Point Forecast: 12NM W San Francisco CA
 37.78N 122.67W (Elev. 0 ft)
Last Update: 6:22 am PDT Jul 15, 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  

Date07/1507/16
Hour (PDT)131415161718192021222300010203040506070809101112
Surface Wind (kt)10109910988777666667778891010
Wind DirSSWSSWSSWSWSWSWSWSWSWSWSWSWSWWSWSWSWSWSSWSSWSSWSSWSSWSSWSSW
Gust
Significant Wave Height (ft) 333333333333333333333333
Swell Height (ft) 333333333333333333333333
Swell Dir300300300300300300300300300300300300300300300300290290290290290290290290
Swell Period (sec) 1010101010101010101010101010101099999999
Swell 2 Height (ft) 111111111122222211111111
Swell 2 Dir190190190190200200200200200200200200200200200200200200200200200200200200
Swell 2 Period (sec) 151515151414141414141414141414141414141414141212
Wind Wave Height (ft) 222222222211111111111122

Date07/17
Hour (PDT)131415161718192021222300010203040506070809101112
Surface Wind (kt)1099988877755555544455588
Wind DirSSWSSWSSWSSWSWSWSWWSWWSWWSWSWSWSWSWSWSWSSWSSWSSWSSWSSWSSWSSWSSW
Gust
Significant Wave Height (ft) 333333333333333333333333
Swell Height (ft) 333333333322222222222222
Swell Dir290290290290290290290290290290290290290290290290290290290290290290290290
Swell Period (sec) 999999999999999999999999
Swell 2 Height (ft) 111111111122222222222211
Swell 2 Dir200200200200190190190190190190200200200200200200210210210210210210210210
Swell 2 Period (sec) 121212121313131313131616161616161717171717171616
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