Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Current conditions at

BLACK ROCK (OKFO3)

Lat: 43.52831°NLon: 121.81601°WElev: 4891.0ft.

NA

50°F

10°C

Humidity 48%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 11 Dec 09:15 AM PST
Extended Forecast for

8 Miles SSE Willamette Pass OR

  • Today

    Today: Sunny, with a high near 51. Light west wind.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. Light west southwest wind.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of rain after 10am.  Snow level 6000 feet rising to 7300 feet in the afternoon. Partly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 4am.  Snow level 7300 feet. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: Rain, mainly after 10am.  Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 51. Light west wind.
Tonight
Mostly clear, with a low around 37. Calm wind.
Friday
Mostly sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 36. Light west southwest wind.
Saturday
Sunny, with a high near 55. Calm wind.
Saturday Night
Mostly clear, with a low around 36.
Sunday
A 20 percent chance of rain after 10am. Snow level 6000 feet rising to 7300 feet in the afternoon. Partly sunny, with a high near 49.
Sunday Night
A chance of rain, mainly after 4am. Snow level 7300 feet. Mostly cloudy, with a low around 38.
Monday
Rain, mainly after 10am. Mostly cloudy, with a high near 47.
Monday Night
Rain. Snow level 8400 feet lowering to 7300 feet after midnight . Cloudy, with a low around 37.
Tuesday
Rain. Snow level 6500 feet. Mostly cloudy, with a high near 41.
Tuesday Night
Rain and snow. Snow level 5700 feet lowering to 5100 feet after midnight . Cloudy, with a low around 33.
Wednesday
Rain and snow. Snow level 4900 feet rising to 5500 feet in the afternoon. Cloudy, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Willamette Pass OR
 43.46°N 121.99°W (Elev. 4862 ft)
9:16 am PST Dec 11, 2025
9am PST Dec 11, 2025-6pm PST Dec 17, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database