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

Eastern Oregon Regional Airport at Pendleton (KPDT)

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

Clear

39°F

4°C

Humidity 93%
Wind Speed SE 5 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 24 Dec 05:35 PM PST
Extended Forecast for

Pendleton OR

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Mostly cloudy, with a steady temperature around 45. West wind around 9 mph.

    High: 45 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 10 percent chance of rain before 7pm. Mostly cloudy, with a low around 33. East wind 3 to 5 mph.

    Low: 33 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Christmas Day

    Christmas Day: A 30 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 54. East wind 5 to 8 mph becoming south in the afternoon.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 34. Southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 50. Southwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 1am, then a chance of rain and snow. Snow level 2400 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 30. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 10am. Mostly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 40.

    High: 40 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Mostly cloudy, with a steady temperature around 45. West wind around 9 mph.
Tonight
A 10 percent chance of rain before 7pm. Mostly cloudy, with a low around 33. East wind 3 to 5 mph.
Christmas Day
A 30 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 54. East wind 5 to 8 mph becoming south in the afternoon.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 34. Southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 50. Southwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain before 1am, then a chance of rain and snow. Snow level 2400 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 30. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow before 10am. Mostly sunny, with a high near 42.
Saturday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 24.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 40.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 22.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 39.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 22.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Pendleton OR
 45.68°N 118.78°W (Elev. 1207 ft)
Last Update:
3:20 pm PST Dec 24, 2025
Forecast Valid:
5pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation