Skip Navigation Linksweather.gov 
NOAA logo - Click to go to the NOAA homepageNational Weather Service Forecast Office NWS logo - Click to go to the NWS homepage
San Francisco Bay Area/Monterey, CA
 
 
 Point Forecast: 4 Miles S Clayton CA
 37.87N 121.95W (Elev. 1509 ft)
Last Update: 4:02 am PDT Aug 21, 2019
Tabular Forecast
[hide menu]  |  Font Size: A A A   Get as XML
Weather ElementsWeather/Precipitation
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Lightning Activity Level
Trans. Wind  
20ft Wind  

48-Hour Period Starting:       Forward 2 Days  

Date08/2108/22
Hour (PDT)060708091011121314151617181920212223000102030405
Temperature (°F)575661667176818385888886858077747169686666666565
Dewpoint (°F)484951535354545555535252535455555657585757565655
Heat Index (°F)76818283868584838077
Surface Wind (mph)113337771010109997777775553
Wind DirWWSWSWSWWWWWWWWWWWNWWNWWNWNWNWNWNWNWNWNNW
Gust
Sky Cover (%)181814162321791613245912916191077637
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)727869625448403936313031334246526065697270687172
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date08/23
Hour (PDT)060708091011121314151617181920212223000102030405
Temperature (°F)656469737781868888888886848076726966646363626161
Dewpoint (°F)555557585959585858575654535251504948474747474747
Heat Index (°F)7781858787878685828076
Surface Wind (mph)333337779998885556665555
Wind DirNNWNNWWWWWSWWSWWSWWSWWSWWSWSWSWSWSSSSSESSESSESSESSESSESSE
Gust
Sky Cover (%)112310264019191919191933333316161616161616
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)707366595448393737363433353842454952545556585960
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Radar and Satellite (Click for larger image)
Link to Local Radar Data Link to Satellite Data
Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hourly River StagesHourly Rainfall
NWS Office MapWeather Calculator
User Defined Area

Webmaster
NOAA's National Weather Service
San Francisco Bay Area/Monterey, CA
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities