Severe Thunderstorms and Flash Flooding Possible Through the Holiday Weekend

Severe thunderstorms, heavy rainfall, and additional flash flooding will remain possible across much of the central U.S. and into parts of the Ohio Valley and Mid Atlantic through Monday. Elsewhere, cool and unsettled weather will persist over the West, while record high temperatures are expected in the Southeast. 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: 1:43 pm PDT May 25, 2019
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  • Tonight

    Tonight: Showers after 11pm.  Low around 43. South southeast wind 8 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Showers


    Low: 43 °F

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 11am.  High near 55. South southeast wind 13 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Showers then
    Showers
    Likely

    High: 55 °F

  • Sunday
    Night

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm.  Mostly cloudy, with a low around 44. South southeast wind 5 to 9 mph becoming southwest after midnight.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 44 °F

  • Memorial
    Day

    Memorial Day: A slight chance of showers, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 61. South southeast wind around 6 mph becoming west southwest in the morning.  Chance of precipitation is 20%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms

    High: 61 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 47. South southwest wind 5 to 7 mph becoming east northeast in the evening.

    Mostly Cloudy


    Low: 47 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    Mostly Sunny


    High: 72 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Partly Cloudy


    Low: 52 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 72.

    Chance
    Showers

    High: 72 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 53.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 53 °F

  • Tonight: Showers after 11pm. Low around 43. South southeast wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Sunday: Showers, with thunderstorms also possible after 11am. High near 55. South southeast wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 44. South southeast wind 5 to 9 mph becoming southwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Memorial Day: A slight chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 61. South southeast wind around 6 mph becoming west southwest in the morning. Chance of precipitation is 20%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Monday Night: Mostly cloudy, with a low around 47. South southwest wind 5 to 7 mph becoming east northeast in the evening.

    Tuesday: Mostly sunny, with a high near 72.

    Tuesday Night: Partly cloudy, with a low around 52.

    Wednesday: A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 72.

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 53.

    Thursday: A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 73.

    Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.

    Friday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.

    Friday Night: Partly cloudy, with a low around 55.

    Saturday: Mostly sunny, with a high near 75.



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

    Visit your local NWS office at: https://www.weather.gov/sto