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Hazardous Weather Conditions

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

46°F

8°C

Humidity 75%
Wind Speed ESE 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 Feb 07:35 PM PST
Extended Forecast for

Grass Valley CA

Winter Storm Watch February 15, 10:00pm until February 18, 10:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.

    High: 56 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 41. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 56. South wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 56 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain. Low around 39. Light southeast wind. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Washington's Birthday

    Washington's Birthday: Rain. High near 45. Chance of precipitation is 100%.

    High: 45 °F

    Rain

  • Monday Night

    Monday Night: Rain before 10pm, then rain showers between 10pm and 4am, then rain and snow after 4am. Some thunder is also possible. Low around 35. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers then
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow showers, becoming all rain after 10am. Some thunder is also possible. Cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow
    then Showers

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain/Snow
    then Snow
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Calm wind.
Saturday
Mostly cloudy, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 41. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 56. South wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 39. Light southeast wind. Chance of precipitation is 90%.
Washington's Birthday
Rain. High near 45. Chance of precipitation is 100%.
Monday Night
Rain before 10pm, then rain showers between 10pm and 4am, then rain and snow after 4am. Some thunder is also possible. Low around 35. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday
Rain and snow showers, becoming all rain after 10am. Some thunder is also possible. Cloudy, with a high near 41.
Tuesday Night
Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Mostly cloudy, with a low around 32.
Wednesday
Snow likely before 10am, then rain likely. Mostly cloudy, with a high near 42.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 30.
Thursday
A chance of rain and snow. Partly sunny, with a high near 45.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Friday
A chance of rain and snow. Partly sunny, with a high near 47.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.05°W (Elev. 2657 ft)
Last Update:
1:20 pm PST Feb 13, 2026
Forecast Valid:
8pm PST Feb 13, 2026-6pm PST Feb 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation