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Current conditions at

Nevada County Air Park (KGOO)

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

Fog

34°F

1°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 34°F (1°C)
Visibility 0.50 mi
Last update 17 Feb 01:35 AM PST
Extended Forecast for

Grass Valley CA

Winter Storm Warning February 17, 01:58am until February 19, 10:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 17, 01:58am until February 19, 10:00pm

    NOW until 10:00pm Thu

    Winter Storm Warning

  • Overnight

    Low: 31 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow before 3pm, then rain between 3pm and 4pm, then rain and snow after 4pm. The snow could be heavy at times. Some thunder is also possible.  High near 38. South wind 13 to 15 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all snow after 7pm. Some thunder is also possible.  Low around 27. South southwest wind 6 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Rain/Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow, mainly after 10am.  High near 38. South wind 6 to 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 29. South southeast wind around 8 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Heavy Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times.  High near 39. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 39 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 24. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: A slight chance of snow before 1pm, then a chance of rain.  Mostly sunny, with a high near 43.

    High: 43 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

Detailed Forecast

Overnight
Snow, possibly mixed with rain, mainly after 5am. The snow could be heavy at times. Low around 31. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
Tuesday
Rain and snow before 3pm, then rain between 3pm and 4pm, then rain and snow after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 38. South wind 13 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Rain and snow showers, becoming all snow after 7pm. Some thunder is also possible. Low around 27. South southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow, mainly after 10am. High near 38. South wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 29. South southeast wind around 8 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. The snow could be heavy at times. High near 39. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of snow before 1pm, then a chance of rain. Mostly sunny, with a high near 43.
Friday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 29.
Saturday
A chance of snow before 10am, then a chance of rain. Partly sunny, with a high near 49.
Saturday Night
Rain likely. Mostly cloudy, with a low around 37.
Sunday
Rain likely. Mostly cloudy, with a high near 52.
Sunday Night
Rain. Cloudy, with a low around 42.
Monday
Rain. Cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.05°W (Elev. 2657 ft)
1:21 am PST Feb 17, 2026
1am PST Feb 17, 2026-6pm PST Feb 23, 2026
 
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Additional Resources

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