Point Forecast: 43NM NW San Francisco CA
 38.27N 123.09W (Elev. 0 m)
Last Update: 5:07 am PDT May 19, 2025
Tabular Forecast
[hide menu]Get as XML
Weather ElementsWeather/PrecipitationMarine Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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  

Date05/1905/20
Hour (PDT)080910111213141516171819202122230001020304050607
Surface Wind (kt)201920202224242525252625242424252525232323222222
Wind DirNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust272728303234363637363635343433323332303028282827
Significant Wave Height (m) 222222222222222222222222
Swell Height (m) 222111111222222222222222
Swell Dir310310310310310310310310310310310310310310310320320320320320320320320320
Swell Period (sec) 888777777777777888888888
Swell 2 Height (m) 000000000000000000000000
Swell 2 Dir200200200200200200200200200200200200200200200200200200200200200190190190
Swell 2 Period (sec) 151515151515151515151515151515151515151515161616
Wind Wave Height (m) 111111111222222111111111

Date05/21
Hour (PDT)080910111213141516171819202122230001020304050607
Surface Wind (kt)222223232323262626272727262626232323212121181818
Wind DirNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust272829303030353535363636343434303030282828
Significant Wave Height (m) 222333333333333333333333
Swell Height (m) 222222222333333222222222
Swell Dir320320320310310310310310310310310310310310310310310310310310310310310310
Swell Period (sec) 888888888999999999999101010
Swell 2 Height (m) 000000000000000000000000
Swell 2 Dir190190190250250250250250250230230230230230230200200200200200200190190190
Swell 2 Period (sec) 161616161616161616151515151515161616161616161616
Wind Wave Height (m) 111222222222222111111111

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