Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

41°F

5°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 29.61 in (1002.71 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 25 Dec 02:55 PM PST
Extended Forecast for

Suttle Lake OR

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Christmas Day

    Christmas Day: A chance of rain and snow, mainly after 4pm.  Snow level 4600 feet. Partly sunny, with a high near 42. Southwest wind around 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 7pm, then snow.  Snow level 3600 feet. Low around 28. Southwest wind around 5 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Rain/Snow
    Likely then
    Snow

  • Friday

    Friday: Snow, mainly after 1pm.  High near 38. West wind 10 to 15 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Snow Likely
    then Snow

  • Friday Night

    Friday Night: Snow.  Low around 23. Breezy, with a west wind around 22 mph, with gusts as high as 55 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow likely, mainly before 10am.  Partly sunny, with a high near 33. West wind 9 to 15 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 10pm.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Christmas Day
A chance of rain and snow, mainly after 4pm. Snow level 4600 feet. Partly sunny, with a high near 42. Southwest wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
A chance of rain and snow before 7pm, then snow. Snow level 3600 feet. Low around 28. Southwest wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday
Snow, mainly after 1pm. High near 38. West wind 10 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around 23. Breezy, with a west wind around 22 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow likely, mainly before 10am. Partly sunny, with a high near 33. West wind 9 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A slight chance of rain. Partly sunny, with a high near 50.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
New Year's Day
Rain and snow likely. Snow level 4500 feet. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Suttle Lake OR
 44.41°N 121.76°W (Elev. 3599 ft)
3:30 pm PST Dec 25, 2025
3pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database