Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Overcast

59°F

15°C

Humidity 82%
Wind Speed SSW 18 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 10 Dec 04:20 AM PST
Extended Forecast for

Portland ORSimilar City Names

Wind Advisory until December 10, 10:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 10, 10:00pm

    NOW until 10:00pm Wed

    Wind Advisory

  • Overnight

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 5pm.  Cloudy, with a high near 60. South southwest wind around 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers.  Low around 54. South southwest wind 10 to 13 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 4pm.  Cloudy, with a high near 58. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly before 10pm.  Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 10am.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 4pm.  Partly sunny, with a high near 56.

    High: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Showers likely. Cloudy, with a steady temperature around 56. South southwest wind around 13 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly before 5pm. Cloudy, with a high near 60. South southwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Wednesday Night
Showers. Low around 54. South southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly before 4pm. Cloudy, with a high near 58. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 40 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 51. Calm wind.
Friday
A 20 percent chance of showers after 10am. Mostly cloudy, with a high near 57.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
A slight chance of showers after 4pm. Partly sunny, with a high near 56.
Saturday Night
A slight chance of showers before 10pm, then rain likely, mainly after 4am. Mostly cloudy, with a low around 47.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 55.
Sunday Night
Rain likely. Mostly cloudy, with a low around 49.
Monday
Rain. Cloudy, with a high near 57.
Monday Night
Rain. Cloudy, with a low around 48.
Tuesday
Rain. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland ORSimilar City Names
 45.53°N 122.67°W (Elev. 200 ft)
4:41 am PST Dec 10, 2025
4am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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