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

Hazardous Weather Conditions

Current conditions at

READER RANCH (RRRC1)

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

NA

78°F

26°C

Humidity 29%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index78°F (26°C)
Last update 08 Oct 08:13 PM PDT
Extended Forecast for

5 Miles WNW Penn Valley CA

Heat Advisory October 8, 09:10pm until October 8, 10:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory October 8, 09:10pm until October 8, 10:00pm

    NOW until 10:00pm Thu

    Heat Advisory

  • Tonight

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. South southeast wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 75. South wind around 10 mph, with gusts as high as 21 mph.

    High: 75 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. South wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A slight chance of rain before 11am. Mostly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain then
    Mostly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 62. South southeast wind 5 to 11 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 75. South wind around 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 51. South wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 51.
Columbus Day
A slight chance of rain before 11am. Mostly sunny, with a high near 67.
Monday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 49.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Penn Valley CA
 39.22°N 121.28°W (Elev. 846 ft)
Last Update:
3:31 pm PDT Oct 8, 2026
Forecast Valid:
9pm PDT Oct 8, 2026-6pm PDT Oct 15, 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