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Hazardous Weather Conditions

Current conditions at

Nevada County Air Park (KGOO)

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

Overcast

45°F

7°C

Humidity 87%
Wind Speed N 6 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 15 Feb 12:55 AM PST
Extended Forecast for

4 Miles SE Grass Valley CA

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

  • Overnight

    Overnight: A 50 percent chance of rain, mainly before 3am. 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 2pm. Increasing clouds, with a high near 54. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 37. Light southeast wind. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 37 °F

    Rain

  • Washington's Birthday

    Washington's Birthday: Rain. High near 44. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 44 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 33. South wind around 6 mph. Chance of precipitation is 100%.

    Low: 33 °F

    Rain

  • Tuesday

    Tuesday: Snow before 10am, then rain and snow. Some thunder is also possible. High near 39. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Low around 30. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow before 4pm, then rain and snow. Mostly cloudy, with a high near 40.

    High: 40 °F

    Snow then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 7pm. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow
    then Snow
    Likely

Detailed Forecast

Overnight
A 50 percent chance of rain, mainly before 3am. 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 2pm. Increasing clouds, with a high near 54. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 37. Light southeast wind. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Washington's Birthday
Rain. High near 44. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Rain. Low around 33. South wind around 6 mph. Chance of precipitation is 100%.
Tuesday
Snow before 10am, then rain and snow. Some thunder is also possible. High near 39. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Tuesday Night
Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Low around 30. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow before 4pm, then rain and snow. Mostly cloudy, with a high near 40.
Wednesday Night
Rain and snow, becoming all snow after 7pm. Mostly cloudy, with a low around 30.
Thursday
A chance of snow before 1pm, then a chance of rain. Partly sunny, with a high near 43.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Friday
Rain and snow likely. Partly sunny, with a high near 46.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 32.
Saturday
A chance of rain and snow. Partly sunny, with a high near 49.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Grass Valley CA
 39.19°N 121.01°W (Elev. 2477 ft)
Last Update:
1:21 pm PST Feb 14, 2026
Forecast Valid:
1am PST Feb 15, 2026-6pm PST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation