Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

17NM S San Francisco CA

Marine Point Forecast

[NOTICE]

Today
S 8kt
< 1ft
Tonight
Light Wind
< 1ft
Tuesday
SSW 8kt
< 1ft
Tuesday Night
SW 7kt⇓
< 1ft
Wednesday
S 8kt
< 1ft
Wednesday Night
SW 6kt⇓
< 1ft
Thursday
⇑W 6kt
< 1ft
Thursday Night
Light Wind
< 1ft
Friday
⇑W 6kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:41 am PDT Aug 3, 2026
Forecast Valid: 10am PDT Aug 3, 2026-6pm PDT Aug 9, 2026

View Nearby Observations

Detailed Forecast

Today

S wind 6 to 8 kt. Mostly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tonight

Variable winds 5 kt or less. Increasing clouds. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tuesday

SSW wind 6 to 8 kt. Partly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tuesday Night

SW wind 5 to 7 kt becoming variable and less than 5 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.

Wednesday

S wind 5 to 8 kt. Partly sunny. N swell 0 ft. Wind waves 1 ft or less.

Wednesday Night

SW wind around 6 kt becoming variable and less than 5 kt in the evening. Areas of fog after 8pm. N swell 0 ft. Wind waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming W around 6 kt in the afternoon. Areas of fog before 11am. N swell 0 ft. Wind waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Patchy fog after 11pm. N swell 0 ft. Wind waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming W around 6 kt in the afternoon. Patchy fog before 8am. N swell 0 ft. Wind waves 1 ft or less.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 5 to 7 ft at 10 seconds. ACROSS THE BAR...Swell can be more than twice as high across the bar than surrounding waters. Waves are also more prone to break, particularly during strong ebb currents. Maximum ebb current of 2.6 kt at 08:32 PM Monday and 1.9 kt at 08:51 AM Tuesday.

*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.