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

57°F

14°C

Humidity 71%
Wind Speed SSW 19 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 09 Dec 09:55 PM PST
Extended Forecast for

5 Miles ESE Camp Sherman OR

  • Tonight

    Tonight: A 50 percent chance of rain.  Mostly cloudy, with a low around 46. Breezy, with a west wind around 25 mph, with gusts as high as 36 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of rain before 10am.  Partly sunny, with a high near 50. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 36 mph.

    High: 50 °F

    Chance Rain
    and Breezy
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 41. Breezy, with a west wind 20 to 24 mph, with gusts as high as 33 mph.

    Low: 41 °F

    Slight Chance
    Rain and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of rain.  Partly sunny, with a high near 51. Southwest wind 10 to 16 mph, with gusts as high as 23 mph.

    High: 51 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Southwest wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 10pm.  Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 50 percent chance of rain. Mostly cloudy, with a low around 46. Breezy, with a west wind around 25 mph, with gusts as high as 36 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 50. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 36 mph.
Wednesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 41. Breezy, with a west wind 20 to 24 mph, with gusts as high as 33 mph.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 51. Southwest wind 10 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 35. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 36.
Sunday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 47.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36.
Monday
Rain. Partly sunny, with a high near 48.
Monday Night
Rain. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Camp Sherman OR
 44.45°N 121.53°W (Elev. 4281 ft)
10:45 pm PST Dec 9, 2025
11pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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