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NWS Sacramento Changes to Public and Fire Weather Zones Coming March 3rd

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Current conditions at

Nevada County Air Park (KGOO)

Lat: 39.224028°NLon: 121.003083°WElev: 3154.0ft.

Partly Cloudy

36°F

2°C

Humidity 86%
Wind Speed WNW 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 20 Feb 04:35 PM PST
Extended Forecast for

Grass Valley CA

  • Tonight

    Tonight: Widespread frost after 8pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Frost

  • Saturday

    Saturday: Widespread frost before 9am. Otherwise, mostly sunny, with a high near 50. South southeast wind 3 to 6 mph.

    High: 50 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 2am. Otherwise, mostly clear, with a low around 36. Southeast wind around 5 mph.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: A 20 percent chance of rain. Mostly sunny, with a high near 57. South wind around 8 mph, with gusts as high as 20 mph.

    High: 57 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 38. East northeast wind around 6 mph.

    Low: 38 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 4pm. Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain, mainly after 10pm. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Rain

  • Tuesday

    Tuesday: Rain. The rain could be heavy at times. Cloudy, with a high near 53.

    High: 53 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 4am. Cloudy, with a low around 46.

    Low: 46 °F

    Rain

Detailed Forecast

Tonight
Widespread frost after 8pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 27. Calm wind.
Saturday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 50. South southeast wind 3 to 6 mph.
Saturday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 36. Southeast wind around 5 mph.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 57. South wind around 8 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 38. East northeast wind around 6 mph.
Monday
A 30 percent chance of rain after 4pm. Partly sunny, with a high near 62.
Monday Night
Rain, mainly after 10pm. Low around 46. Chance of precipitation is 80%.
Tuesday
Rain. The rain could be heavy at times. Cloudy, with a high near 53.
Tuesday Night
Rain, mainly before 4am. Cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly cloudy, with a high near 59.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Partly sunny, with a high near 63.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45.
Friday
A chance of rain. Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.05°W (Elev. 2657 ft)
Last Update:
1:21 pm PST Feb 20, 2026
Forecast Valid:
4pm PST Feb 20, 2026-6pm PST Feb 27, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation