Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Prineville Airport (KS39)

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

Overcast

34°F

1°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.54 in (1000.34 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 24 Dec 12:35 AM PST
Extended Forecast for

15 Miles S Ashwood OR

Wind Advisory December 24, 04:00am until December 24, 04:00pm
Click here for hazard details and duration
Wind Advisory
  • Overnight

    Overnight: A 30 percent chance of rain.  Mostly cloudy, with a low around 33. Breezy, with a south wind 15 to 24 mph, with gusts as high as 37 mph.

    Low: 33 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before 10am.  Snow level 6900 feet lowering to 5300 feet in the afternoon . Partly sunny, with a temperature falling to around 36 by 5pm. Windy, with a southwest wind 24 to 32 mph, with gusts as high as 55 mph.

    High: 42 °F

    Chance Rain
    and Windy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after 10pm.  Mostly cloudy, with a low around 33. Southeast wind 9 to 11 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Slight Chance
    Snow

  • Christmas Day

    Christmas Day: A slight chance of rain and snow before 1pm, then a slight chance of snow.  Snow level 5300 feet. Partly sunny, with a high near 41. South wind 18 to 21 mph, with gusts as high as 31 mph.  Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 4am.  Mostly cloudy, with a low around 30. South wind around 17 mph, with gusts as high as 24 mph.

    Low: 30 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before 10am.  Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain. Mostly cloudy, with a low around 33. Breezy, with a south wind 15 to 24 mph, with gusts as high as 37 mph.
Wednesday
A 40 percent chance of rain, mainly before 10am. Snow level 6900 feet lowering to 5300 feet in the afternoon . Partly sunny, with a temperature falling to around 36 by 5pm. Windy, with a southwest wind 24 to 32 mph, with gusts as high as 55 mph.
Wednesday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 33. Southeast wind 9 to 11 mph, with gusts as high as 24 mph.
Christmas Day
A slight chance of rain and snow before 1pm, then a slight chance of snow. Snow level 5300 feet. Partly sunny, with a high near 41. South wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 30. South wind around 17 mph, with gusts as high as 24 mph.
Friday
A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Ashwood OR
 44.52°N 120.72°W (Elev. 5279 ft)
10:45 pm PST Dec 23, 2025
12am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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