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 >

Hazardous Weather Conditions

Current conditions at

Eastern Oregon Regional Airport at Pendleton (KPDT)

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

Fog

34°F

1°C

Humidity 100%
Wind Speed SSE 3 MPH
Barometer 29.41 in (995.94 mb)
Dewpoint 34°F (1°C)
Visibility 0.25 mi
Last update 24 Dec 06:53 AM PST
Extended Forecast for

Pendleton Municipal OR

Dense Fog Advisory until December 24, 10:00am
High Wind Warning until December 24, 02:00pm
Click here for hazard details and duration
...
High Wind Warning
  •  
    Dense Fog Advisory until December 24, 10:00am
    High Wind Warning until December 24, 02:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 54 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 34. East wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Christmas Day

    Christmas Day: A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 50. Southeast wind 6 to 8 mph becoming southwest in the afternoon.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 34. South wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain likely, mainly before 10am. Partly sunny, with a high near 49. Southwest wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain Likely

  • Friday Night

    Friday Night: A 30 percent chance of rain before 10pm. Snow level 2200 feet. Partly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Saturday Night

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

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of rain before 10am, then a slight chance of rain after 1pm. Mostly cloudy, with a high near 54. East wind 13 to 18 mph becoming southwest in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 20%.
Tonight
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 34. East wind around 6 mph.
Christmas Day
A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 50. Southeast wind 6 to 8 mph becoming southwest in the afternoon.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 34. South wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely, mainly before 10am. Partly sunny, with a high near 49. Southwest wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 30 percent chance of rain before 10pm. Snow level 2200 feet. Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pendleton Municipal OR
 45.69°N 118.84°W (Elev. 1503 ft)
Last Update:
6:16 am PST Dec 24, 2025
Forecast Valid:
7am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation