Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

86°F

30°C

Humidity 7%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 27 Aug 10:55 AM PDT
Extended Forecast for

3 Miles NNE Grass Valley CA

  • Today

    Today: Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 67. Light and variable wind.

    Low: 67 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: A chance of rain before 11am, then a chance of rain after noon.  Cloudy, with a high near 83. Calm wind becoming east southeast around 5 mph.  Chance of precipitation is 50%.

    High: 83 °F

    Chance Rain

  • Friday Night

    Friday Night: Cloudy during the early evening, then gradual clearing, with a low around 61. Light east wind.

    Low: 61 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph.
Tonight
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 67. Light and variable wind.
Friday
A chance of rain before 11am, then a chance of rain after noon. Cloudy, with a high near 83. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 50%.
Friday Night
Cloudy during the early evening, then gradual clearing, with a low around 61. Light east wind.
Saturday
Sunny, with a high near 84. Calm wind becoming south southwest around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 84.
Sunday Night
Clear, with a low around 56.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 75.
Tuesday Night
A slight chance of rain. Mostly clear, with a low around 53.
Wednesday
A slight chance of rain. Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Grass Valley CA
 39.26°N 121.02°W (Elev. 2589 ft)
2:00 am PDT Aug 27, 2026
11am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database