Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for 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 16kt
4ft
Tonight
SSW 12kt
4ft
Saturday
⇑S 24kt
4-5ft

Small Craft Advisory
Saturday Night
SSW 25kt
6-8ft

Small Craft Advisory
Sunday
WSW 17kt
9ft
Sunday Night
WSW 13kt
6-7ft
Monday
WNW 14kt
5ft
Monday Night
NW 16kt
4-5ft
Tuesday
NW 14kt
4-5ft

Associated Zone Forecast which includes this point

Last Update: 2:51 am PDT Apr 10, 2026
Forecast Valid: 9am PDT Apr 10, 2026-6pm PDT Apr 16, 2026

View Nearby Observations

Detailed Forecast

Today

S wind 11 to 16 kt. A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mixed swell...NW 2 ft at 14 seconds and SW 2 ft at 7 seconds. Wind waves 2 to 3 ft.

Tonight

SSW wind 10 to 12 kt. Showers and thunderstorms likely before 11pm, then rain likely, mainly after 4am. Mixed swell...WNW 2 ft at 13 seconds and S 3 ft at 6 seconds becoming SW. Wind waves around 2 ft.

Saturday

S wind 12 to 17 kt increasing to 19 to 24 kt in the afternoon. Winds could gust as high as 30 kt. Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. Mixed swell...WNW 2 ft at 12 seconds and SSW 2 ft at 6 seconds. Wind waves 2 to 4 ft.

Saturday Night

SSW wind 18 to 25 kt. Showers and possibly a thunderstorm. Mixed swell...WNW 2 ft and SSW 6 ft. Wind waves 3 to 4 ft.

Sunday

WSW wind 15 to 17 kt. Showers and possibly a thunderstorm. Mixed swell...W 6 ft and SSW 8 ft decreasing to 4 ft. Wind waves around 3 ft.

Sunday Night

WSW wind 7 to 13 kt becoming NW after midnight. A chance of rain, mainly before 11pm. Mixed swell...W 5 to 6 ft and SSW 2 to 3 ft. Wind waves 1 to 2 ft.

Monday

WNW wind 6 to 14 kt. Mostly sunny. Mixed swell...WNW 4 ft and SW 1 to 3 ft. Wind waves 1 to 2 ft.

Monday Night

NW wind 14 to 16 kt. Partly cloudy. Mixed swell...WNW 4 ft and SW 1 ft. Wind waves around 3 ft.

Tuesday

NW wind 11 to 14 kt. Mostly sunny. Mixed swell...WNW 3 to 4 ft and SSW 1 ft. Wind waves around 2 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.