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Mixed Precipitation is moving eastward into New England,

Wintry precipitation will expand into the eastern portions of the Great Lakes and New England Tuesday into Tuesday night. An inclement weather pattern will produce coastal rain and higher elevation snow in the Pacific Northwest and Northern California on Tuesday, and into the Northern Intermountain Region by Wednesday. Read More >

7-Day Forecast for Latitude 39.23°N and Longitude 121.05°W (Elev. 2657 ft) (Text-Only)
NWS Forecast for: Grass Valley CA
Issued by: National Weather Service Sacramento, CA
Last Update: 7:11 pm PST Jan 22, 2018
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  • Tonight

    Tonight: Partly cloudy, with a low around 34. Calm wind becoming east around 6 mph after midnight.

    Partly Cloudy


    Low: 34 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. East southeast wind around 5 mph becoming calm  in the morning.

    Mostly Sunny


    High: 52 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 36. Southeast wind around 7 mph.

    Partly Cloudy


    Low: 36 °F

  • Wednesday

    Wednesday: Rain, mainly after 10am. The rain could be heavy at times.  High near 51. South wind 13 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Heavy Rain


    High: 51 °F

  • Wednesday
    Night

    Wednesday Night: Rain before 4am, then a chance of rain and snow showers. The rain could be heavy at times.  Low around 34. South wind 10 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Heavy Rain
    then Chance
    Rain/Snow

    Low: 34 °F

  • Thursday

    Thursday: Rain and snow showers likely, mainly after 10am.  Mostly cloudy, with a high near 42. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Rain/Snow
    Likely

    High: 42 °F

  • Thursday
    Night

    Thursday Night: A chance of rain and snow showers.  Mostly cloudy, with a low around 30. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow

    Low: 30 °F

  • Friday

    Friday: Partly sunny, with a high near 48.

    Partly Sunny


    High: 48 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 33.

    Mostly Cloudy


    Low: 33 °F



  • Tonight: Partly cloudy, with a low around 34. Calm wind becoming east around 6 mph after midnight.

    Tuesday: Mostly sunny, with a high near 52. East southeast wind around 5 mph becoming calm in the morning.

    Tuesday Night: Partly cloudy, with a low around 36. Southeast wind around 7 mph.

    Wednesday: Rain, mainly after 10am. The rain could be heavy at times. High near 51. South wind 13 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Wednesday Night: Rain before 4am, then a chance of rain and snow showers. The rain could be heavy at times. Low around 34. South wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Thursday: Rain and snow showers likely, mainly after 10am. Mostly cloudy, with a high near 42. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Thursday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Friday: Partly sunny, with a high near 48.

    Friday Night: Mostly cloudy, with a low around 33.

    Saturday: Partly sunny, with a high near 54.

    Saturday Night: Mostly cloudy, with a low around 39.

    Sunday: Mostly sunny, with a high near 60.

    Sunday Night: Mostly cloudy, with a low around 42.

    Monday: Partly sunny, with a high near 59.



    Grass Valley CA
     39.23°N 121.05°W (Elev. 2657 ft)

    Visit your local NWS office at: http://www.wrh.noaa.gov/sto