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

74°F

23°C

Humidity 38%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 01 Sep 02:13 PM PDT
Extended Forecast for

6 Miles NW Grass Valley CA

  • Tonight

    Tonight: Partly cloudy, with a low around 47. South southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Calm wind becoming south southwest 5 to 7 mph in the morning. Winds could gust as high as 18 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 4am. Increasing clouds, with a low around 51. South southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 67. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 50. South southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 50 °F

    Rain Likely

  • Friday

    Friday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Rain then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. South southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 72. Calm wind becoming south southwest 5 to 7 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
A 20 percent chance of rain after 4am. Increasing clouds, with a low around 51. South southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 67. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely. Mostly cloudy, with a low around 50. South southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
Friday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 52.
Labor Day
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Grass Valley CA
 39.29°N 121.12°W (Elev. 1801 ft)
Last Update:
2:01 pm PDT Sep 1, 2026
Forecast Valid:
3pm PDT Sep 1, 2026-6pm PDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation