Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

55°F

13°C

Humidity 76%
Wind Speed SSW 13 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 09 Dec 08:55 PM PST
Extended Forecast for

3 Miles N Mount Bachelor OR

  • Tonight

    Tonight: Rain, mainly before 1am.  Low around 38. West wind around 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a steady temperature around 41. West wind 11 to 15 mph, with gusts as high as 28 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Snow level 7200 feet. Mostly cloudy, with a low around 33. West wind around 11 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain.  Partly sunny, with a high near 44. West wind around 8 mph.

    High: 44 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Southwest wind 3 to 6 mph.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain and snow, mainly after 4am.  Snow level 6700 feet. Partly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Rain, mainly before 1am. Low around 38. West wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a steady temperature around 41. West wind 11 to 15 mph, with gusts as high as 28 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain. Snow level 7200 feet. Mostly cloudy, with a low around 33. West wind around 11 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 44. West wind around 8 mph.
Thursday Night
Partly cloudy, with a low around 32. Southwest wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
A chance of rain and snow, mainly after 4am. Snow level 6700 feet. Partly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunday
A chance of rain and snow before 7am, then a chance of snow between 7am and 10am, then a chance of rain and snow after 10am. Snow level rising to 6700 feet in the afternoon. Partly sunny, with a high near 41.
Sunday Night
A chance of rain and snow. Snow level 6800 feet. Mostly cloudy, with a low around 31.
Monday
Rain and snow likely. Snow level 6900 feet rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 41.
Monday Night
Rain and snow. Snow level 7300 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 31.
Tuesday
Snow likely. Mostly cloudy, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Mount Bachelor OR
 44.03°N 121.69°W (Elev. 6247 ft)
9:15 pm PST Dec 9, 2025
9pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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