
Dangerous Heat and Possible Flooding
Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >
Current conditions at
Nevada County Air Park (KGOO)
Lat: 39.224028°NLon: 121.003083°WElev: 3154.0ft.
Clear
73°F
23°C
| Humidity | 35% |
| Wind Speed | SE 4 MPH |
| Barometer | 30.09 in (1018.96 mb) |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 28 Aug 10:30 AM PDT |
Extended Forecast for
Grass Valley CA
Today

High: 81 °F
Chance Rain
Tonight

Low: 60 °F
Mostly Clear
Saturday

High: 82 °F
Sunny
Saturday Night

Low: 56 °F
Clear
Sunday

High: 83 °F
Sunny
Sunday Night

Low: 57 °F
Clear
Monday

High: 80 °F
Sunny
Monday Night

Low: 52 °F
Mostly Clear
Tuesday

High: 74 °F
Sunny
Detailed Forecast
Today
A chance of rain before 11am, then a slight chance of rain after 1pm. Mostly cloudy, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 40%.
Tonight
Mostly clear, with a low around 60. Light east southeast wind.
Saturday
Sunny, with a high near 82. Calm wind becoming south southwest 5 to 7 mph in the morning.
Saturday Night
Clear, with a low around 56. South southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 83. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 57.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A slight chance of rain. Sunny, with a high near 77.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Grass Valley CA
39.23°N 121.08°W (Elev. 2598 ft)
39.23°N 121.08°W (Elev. 2598 ft)
2:00 am PDT Aug 28, 2026
10am PDT Aug 28, 2026-6pm PDT Sep 3, 2026


