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

Nevada County Air Park (KGOO)

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

Overcast

63°F

17°C

Humidity 59%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 02 Sep 06:50 PM PDT
Extended Forecast for

2 Miles SW Grass Valley CA

  • Tonight

    Tonight: Partly cloudy, with a low around 52. South southwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain, mainly after noon. High near 63. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 4am. Cloudy, then gradually becoming partly cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain Likely

  • Friday

    Friday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 69. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 69 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. South southwest wind around 6 mph becoming calm in the evening.
Thursday
Rain, mainly after noon. High near 63. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely, mainly before 4am. Cloudy, then gradually becoming partly cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 69. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 50. Light and variable wind.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grass Valley CA
 39.2°N 121.07°W (Elev. 2398 ft)
Last Update:
2:01 pm PDT Sep 2, 2026
Forecast Valid:
7pm PDT Sep 2, 2026-6pm PDT Sep 9, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation