Point Forecast: 12NM SW San Francisco CA
 37.65N 122.61W (Elev. 0 ft)
Last Update: 4:59 pm PDT Jul 11, 2025
Tabular Forecast
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Weather ElementsWeather/PrecipitationMarine Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Swell Period
Swell Hgt/Dir
Swell 2 Period
Swell 2 Hgt/Dir
Wind Wave Height
Significant Wave Height
Freezing Spray

48-Hour Period Starting:       Back 2 Days  

Date07/1107/12
Hour (PDT)192021222300010203040506070809101112131415161718
Surface Wind (kt)6666777788889101010101010101010109
Wind DirSWSSWSSWSSWSSWSSWSSWSSSSSSSSSSSSWSSWSSWSSWSSWSSWSSW
Gust16
Significant Wave Height (ft) 444444444455555555555544
Swell Height (ft) 444444444444444444444444
Swell Dir300300300300300300300300300300300300300300300300300300300300300300300300
Swell Period (sec) 99991010101010101010101010101010101010101010
Swell 2 Height (ft) 111111111111111111111111
Swell 2 Dir200200200200200200200200200200200200200200200200200200200200200200200200
Swell 2 Period (sec) 141414141212121212121212121212121212121212121010
Wind Wave Height (ft) 111111111122222222222222

Date07/13
Hour (PDT)192021222300010203040506070809101112131415161718
Surface Wind (kt)887777766655555577788877
Wind DirSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSWSWSWWSWWSW
Gust
Significant Wave Height (ft) 444444444444444444444444
Swell Height (ft) 444433333333333333333333
Swell Dir300300300300300300300300300300300300300300300300300300300300300300290290
Swell Period (sec) 101010109999991010101010101010101010101010
Swell 2 Height (ft) 111111111111111111111122
Swell 2 Dir200200200200190190190190190190190190190190190190200200200200200200190190
Swell 2 Period (sec) 101010101313131313131414141414141515151515151515
Wind Wave Height (ft) 222211111111111111111111

Additional Forecasts and Information
International System of UnitsForecast Discussion
Marine Point ForecastHourly Weather Graph
National Marine ForecastsTide Information
River Stage Summary24 Hour Precipitation Summary
NWS Office Map