National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

38°F

3°C

Humidity 99%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 10 Nov 04:26 AM PST
Extended Forecast for

21 Miles E Potter Valley CA

  • Today

    Today: Sunny, with a high near 67. West northwest wind around 5 mph becoming calm in the morning.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. Light northwest wind.

    Low: 47 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 64. Light and variable wind becoming southeast around 5 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. Light north northeast wind.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58. North northeast wind 5 to 7 mph becoming south southeast in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Slight Chance
    Rain then
    Rain Likely

  • Friday

    Friday: Rain likely before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then rain and possibly a thunderstorm after 4pm. High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Friday Night

    Friday Night: Rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 67. West northwest wind around 5 mph becoming calm in the morning.
Tonight
Mostly clear, with a low around 47. Light northwest wind.
Veterans Day
Mostly sunny, with a high near 64. Light and variable wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 46. Light north northeast wind.
Thursday
Mostly sunny, with a high near 58. North northeast wind 5 to 7 mph becoming south southeast in the afternoon.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
Rain likely before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then rain and possibly a thunderstorm after 4pm. High near 48. Chance of precipitation is 80%.
Friday Night
Rain. Mostly cloudy, with a low around 41.
Saturday
A chance of rain. Mostly cloudy, with a high near 47.
Saturday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 40.
Sunday
Rain. Mostly cloudy, with a high near 45.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
A chance of rain and snow. Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles E Potter Valley CA
 39.33°N 122.73°W (Elev. 3402 ft)
Last Update:
1:00 am PST Nov 10, 2026
Forecast Valid:
4am PST Nov 10, 2026-6pm PST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation