Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Eastern Oregon Regional Airport at Pendleton (KPDT)

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

Overcast

61°F

16°C

Humidity 55%
Wind Speed SSW 14 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 08 Dec 09:35 PM PST
Extended Forecast for

Pendleton OR

Wind Advisory until December 9, 07:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 9, 07:00am

    NOW until 7:00am Tue

    Wind Advisory

  • Tonight

    Low: 48 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: Rain.  Temperature falling to around 46 by 5pm. Southwest wind 7 to 11 mph becoming east in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Temperature rising to around 56 by 2am. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Cloudy, with a high near 63. Southwest wind 14 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Cloudy, with a low around 51. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.

    Low: 51 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 10am.  Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Tonight
Rain, mainly after 1am. Low around 48. Southwest wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. Temperature falling to around 46 by 5pm. Southwest wind 7 to 11 mph becoming east in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Temperature rising to around 56 by 2am. Southwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before 10am. Cloudy, with a high near 63. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 40 percent chance of rain. Cloudy, with a low around 51. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.
Thursday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Partly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 59.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 42.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 56.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Monday
Rain likely. Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Pendleton OR
 45.68°N 118.78°W (Elev. 1207 ft)
9:37 pm PST Dec 8, 2025
9pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database