Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Small Craft Advisory until August 17, 09:00 AM PDT

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

36NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

This Afternoon
WNW 17kt
< 1ft
Tonight
WNW 14kt
< 1ft
Sunday
W 12kt
< 1ft
Sunday Night
WNW 13kt
< 1ft
Monday
W 12kt
< 1ft
Monday Night
W 12kt
< 1ft
Tuesday
W 12kt
< 1ft
Tuesday Night
WNW 13kt
< 1ft
Wednesday
WNW 12kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 10:17 am PDT Aug 16, 2025
Forecast Valid: 1pm PDT Aug 16, 2025-6pm PDT Aug 22, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

WNW wind around 17 kt, with gusts as high as 28 kt. Mostly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Tonight

WNW wind 11 to 14 kt, with gusts as high as 25 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Sunday

W wind 7 to 12 kt, with gusts as high as 20 kt. Patchy fog before 8am. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

Sunday Night

WNW wind 7 to 13 kt, with gusts as high as 21 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.

Monday

W wind 5 to 12 kt, with gusts as high as 18 kt. Patchy fog before 11am. N swell 0 ft. Wind waves 1 ft or less.

Monday Night

W wind 6 to 12 kt, with gusts as high as 20 kt. Patchy fog after 2am. N swell 0 ft. Wind waves 1 ft or less.

Tuesday

W wind 5 to 12 kt, with gusts as high as 18 kt. Patchy fog before 10am. N swell 0 ft. Wind waves 1 ft or less.

Tuesday Night

WNW wind 7 to 13 kt, with gusts as high as 21 kt. Patchy fog after 5am. N swell 0 ft. Wind waves 1 ft or less.

Wednesday

WNW wind 5 to 12 kt, with gusts as high as 18 kt. Patchy fog before 8am. 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.