Additional Severe Weather Concerns for the Center of the Nation; Heat Builds for the West; Critical Fire Weather for Alaska

Active hazardous weather continues for the center of the nation with more severe thunderstorms and heavy rainfall today. Heat will linger across the southern Plains, then expand westward early in the week. The combination of heat and dry conditions will fuel fire weather concerns for the Four Corners region and across interior Alaska. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

66°F

19°C

Humidity 48%
Wind Speed NW 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 Jun 07:55 AM PDT
Extended Forecast for

Grass Valley CA

  • Today

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

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. Calm wind.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 62. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Clear, with a low around 59. Calm wind.
Monday
Sunny, with a high near 86. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Clear, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 83.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.2°N 121.07°W (Elev. 2398 ft)
2:00 am PDT Jun 21, 2026
8am PDT Jun 21, 2026-6pm PDT Jun 27, 2026
 
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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