Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

3NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

Tonight
SSE 35kt

Gale Warning
Christmas Day
S 31kt

Gale Warning
Thursday Night
SSW 32kt

Gale Warning
Friday
S 21kt
Friday Night
S 14kt
Saturday
N 10kt
Saturday Night
NNE 7kt
Sunday
NE 12kt
Sunday Night
NNE 11kt

Associated Zone Forecast which includes this point

Last Update: 4:56 pm PST Dec 24, 2025
Forecast Valid: 10pm PST Dec 24, 2025-6pm PST Dec 31, 2025

View Nearby Observations

Detailed Forecast

Tonight

SSE wind 32 to 35 kt, with gusts as high as 46 kt. Showers and possibly a thunderstorm.

Christmas Day

S wind 26 to 31 kt, with gusts as high as 40 kt. Showers and possibly a thunderstorm. Some of the storms could be severe.

Thursday Night

SSW wind 28 to 32 kt, with gusts as high as 41 kt. Showers and possibly a thunderstorm. Some of the storms could be severe.

Friday

S wind around 21 kt. Showers.

Friday Night

S wind 12 to 14 kt. Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am.

Saturday

N wind around 10 kt. A slight chance of showers.

Saturday Night

NNE wind around 7 kt. Mostly clear.

Sunday

NE wind 8 to 12 kt. Mostly sunny.

Sunday Night

NNE wind 8 to 11 kt. Mostly clear.

Winds and waves 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.