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

READER RANCH (RRRC1)

Lat: 39.30351°NLon: 121.11725°WElev: 1968.0ft.

NA

64°F

18°C

Humidity 35%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 18 Oct 10:13 PM PDT
Extended Forecast for

6 Miles WSW Penn Valley CA

  • Tonight

    Tonight: Clear, with a low around 54. Southeast wind 7 to 9 mph.

    Low: 54 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 70. South wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 70 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Increasing clouds, with a low around 50. South wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 70. Light and variable wind.

    High: 70 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 54. Light and variable wind.

    Low: 54 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly before 11am. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain. Partly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Clear, with a low around 54. Southeast wind 7 to 9 mph.
Monday
Increasing clouds, with a high near 70. South wind 8 to 10 mph, with gusts as high as 18 mph.
Monday Night
Increasing clouds, with a low around 50. South wind around 6 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 70. Light and variable wind.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 54. Light and variable wind.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 69.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52.
Thursday
A chance of rain, mainly before 11am. Mostly cloudy, with a high near 67.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 69.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Sunday
A chance of rain. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Penn Valley CA
 39.17°N 121.29°W (Elev. 758 ft)
Last Update:
2:00 pm PDT Oct 18, 2026
Forecast Valid:
11pm PDT Oct 18, 2026-6pm PDT Oct 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation