Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

82°F

28°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Jul 07:55 AM PDT
Extended Forecast for

Grass Valley CA

  • Today

    Today: Areas of smoke before 10am. Sunny, with a high near 93. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 93 °F

    Areas Smoke
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 67. Light and variable wind.

    Low: 67 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 65. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 65 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Areas of smoke before 10am. Sunny, with a high near 93. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Clear, with a low around 67. Light and variable wind.
Monday
Sunny, with a high near 94. Calm wind becoming west southwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 65. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Clear, with a low around 60.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 85.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.08°W (Elev. 2598 ft)
5:21 am PDT Jul 13, 2025
8am PDT Jul 13, 2025-6pm PDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database