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

6 Miles SE Cascade Locks OR

  • Today

    Today: Showers.  High near 46. Breezy, with a west wind 9 to 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Showers and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 10pm.  Mostly cloudy, with a low around 44. West southwest wind 6 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47. West wind around 6 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. West southwest wind around 8 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50. South wind around 6 mph becoming calm  in the afternoon.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain, mainly after 4am.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Monday

    Monday: Rain.  Cloudy, with a high near 45.

    High: 45 °F

    Rain

Detailed Forecast

Today
Showers. High near 46. Breezy, with a west wind 9 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 44. West southwest wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 47. West wind around 6 mph.
Friday Night
Partly cloudy, with a low around 39. West southwest wind around 8 mph.
Saturday
Sunny, with a high near 50. South wind around 6 mph becoming calm in the afternoon.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Sunday Night
Rain, mainly after 4am. Mostly cloudy, with a low around 42.
Monday
Rain. Cloudy, with a high near 45.
Monday Night
Rain. Snow level 7100 feet lowering to 5600 feet after midnight . Cloudy, with a low around 38. Breezy.
Tuesday
Rain, possibly mixed with snow. Snow level 4900 feet. Cloudy, with a high near 40. Breezy.
Tuesday Night
Snow, possibly mixed with rain. Snow level 4300 feet lowering to 3800 feet after midnight . Cloudy, with a low around 34. Breezy.
Wednesday
Snow, possibly mixed with rain. Cloudy, with a high near 35. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Cascade Locks OR
 45.61°N 121.79°W (Elev. 3763 ft)
9:45 am PST Dec 11, 2025
9am PST Dec 11, 2025-6pm PST Dec 17, 2025
 
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Additional Resources

Radar & Satellite Image

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