6-8ft

Small Craft Advisory
Sunday
WSW 22kt
9-10ft

Small Craft Advisory
Sunday Night
W 13kt
6-8ft
Monday
NW 11kt
5ft
Monday Night
NW 14kt
5ft
Tuesday
NW 15kt
4-5ft
Tuesday Night
NW 16kt
4-6ft
Wednesday
NW 18kt
5ft

Associated Zone Forecast which includes this point

Last Update: 2:38 am PDT Apr 11, 2026
Forecast Valid: 7am PDT Apr 11, 2026-6pm PDT Apr 17, 2026

View Nearby Observations

Detailed Forecast

Today

S wind 13 to 18 kt increasing to 20 to 25 kt in the afternoon. Winds could gust as high as 32 kt. A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 3pm. Mixed swell...NW 2 ft at 12 seconds and SSW 1 ft at 6 seconds. Wind waves 3 to 4 ft.

Tonight

SW wind 19 to 24 kt, with gusts as high as 30 kt. Showers and thunderstorms, mainly before 1am, then showers likely and possibly a thunderstorm after 3am. Mixed swell...NW 3 ft at 11 seconds and SW 5 ft at 7 seconds. Wind waves 4 to 5 ft.

Sunday

WSW wind 17 to 22 kt. Showers and possibly a thunderstorm. Mixed swell...W 9 ft at 11 seconds and SSW 7 ft at 8 seconds becoming 2 ft at 15 seconds . Wind waves 3 to 4 ft.

Sunday Night

W wind 5 to 13 kt. A slight chance of rain before 11pm. Mixed swell...W 5 to 7 ft and S 2 ft. Wind waves 1 to 2 ft.

Monday

NW wind 5 to 11 kt. Mostly sunny. Mixed swell...W 4 ft and SW 2 ft. Wind waves 1 to 2 ft.

Monday Night

NW wind around 14 kt. Mostly clear. Mixed swell...WNW 4 ft and SSW 2 ft. Wind waves around 2 ft.

Tuesday

NW wind 12 to 15 kt. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SW 1 ft becoming S. Wind waves around 2 ft.

Tuesday Night

NW wind around 16 kt. Mostly clear. Mixed swell...WNW 5 ft and SSW 1 to 2 ft. Wind waves 2 to 3 ft.

Wednesday

NW wind 14 to 18 kt. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SSW 2 ft. Wind waves 2 to 3 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.