Heavy Rain in the Southeast and Portions of the Central Plains; Mountain Snow in the West

Scattered areas of heavy rain continue to produce isolated flash flooding across the coastlines of the central Gulf and Southeast. A storm system will bring mountain snow, locally heavy rain, gusty winds and much cooler temperatures to portions of the western and central U.S. Above average temperatures will advance eastward into the Great Lakes and Northeast today and Monday. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

70°F

21°C

Humidity 43%
Wind Speed W 10 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 05 Oct 02:55 PM PDT
Extended Forecast for

Grass Valley CA

  • Tonight

    Tonight: Clear, with a low around 52. Calm wind becoming east 5 to 8 mph in the evening.

    Low: 52 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 77. East wind 5 to 7 mph becoming calm  in the morning.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 54. Calm wind becoming east northeast 5 to 7 mph in the evening.

    Low: 54 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. East northeast wind around 6 mph becoming calm  in the morning.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 54. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 54 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 52. Calm wind becoming east 5 to 8 mph in the evening.
Monday
Sunny, with a high near 77. East wind 5 to 7 mph becoming calm in the morning.
Monday Night
Clear, with a low around 54. Calm wind becoming east northeast 5 to 7 mph in the evening.
Tuesday
Sunny, with a high near 79. East northeast wind around 6 mph becoming calm in the morning.
Tuesday Night
Clear, with a low around 54. Calm wind becoming east northeast around 5 mph after midnight.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 50.
Friday
A slight chance of showers. Mostly sunny, with a high near 66.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46.
Saturday
A slight chance of showers. Mostly sunny, with a high near 61.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 44.
Sunday
A slight chance of showers. Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.08°W (Elev. 2598 ft)
12:11 pm PDT Oct 5, 2025
3pm PDT Oct 5, 2025-6pm PDT Oct 12, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database