
Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues
Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >
Current conditions at
Nevada County Air Park (KGOO)
Lat: 39.224028°NLon: 121.003083°WElev: 3154.0ft.
Clear
59°F
15°C
| Humidity | 15% |
| Wind Speed | N 0 MPH |
| Barometer | 30.31 in (1026.41 mb) |
| Dewpoint | 12°F (-11°C) |
| Visibility | 10.00 mi |
| Last update | 13 Jan 10:55 PM PST |
Extended Forecast for
Grass Valley CA
Tonight

Low: 47 °F
Clear
Wednesday

High: 67 °F
Sunny
Wednesday Night

Low: 45 °F
Clear
Thursday

High: 67 °F
Sunny
Thursday Night

Low: 45 °F
Clear
Friday

High: 66 °F
Sunny
Friday Night

Low: 43 °F
Clear
Saturday

High: 66 °F
Sunny
Saturday Night

Low: 44 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a steady temperature around 47. East wind 3 to 5 mph.
Wednesday
Sunny, with a high near 67. Light and variable wind.
Wednesday Night
Clear, with a low around 45. East northeast wind around 5 mph.
Thursday
Sunny, with a high near 67. East northeast wind around 5 mph becoming calm in the morning.
Thursday Night
Clear, with a low around 45. East northeast wind around 6 mph.
Friday
Sunny, with a high near 66.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 43.
M.L.King Day
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST
Point Forecast:
Grass Valley CA
39.23°N 121.05°W (Elev. 2657 ft)
39.23°N 121.05°W (Elev. 2657 ft)
1:21 pm PST Jan 13, 2026
11pm PST Jan 13, 2026-6pm PST Jan 20, 2026


