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

39°F

4°C

Humidity 69%
Wind Speed ENE 5 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 25 Dec 07:35 PM PST
Extended Forecast for

19 Miles SE Prineville OR

  • Tonight

    Tonight: Snow likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 31. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow Likely

  • Friday

    Friday: A chance of snow before 7am, then a chance of snow after 10am. Mostly cloudy, with a high near 38. Southwest wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24. West wind around 15 mph, with gusts as high as 32 mph.

    Low: 24 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 31. Northwest wind around 10 mph, with gusts as high as 22 mph.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. Light southwest wind.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 38.

    High: 38 °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 low around 31. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Friday
A chance of snow before 7am, then a chance of snow after 10am. Mostly cloudy, with a high near 38. Southwest wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. West wind around 15 mph, with gusts as high as 32 mph.
Saturday
Partly sunny, with a high near 31. Northwest wind around 10 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 21. Light southwest wind.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 30.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SE Prineville OR
 44.1°N 120.58°W (Elev. 4793 ft)
Last Update:
3:30 pm PST Dec 25, 2025
Forecast Valid:
7pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation