Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

55°F

13°C

Humidity 91%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 11 Dec 09:35 AM PST
Extended Forecast for

5 Miles ENE Cascade Locks OR

  • Today

    Today: Showers.  High near 58. Breezy, with a west wind 10 to 17 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Showers and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 9pm.  Mostly cloudy, with a low around 52. West wind around 6 mph.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 60. West wind 5 to 7 mph.

    High: 60 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. West wind around 7 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. East wind 3 to 6 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain, mainly after 4am.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Rain

  • Monday

    Monday: Rain.  Cloudy, with a high near 57.

    High: 57 °F

    Rain

Detailed Forecast

Today
Showers. High near 58. Breezy, with a west wind 10 to 17 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 52. West wind around 6 mph.
Friday
Partly sunny, with a high near 60. West wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 46. West wind around 7 mph.
Saturday
Sunny, with a high near 61. East wind 3 to 6 mph.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Sunday Night
Rain, mainly after 4am. Mostly cloudy, with a low around 49.
Monday
Rain. Cloudy, with a high near 57.
Monday Night
Rain. Cloudy, with a low around 46. Breezy.
Tuesday
Rain. Cloudy, with a high near 53. Windy.
Tuesday Night
Rain. Cloudy, with a low around 42. Windy.
Wednesday
Rain. Cloudy, with a high near 48. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Cascade Locks OR
 45.72°N 121.79°W (Elev. 190 ft)
9:41 am PST Dec 11, 2025
9am PST Dec 11, 2025-6pm PST Dec 17, 2025
 
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Additional Resources

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