Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM W San Francisco CA

Marine Point Forecast

[NOTICE]

Today
NNE 8kt
3ft
Tonight
N 6kt
4ft
Wednesday
NNE 8kt
4ft
Wednesday Night
N 6kt
4ft
Thursday
NNE 8kt
5ft
Thursday Night
NNE 6kt
5ft
Friday
NE 9kt
4-5ft
Friday Night
Light Wind
3-4ft
Saturday
ENE 6kt
3ft

Associated Zone Forecast which includes this point

Last Update: 9:23 am PST Dec 9, 2025
Forecast Valid: 9am PST Dec 9, 2025-6pm PST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Today

NNE wind 6 to 8 kt becoming NW in the afternoon. Sunny. Mixed swell...W 3 ft at 11 seconds and SW 1 ft at 13 seconds. Wind waves around 1 ft.

Tonight

N wind around 6 kt becoming NE after midnight. Mostly clear. Mixed swell...W 4 ft at 12 seconds and SSW 1 ft at 13 seconds. Wind waves around 1 ft.

Wednesday

NNE wind around 8 kt. Sunny. Mixed swell...WNW 3 to 4 ft at 13 seconds and SSW 3 ft at 13 seconds decreasing to at 6 seconds . Wind waves around 1 ft.

Wednesday Night

N wind around 6 kt. Mostly clear. Mixed swell...W 4 ft and SSW 1 to 2 ft. Wind waves 1 ft or less.

Thursday

NNE wind around 8 kt. Sunny. Mixed swell...W 4 to 5 ft and SSW 3 ft becoming SW. Wind waves around 1 ft.

Thursday Night

NNE wind around 6 kt. Mostly clear. Mixed swell...WNW 5 ft and SSW 1 to 3 ft. Wind waves around 1 ft.

Friday

NE wind around 9 kt. Sunny. Mixed swell...W 4 ft and SW 2 ft. Wind waves around 1 ft.

Friday Night

Variable winds 5 kt or less. Mostly clear. Mixed swell...W 3 ft and SSW 1 to 2 ft. Wind waves 1 ft or less.

Saturday

ENE wind around 6 kt. Mostly sunny. Mixed swell...WNW 2 to 3 ft and SSW 1 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 3 to 4 feet at 10 seconds. ACROSS THE BAR...Mixed seas of 4 to 5 feet at 10 seconds. Maximum ebb current of 3.0 kt at 07:20 PM Tuesday and 1.5 kt at 09:03 AM Wednesday.

*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.