Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

GERBER RESERVOIR (GRBO3)

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

NA

41°F

5°C

Humidity 79%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 07 Dec 08:45 PM PST
Extended Forecast for

11 Miles NE Bonanza OR

Wind Advisory December 8, 07:00pm until December 9, 10:00pm
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 34. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 40. South southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. Breezy, with a south wind 17 to 23 mph, with gusts as high as 34 mph.

    Low: 34 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 10am.  Snow level 8000 feet rising to 9400 feet in the afternoon. Partly sunny, with a high near 42. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 41 mph.

    High: 42 °F

    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 10pm.  Snow level 9400 feet. Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 41 mph.

    Low: 40 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 20 percent chance of rain.  Snow level 8400 feet. Partly sunny, with a high near 44. Breezy.

    High: 44 °F

    Slight Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Monday
Partly sunny, with a high near 40. South southwest wind around 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 34. Breezy, with a south wind 17 to 23 mph, with gusts as high as 34 mph.
Tuesday
A 30 percent chance of rain after 10am. Snow level 8000 feet rising to 9400 feet in the afternoon. Partly sunny, with a high near 42. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 41 mph.
Tuesday Night
A 30 percent chance of rain, mainly before 10pm. Snow level 9400 feet. Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 41 mph.
Wednesday
A 20 percent chance of rain. Snow level 8400 feet. Partly sunny, with a high near 44. Breezy.
Wednesday Night
Mostly cloudy, with a low around 36. Breezy.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NE Bonanza OR
 42.33°N 121.26°W (Elev. 6604 ft)
3:41 pm PST Dec 7, 2025
9pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database