Dangerous Heat in the Western U.S.; Heavy Rain and Flooding Potential in the Southern Rockies and Southwest

Widespread high temperatures in the 90s with heat indices exceeding 100 degrees will persist across the western U.S. this weekend into the week. There are fire weather concerns in the Pacific Northwest and the Great Basin. Monsoon conditions continue to linger across the Southern Rockies and Southwest posing a heavy rainfall threat which may lead to additional flash flooding concerns. Read More >

7-Day Forecast 39.23°N 121.05°W (Text-Only)
NWS Forecast for: Grass Valley CA
Issued by: National Weather Service Sacramento, CA
Last Update: 12:11 am PDT Jul 21, 2024
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  • Overnight

    Overnight: Clear, with a low around 69. Calm wind.

    Low: 69 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 95 °F

    Sunny

  • Sunday
    Night

    Sunday Night: Clear, with a low around 71. Calm wind.

    Low: 71 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 99 °F

    Hot

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 73. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear



  • Overnight: Clear, with a low around 69. Calm wind.

    Sunday: Sunny, with a high near 95. Calm wind becoming west southwest around 6 mph in the afternoon.

    Sunday Night: Clear, with a low around 71. Calm wind.

    Monday: Sunny and hot, with a high near 99. Calm wind becoming west southwest around 6 mph in the afternoon.

    Monday Night: Mostly clear, with a low around 73. West southwest wind around 5 mph becoming calm in the evening.

    Tuesday: Sunny and hot, with a high near 100.

    Tuesday Night: Mostly clear, with a low around 73.

    Wednesday: Sunny and hot, with a high near 97.

    Wednesday Night: Mostly clear, with a low around 70.

    Thursday: Sunny, with a high near 95.

    Thursday Night: Clear, with a low around 65.

    Friday: Sunny, with a high near 89.

    Friday Night: Clear, with a low around 61.

    Saturday: Sunny, with a high near 87.



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

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