Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

17NM W San Francisco CA

Marine Point Forecast

[NOTICE]

Today
NNW 9kt
5ft
Tonight
N 10kt
5ft
Thursday
ENE 15kt
5ft
Thursday Night
ENE 9kt
4ft
Friday
ENE 11kt
4ft
Friday Night
NNE 8kt
3ft
Saturday
NE 11kt
3ft
Saturday Night
NNE 8kt
2-3ft
Sunday
NNE 8kt
3-4ft

Associated Zone Forecast which includes this point

Last Update: 4:55 am PST Jan 14, 2026
Forecast Valid: 10am PST Jan 14, 2026-6pm PST Jan 20, 2026

View Nearby Observations

Detailed Forecast

Today

NNW wind around 9 kt. Sunny. Mixed swell...W 4 ft at 13 seconds and SSW 1 ft at 9 seconds. Wind waves around 1 ft.

Tonight

N wind 8 to 10 kt. Mostly clear. Mixed swell...W 5 ft at 15 seconds and S 1 ft at 14 seconds. Wind waves around 1 ft.

Thursday

ENE wind 13 to 15 kt. Sunny. Mixed swell...WNW 4 to 5 ft at 14 seconds and SSE 1 ft at 11 seconds. Wind waves around 2 ft.

Thursday Night

ENE wind around 9 kt. Mostly clear. Mixed swell...WNW 4 ft and SSE 1 ft. Wind waves around 1 ft.

Friday

ENE wind around 11 kt. Sunny. Mixed swell...WNW 3 to 4 ft and S 1 ft. Wind waves 1 to 2 ft.

Friday Night

NNE wind 6 to 8 kt. Mostly clear. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves around 1 ft.

Saturday

NE wind around 11 kt. Sunny. Mixed swell...NW 2 ft and SSW 1 ft. Wind waves around 2 ft.

Saturday Night

NNE wind 6 to 8 kt. Partly cloudy. Mixed swell...W 3 ft and S 1 ft. Wind waves around 1 ft.

Sunday

NNE wind around 8 kt. Mostly sunny. Mixed swell...W 4 ft and S 1 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 5 to 7 feet at 15 seconds...decreasing to 4 to 6 feet at 13 seconds late Monday night. ACROSS THE BAR...Mixed seas of 9 to 12 feet at 15 seconds...decreasing to 7 to 10 feet at 13 seconds late Monday night. Maximum ebb current of 2.4 kt at 01:12 PM Wednesday and 0.9 kt at 01:52 AM Thursday.

*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.