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

Eastern Oregon Regional Airport at Pendleton (KPDT)

Lat: 45.69757°NLon: 118.83444°WElev: 1483.0ft.

Overcast

36°F

2°C

Humidity 100%
Wind Speed NNW 5 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 36°F (2°C)
Visibility 7.00 mi
Wind Chill32°F (0°C)
Last update 23 Dec 08:00 PM PST
Extended Forecast for

Pendleton OR

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am.  Cloudy, with a low around 33. Calm wind becoming north around 5 mph after midnight.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain between 1pm and 4pm.  Mostly cloudy, with a high near 57. Breezy, with a southeast wind 14 to 22 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph.

    High: 57 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 34. East wind 3 to 7 mph.

    Low: 34 °F

    Slight Chance
    Rain

  • Christmas Day

    Christmas Day: A 40 percent chance of rain.  Mostly cloudy, with a high near 51. South wind 5 to 8 mph.

    High: 51 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 33. South wind around 7 mph.

    Low: 33 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain, mainly after 4pm.  Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain before 10pm.  Snow level 2800 feet lowering to 2000 feet after midnight . Partly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 4am. Cloudy, with a low around 33. Calm wind becoming north around 5 mph after midnight.
Wednesday
A 30 percent chance of rain between 1pm and 4pm. Mostly cloudy, with a high near 57. Breezy, with a southeast wind 14 to 22 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph.
Wednesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 34. East wind 3 to 7 mph.
Christmas Day
A 40 percent chance of rain. Mostly cloudy, with a high near 51. South wind 5 to 8 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33. South wind around 7 mph.
Friday
A 40 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 49.
Friday Night
A 30 percent chance of rain before 10pm. Snow level 2800 feet lowering to 2000 feet after midnight . Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Pendleton OR
 45.68°N 118.78°W (Elev. 1207 ft)
4:37 pm PST Dec 23, 2025
8pm PST Dec 23, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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