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

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

NA

36°F

2°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 11 Dec 09:55 AM PST
Extended Forecast for

7 Miles NE Mount Bachelor OR

  • Today

    Today: Mostly sunny, with a high near 45. West wind 3 to 6 mph.

    High: 45 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. West wind 5 to 7 mph.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. West wind 5 to 7 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. Southwest wind 7 to 9 mph.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52. Southwest wind 5 to 7 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow before 1pm, then a slight chance of rain between 1pm and 4pm.  Snow level rising to 7200 feet in the afternoon. Partly sunny, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow, mainly after 4am.  Snow level 7400 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before 7am, then rain.  High near 44. Chance of precipitation is 80%.

    High: 44 °F

    Rain/Snow
    then Rain

Detailed Forecast

Today
Mostly sunny, with a high near 45. West wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 34. West wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 50. West wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 36. Southwest wind 7 to 9 mph.
Saturday
Sunny, with a high near 52. Southwest wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A slight chance of rain and snow before 1pm, then a slight chance of rain between 1pm and 4pm. Snow level rising to 7200 feet in the afternoon. Partly sunny, with a high near 45. Chance of precipitation is 20%.
Sunday Night
A chance of rain and snow, mainly after 4am. Snow level 7400 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Monday
A chance of rain and snow before 7am, then rain. High near 44. Chance of precipitation is 80%.
Monday Night
Rain, possibly mixed with snow. Snow level 8200 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 34.
Tuesday
Snow. Mostly cloudy, with a high near 37.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 29.
Wednesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Mount Bachelor OR
 44.06°N 121.61°W (Elev. 6467 ft)
9:15 am PST Dec 11, 2025
10am 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

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