Current conditions at

Nevada County Air Park (KGOO)

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

Clear

88°F

31°C

Humidity 15%
Wind Speed WNW 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 03 Oct 12:55 PM PDT
Extended Forecast for

Grass Valley CA

Heat Advisory until October 7, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until October 7, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Calm wind becoming northeast around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 92. East wind around 5 mph becoming calm  in the morning.

    High: 92 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 65. Calm wind becoming east northeast around 5 mph.

    Low: 65 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 93. East northeast wind around 6 mph becoming calm.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 94. Light west wind.
Tonight
Mostly clear, with a low around 64. Calm wind becoming northeast around 5 mph.
Sunday
Increasing clouds, with a high near 92. East wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, with a low around 65. Calm wind becoming east northeast around 5 mph.
Monday
Sunny, with a high near 93. East northeast wind around 6 mph becoming calm.
Monday Night
Clear, with a low around 64.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 63.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 93.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.05°W (Elev. 2657 ft)
11:31 am PDT Oct 3, 2026
1pm PDT Oct 3, 2026-6pm PDT Oct 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database