Current conditions at

Nevada County Air Park (KGOO)

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

Clear

72°F

22°C

Humidity 40%
Wind Speed NNW 5 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Sep 06:55 PM PDT
Extended Forecast for

Grass Valley CA

  • Tonight

    Tonight: Clear, with a low around 56. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83. East wind around 6 mph becoming calm  in the afternoon.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 57. Light and variable wind.

    Low: 57 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 81. East northeast wind around 5 mph becoming calm.

    High: 81 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 56. Calm wind becoming east northeast around 5 mph after midnight.
Saturday
Sunny, with a high near 83. East wind around 6 mph becoming calm in the afternoon.
Saturday Night
Increasing clouds, with a low around 57. Light and variable wind.
Sunday
Partly sunny, with a high near 81. East northeast wind around 5 mph becoming calm.
Sunday Night
Mostly cloudy, with a low around 59. Calm wind.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.08°W (Elev. 2598 ft)
2:01 pm PDT Sep 18, 2026
7pm PDT Sep 18, 2026-6pm PDT Sep 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database