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

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

READER RANCH (RRRC1)

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

NA

46°F

8°C

Humidity 93%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 17 Nov 10:13 PM PST
Extended Forecast for

Penn Valley CA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Calm wind becoming west southwest around 5 mph.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 52. Light and variable wind.

    High: 52 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.

    High: 50 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. Calm wind.
Tuesday
Mostly sunny, with a high near 53. Calm wind becoming west southwest around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 44. Calm wind.
Wednesday
Mostly cloudy, with a high near 52. Light and variable wind.
Wednesday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 42.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 43.
Monday
A slight chance of showers. Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Penn Valley CA
 39.19°N 121.18°W (Elev. 1670 ft)
Last Update:
1:21 pm PST Nov 17, 2025
Forecast Valid:
10pm PST Nov 17, 2025-6pm PST Nov 24, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation