National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall in the Southwest and Southeast This Weekend; Monitoring Tropical Cyclone Formation Which Could Impact the Southeast U.S.

Heavy rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest. A near-stationary front will bring numerous showers and thunderstorms to much of the Mid-Atlantic and Southeast. Tropical wave (AL94) is likely to become a depression. Significant uncertainty remains in the track and intensity, but chances for impacts to the Southeast are increasing. Read More >

Current conditions at

GERBER RESERVOIR (GRBO3)

Lat: 42.20597°NLon: 121.13806°WElev: 4950.0ft.

NA

63°F

17°C

Humidity 15%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 26 Sep 08:45 PM PDT
Extended Forecast for

Bonanza OR

  • Tonight

    Tonight: Clear, with a low around 37. Northeast wind 5 to 7 mph.

    Low: 37 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 42. West wind 5 to 8 mph becoming southeast after midnight.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 73. East southeast wind 7 to 12 mph becoming south 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. South wind around 18 mph, with gusts as high as 28 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of rain. Cloudy, with a high near 59. Breezy.

    High: 59 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly before 11am. Mostly cloudy, with a high near 57. Breezy.

    High: 57 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 37. Northeast wind 5 to 7 mph.
Saturday
Sunny, with a high near 80. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
Clear, with a low around 42. West wind 5 to 8 mph becoming southeast after midnight.
Sunday
Sunny, with a high near 73. East southeast wind 7 to 12 mph becoming south 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Mostly cloudy, with a low around 50. South wind around 18 mph, with gusts as high as 28 mph.
Monday
A 40 percent chance of rain. Cloudy, with a high near 59. Breezy.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Tuesday
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 57. Breezy.
Tuesday Night
A chance of showers before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain before 11am, then a slight chance of showers after 11am. Mostly cloudy, with a high near 60.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 37.
Thursday
A slight chance of showers. Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bonanza OR
 42.2°N 121.4°W (Elev. 4199 ft)
Last Update:
4:40 pm PDT Sep 26, 2025
Forecast Valid:
9pm PDT Sep 26, 2025-6pm PDT Oct 3, 2025
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation