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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

READER RANCH (RRRC1)

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

NA

54°F

12°C

Humidity 36%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 09 Jan 11:13 AM PST
Extended Forecast for

6 Miles W Penn Valley CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. West southwest wind 3 to 5 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Light east wind.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 53. Light and variable wind.

    High: 53 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 38.

    Low: 38 °F

    Patchy Fog
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 50. West southwest wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 37. Light east wind.
Saturday
Partly sunny, with a high near 52. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 37. Calm wind.
Sunday
Mostly cloudy, with a high near 53. Light and variable wind.
Sunday Night
Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Penn Valley CA
 39.21°N 121.3°W (Elev. 509 ft)
Last Update:
1:21 am PST Jan 9, 2026
Forecast Valid:
12pm PST Jan 9, 2026-6pm PST Jan 15, 2026
 
Forecast Discussion
 
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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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation