Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

55°F

13°C

Humidity 66%
Wind Speed SSW 17 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 10 Dec 03:55 AM PST
Extended Forecast for

Mount Bachelor OR

  • Overnight

    Overnight: A 30 percent chance of rain.  Mostly cloudy, with a low around 38. Breezy, with a west wind around 22 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 10am.  Snow level 8100 feet. Mostly cloudy, with a high near 40. West wind 14 to 20 mph, with gusts as high as 26 mph.

    High: 40 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of snow after 1am, mixing with rain after 4am.  Snow level 7100 feet. Mostly cloudy, with a low around 33. West wind around 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A 20 percent chance of rain before 10am.  Partly sunny, with a high near 40. West wind 7 to 11 mph.

    High: 40 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 7 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Friday Night

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

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain. Mostly cloudy, with a low around 38. Breezy, with a west wind around 22 mph, with gusts as high as 28 mph.
Wednesday
A 30 percent chance of rain, mainly before 10am. Snow level 8100 feet. Mostly cloudy, with a high near 40. West wind 14 to 20 mph, with gusts as high as 26 mph.
Wednesday Night
A slight chance of snow after 1am, mixing with rain after 4am. Snow level 7100 feet. Mostly cloudy, with a low around 33. West wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 40. West wind 7 to 11 mph.
Thursday Night
Partly cloudy, with a low around 33. Southwest wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A chance of snow. Partly sunny, with a high near 38.
Sunday Night
Rain and snow likely. Snow level 7100 feet. Mostly cloudy, with a low around 34.
Monday
Rain and snow. Snow level 7500 feet rising to 8200 feet in the afternoon. Mostly cloudy, with a high near 38.
Monday Night
Rain and snow. Mostly cloudy, with a low around 32.
Tuesday
Snow. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Bachelor OR
 43.98°N 121.71°W (Elev. 7064 ft)
4:20 am PST Dec 10, 2025
5am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database