Central U.S. Severe Storms and Heavy Rain; Western Fire Weather Threats

A strong system will produce a swath of impacts. Severe storms with large hail, damaging winds, and a couple of tornadoes will be possible in the south and central Plains. Heavy rain could cause flash flooding in the Mid Mississippi Valley. Mountain snow will develop in the Rockies. Critical fire weather threats are expected across northern California and the Southwest. 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: 3:35 am PDT May 8, 2021
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  • Overnight

    Overnight: Clear, with a low around 48. East northeast wind around 10 mph.

    Clear

    Low: 48 °F

  • Saturday

    Saturday: Sunny, with a high near 80. East northeast wind 8 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.

    Sunny

    High: 80 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 52. North northwest wind 8 to 13 mph becoming east northeast after midnight.

    Mostly Clear

    Low: 52 °F

  • Sunday

    Sunday: Sunny, with a high near 77. East northeast wind 7 to 10 mph becoming west in the afternoon.

    Sunny

    High: 77 °F

  • Sunday
    Night

    Sunday Night: Clear, with a low around 50. West northwest wind 5 to 13 mph becoming east northeast after midnight.

    Clear

    Low: 50 °F

  • Monday

    Monday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: Clear, with a low around 53.

    Clear

    Low: 53 °F

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    Sunny

    High: 85 °F

  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 55.

    Clear

    Low: 55 °F



  • Overnight: Clear, with a low around 48. East northeast wind around 10 mph.

    Saturday: Sunny, with a high near 80. East northeast wind 8 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.

    Saturday Night: Mostly clear, with a low around 52. North northwest wind 8 to 13 mph becoming east northeast after midnight.

    Sunday: Sunny, with a high near 77. East northeast wind 7 to 10 mph becoming west in the afternoon.

    Sunday Night: Clear, with a low around 50. West northwest wind 5 to 13 mph becoming east northeast after midnight.

    Monday: Sunny, with a high near 82.

    Monday Night: Clear, with a low around 53.

    Tuesday: Sunny, with a high near 85.

    Tuesday Night: Clear, with a low around 55.

    Wednesday: Sunny, with a high near 85.

    Wednesday Night: Clear, with a low around 56.

    Thursday: Sunny, with a high near 84.

    Thursday Night: Mostly clear, with a low around 55.

    Friday: Sunny, with a high near 77.



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

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