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

18NM S Oakland CA

Marine Point Forecast

[NOTICE]

Today
⇑SSW 9kt
< 1ft
Tonight
SSW 8kt⇓
< 1ft
Saturday
⇑S 13kt
< 1ft
Saturday Night
S 14kt
< 1ft
Sunday
WSW 8kt
< 1ft
Sunday Night
WSW 8kt⇓
< 1ft
Monday
⇑NW 7kt
< 1ft
Monday Night
WNW 9kt⇓
< 1ft
Tuesday
⇑WNW 7kt
< 1ft

Associated Zone Forecast which includes this point

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

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH

Today

Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Showers and thunderstorms likely before 11am, then showers likely and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tonight

SSW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Showers and thunderstorms likely before 11pm, then rain likely, mainly between 11pm and midnight. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming S 8 to 13 kt in the morning. Winds could gust as high as 21 kt. Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Saturday Night

S wind 7 to 14 kt, with gusts as high as 22 kt. Showers and possibly a thunderstorm. N swell 0 ft. Wind waves 1 ft or less.

Sunday

WSW wind 6 to 8 kt. Showers and possibly a thunderstorm. N swell 0 ft. Wind waves 1 ft or less.

Sunday Night

WSW wind 5 to 8 kt becoming variable and less than 5 kt in the evening. A chance of rain, mainly before 11pm. N swell 0 ft. Wind waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming NW 5 to 7 kt in the afternoon. Patchy fog before 8am. N swell 0 ft. Wind waves 1 ft or less.

Monday Night

WNW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming WNW 5 to 7 kt in the afternoon. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

*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.