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 66%
Wind Speed NA 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 09 Dec 01:55 AM PST
Extended Forecast for

11 Miles S Suttle Lake OR

  • Overnight

    Overnight: Rain.  Low around 38. Breezy, with a west wind around 29 mph, with gusts as high as 60 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain. The rain could be heavy at times.  High near 43. Breezy, with a west wind 17 to 25 mph, with gusts as high as 50 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 43 °F

    Heavy Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. Breezy, with a west wind around 23 mph, with gusts as high as 46 mph.  Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Low: 40 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain likely, mainly before 7am.  Mostly cloudy, with a high near 44. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 43 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 37. Southwest wind 14 to 16 mph, with gusts as high as 32 mph.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain.  Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

  • Thursday Night

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

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Friday Night

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

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 38. Breezy, with a west wind around 29 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. The rain could be heavy at times. High near 43. Breezy, with a west wind 17 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Rain. Low around 40. Breezy, with a west wind around 23 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain likely, mainly before 7am. Mostly cloudy, with a high near 44. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37. Southwest wind 14 to 16 mph, with gusts as high as 32 mph.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A slight chance of rain after 4pm. Mostly sunny, with a high near 49.
Saturday Night
A chance of rain and snow. Snow level 6300 feet. Mostly cloudy, with a low around 32.
Sunday
A chance of rain and snow. Snow level 5900 feet. Mostly cloudy, with a high near 40.
Sunday Night
A chance of rain and snow. Snow level 6100 feet. Mostly cloudy, with a low around 34.
Monday
Rain, possibly mixed with snow. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Suttle Lake OR
 44.26°N 121.78°W (Elev. 5495 ft)
2:30 am PST Dec 9, 2025
2am PST Dec 9, 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