Point Forecast: 4NM NW San Francisco CA
 37.81N 122.48W (Elev. 0 ft)
Last Update: 1:46 am PDT Apr 16, 2026
Tabular Forecast
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Weather ElementsWeather/PrecipitationMarine Weather
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Snow
Freezing Rain
Sleet
Freezing Spray
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  

Date04/1604/17
Hour (PDT)101112131415161718192021222300010203040506070809
Surface Wind (kt)7789910101010101099999109887777
Wind DirNNNNNNNNNNWNNWNWNNWNNWNNWNNNNNNNNNN
Gust
Significant Wave Height (ft) 000000000000000000000000
Swell Height (ft) 000000000000000000000000
Swell Dir000000000000000000000000
Swell Period (sec) 000000000000000000000000
Swell 2 Height (ft) 000000000000000000000000
Swell 2 Dir000000000000000000000000
Swell 2 Period (sec) 000000000000000000000000
Wind Wave Height (ft) 000000000000000000000000

Date04/18
Hour (PDT)101112131415161718192021222300010203040506070809
Surface Wind (kt)666677788877744433333333
Wind DirNNWNWWNWWNWWWWWWWWNWWNWWNWWNWWNWWNWWWWWWWNNWNNW
Gust
Significant Wave Height (ft) 000000000000000000000000
Swell Height (ft) 000000000000000000000000
Swell Dir000000000000000000000000
Swell Period (sec) 000000000000000000000000
Swell 2 Height (ft) 000000000000000000000000
Swell 2 Dir000000000000000000000000
Swell 2 Period (sec) 000000000000000000000000
Wind Wave Height (ft) 000000000000000000000000

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