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

Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

68°F

20°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 07:55 PM PDT
Extended Forecast for

Grass Valley CA

  • Tonight

    Tonight: Clear, with a low around 52. South southwest wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 52. South southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 55. Light and variable wind.
Sunday
Sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 58. Light and variable wind.
Monday
Sunny, with a high near 86.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Clear, with a low around 60.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.08°W (Elev. 2598 ft)
Last Update:
2:00 pm PDT Jun 19, 2026
Forecast Valid:
8pm PDT Jun 19, 2026-6pm PDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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