Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

86°F

30°C

Humidity 22%
Wind Speed N 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 24 Jul 03:55 PM PDT
Extended Forecast for

Grass Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 60. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °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 61.

    Low: 61 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Light and variable wind.
Saturday
Sunny, with a high near 88. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 60. Light and variable wind.
Sunday
Sunny, with a high near 87. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 88.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Clear, with a low around 61.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 92.
Thursday Night
Clear, with a low around 64.
Friday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.08°W (Elev. 2598 ft)
2:00 pm PDT Jul 24, 2026
4pm PDT Jul 24, 2026-6pm PDT Jul 31, 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