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

Prineville Airport (KS39)

Lat: 44.287°NLon: 120.9038°WElev: 3250.0ft.

Clear

39°F

4°C

Humidity 69%
Wind Speed S 8 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 25 Dec 08:15 PM PST
Extended Forecast for

11 Miles NNW Prineville OR

  • Tonight

    Tonight: Snow likely, mainly between 10pm and 4am.  Mostly cloudy, with a steady temperature around 34. South wind around 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.

    Low: 34 °F

    Snow Likely

  • Friday

    Friday: A chance of snow before 7am, then a chance of snow after 10am.  Partly sunny, with a steady temperature around 34. West wind 14 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 25. West wind around 18 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 31. West wind 9 to 14 mph, with gusts as high as 18 mph.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. West wind around 6 mph becoming south after midnight.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly between 10pm and 4am. Mostly cloudy, with a steady temperature around 34. South wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.
Friday
A chance of snow before 7am, then a chance of snow after 10am. Partly sunny, with a steady temperature around 34. West wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Friday Night
A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 25. West wind around 18 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, with a high near 31. West wind 9 to 14 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 22. West wind around 6 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 31.
New Year's Day
A slight chance of snow. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Prineville OR
 44.44°N 120.94°W (Elev. 4560 ft)
3:30 pm PST Dec 25, 2025
8pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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Hourly Weather Forecast

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