Point Forecast: 12NM SW San Francisco CA
 37.65N 122.61W (Elev. 0 ft)
Last Update: 12:51 pm PDT May 13, 2026
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  

Date05/1305/14
Hour (PDT)131415161718192021222300010203040506070809101112
Surface Wind (kt)1717181818191918171614121110998766791010
Wind DirWNWWNWWNWWNWWNWWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWWNWWNW
Gust22232324242423
Significant Wave Height (ft) 666677777777777766666666
Swell Height (ft) 444455555566666655555544
Swell Dir290290290290300300300300300300300300300300300300300300300300300300290290
Swell Period (sec) 888899999910101010101010101010101088
Swell 2 Height (ft) 111111111111111111111111
Swell 2 Dir210210210210200200200200200200200200200200200200200200200200200200200200
Swell 2 Period (sec) 141414141414141414141515151515151515151515151717
Wind Wave Height (ft) 444444444433333311111133

Date05/15
Hour (PDT)131415161718192021222300010203040506070809101112
Surface Wind (kt)121415161717171717171717171414141313131414141414
Wind DirWNWWNWWNWWNWWNWWNWWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust232323232323222222202020
Significant Wave Height (ft) 666699999999999988888888
Swell Height (ft) 444477777777777777777766
Swell Dir290290290290290290290290290290300300300300300300300300300300300300290290
Swell Period (sec) 88881010101010101010101010101111111111111010
Swell 2 Height (ft) 111111111111111111111111
Swell 2 Dir200200200200200200200200200200200200200200200200200200200200200200200200
Swell 2 Period (sec) 171717171616161616161515151515151515151515151515
Wind Wave Height (ft) 333333333333333322222244

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