Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

55°F

13°C

Humidity 50%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 20 Jun 05:35 AM PDT
Extended Forecast for

Grass Valley CA

  • Today

    Today: Sunny, with a high near 72. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. West southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 44 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71. Light and variable wind becoming west 5 to 8 mph in the morning.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 49. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 49 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Calm wind becoming south southwest 5 to 7 mph in the morning.
Tonight
Clear, with a low around 44. West southwest wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny, with a high near 71. Light and variable wind becoming west 5 to 8 mph in the morning.
Saturday Night
Clear, with a low around 49. West northwest wind 5 to 8 mph becoming light and variable.
Sunday
Sunny, with a high near 77. Light and variable wind becoming west around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 55.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Clear, with a low around 58.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 60.
Thursday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.2°N 121.07°W (Elev. 2398 ft)
5:21 am PDT Jun 20, 2025
6am PDT Jun 20, 2025-6pm PDT Jun 26, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database