National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

43°F

6°C

Humidity 60%
Wind Speed SSE 3 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 25 Dec 05:55 PM PST
Extended Forecast for

5 Miles S Prineville OR

  • Tonight

    Tonight: Rain likely, possibly mixed with snow, mainly between 10pm and 4am. Snow level 4500 feet lowering to 3900 feet. Mostly cloudy, with a low around 32. Southeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain before 10am, then a chance of rain and snow. Snow level rising to 3800 feet in the afternoon. Mostly cloudy, with a high near 44. West wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 25. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 37. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain likely, possibly mixed with snow, mainly between 10pm and 4am. Snow level 4500 feet lowering to 3900 feet. Mostly cloudy, with a low around 32. Southeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A chance of rain before 10am, then a chance of rain and snow. Snow level rising to 3800 feet in the afternoon. Mostly cloudy, with a high near 44. West wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 25. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 37. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 20. Calm wind.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 30.
New Year's Day
A slight chance of rain and snow. Snow level 4600 feet. Mostly cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Prineville OR
 44.23°N 120.86°W (Elev. 3520 ft)
Last Update:
3:30 pm PST Dec 25, 2025
Forecast Valid:
6pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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Chance of Precipitation