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

41°F

5°C

Humidity 80%
Wind Speed SSE 5 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 24 Dec 09:15 PM PST
Extended Forecast for

2 Miles ESE Pendleton OR

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 33. East wind around 5 mph becoming calm  in the evening.

    Low: 33 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Christmas Day

    Christmas Day: A 30 percent chance of rain, mainly before 4pm.  Partly sunny, with a high near 55. East wind 6 to 9 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 55 °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

    Rain Likely

  • Friday

    Friday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 50. Southwest wind 9 to 18 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: Rain likely before 10pm, then a chance of rain and snow.  Snow level 2400 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 30. West wind around 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A 20 percent chance of snow before 10am.  Partly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Saturday Night

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

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 33. East wind around 5 mph becoming calm in the evening.
Christmas Day
A 30 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 55. East wind 6 to 9 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
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 after 4pm. Mostly cloudy, with a high near 50. Southwest wind 9 to 18 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
Rain likely before 10pm, then a chance of rain and snow. Snow level 2400 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 30. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow before 10am. Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 22.
Monday
Patchy fog before 10am. 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:
2 Miles ESE Pendleton OR
 45.66°N 118.74°W (Elev. 1398 ft)
9:22 pm PST Dec 24, 2025
9pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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