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

50°F

10°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 10 Dec 10:55 PM PST
Extended Forecast for

Mount Bachelor OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. West wind 18 to 20 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 42. West wind 5 to 15 mph.

    High: 42 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. West wind 6 to 9 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46. West wind 6 to 9 mph.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. West wind 8 to 11 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 10am.  Partly sunny, with a high near 40.

    High: 40 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A slight chance of snow before 4am, then a chance of rain and snow.  Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. West wind 18 to 20 mph, with gusts as high as 24 mph.
Thursday
Partly sunny, with a high near 42. West wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 31. West wind 6 to 9 mph.
Friday
Partly sunny, with a high near 46. West wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 33. West wind 8 to 11 mph.
Saturday
Sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
A 20 percent chance of snow after 10am. Partly sunny, with a high near 40.
Sunday Night
A slight chance of snow before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
Rain, possibly mixed with snow, becoming all rain after 1pm. Snow level 7700 feet rising to 8600 feet in the afternoon. Mostly cloudy, with a high near 40.
Monday Night
Rain and snow. Mostly cloudy, with a low around 32. Breezy.
Tuesday
Snow. Mostly cloudy, with a high near 34. Breezy.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 27. Breezy.
Wednesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Bachelor OR
 43.99°N 121.68°W (Elev. 7638 ft)
10:41 pm PST Dec 10, 2025
11pm PST Dec 10, 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