Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

54°F

12°C

Humidity 71%
Wind Speed SSW 11 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 08 Dec 08:55 PM PST
Extended Forecast for

6 Miles NW Suttle Lake OR

  • Tonight

    Tonight: Rain.  Low around 37. Very windy, with a west wind 40 to 43 mph, with gusts as high as 60 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 37 °F

    Rain and Very
    Windy

  • Tuesday

    Tuesday: Rain.  High near 42. Windy, with a west wind 24 to 33 mph, with gusts as high as 48 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 42 °F

    Rain and
    Windy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. Windy, with a west wind 32 to 37 mph, with gusts as high as 49 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 40 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain.  High near 43. Windy, with a west wind 25 to 34 mph, with gusts as high as 48 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 37. Breezy, with a west wind around 26 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely
    and Breezy

  • Thursday

    Thursday: A 50 percent chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Friday Night

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

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain. Low around 37. Very windy, with a west wind 40 to 43 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Rain. High near 42. Windy, with a west wind 24 to 33 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Rain. Low around 40. Windy, with a west wind 32 to 37 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Rain. High near 43. Windy, with a west wind 25 to 34 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 37. Breezy, with a west wind around 26 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 39.
Thursday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A chance of rain after 4pm. Snow level 6700 feet. Mostly sunny, with a high near 42.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 32.
Sunday
Snow likely. Mostly cloudy, with a high near 34.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 33.
Monday
Rain and snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Suttle Lake OR
 44.49°N 121.85°W (Elev. 6575 ft)
9:37 pm PST Dec 8, 2025
9pm PST Dec 8, 2025-6pm PST Dec 15, 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