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

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

58°F

14°C

Humidity 86%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 10 Dec 02:15 AM PST
Extended Forecast for

5 Miles E Cascade Locks OR

  • Overnight

    Overnight: Showers.  Steady temperature around 57. Very windy, with a west wind around 30 mph, with gusts as high as 55 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers and
    Very Windy

  • Wednesday

    Wednesday: Showers.  Steady temperature around 57. Very windy, with a west wind 25 to 31 mph, with gusts as high as 55 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers and
    Very Windy

  • Wednesday Night

    Wednesday Night: Showers.  Steady temperature around 58. Windy, with a west wind 26 to 28 mph, with gusts as high as 48 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers and
    Windy

  • Thursday

    Thursday: Showers.  High near 58. Windy, with a west wind 14 to 24 mph, with gusts as high as 43 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers and
    Windy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 10pm.  Mostly cloudy, with a low around 53. West wind 7 to 9 mph.  Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers.  Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 4pm.  Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 10pm, then rain likely, mainly after 4am.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Rain Likely

Detailed Forecast

Overnight
Showers. Steady temperature around 57. Very windy, with a west wind around 30 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers. Steady temperature around 57. Very windy, with a west wind 25 to 31 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. Steady temperature around 58. Windy, with a west wind 26 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers. High near 58. Windy, with a west wind 14 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 53. West wind 7 to 9 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
A slight chance of showers after 4pm. Mostly sunny, with a high near 59.
Saturday Night
A slight chance of showers before 10pm, then rain likely, mainly after 4am. Mostly cloudy, with a low around 49.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 53.
Sunday Night
Rain likely. Mostly cloudy, with a low around 49.
Monday
Rain. Cloudy, with a high near 56.
Monday Night
Rain. Cloudy, with a low around 47. Windy.
Tuesday
Rain. Cloudy, with a high near 51. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Cascade Locks OR
 45.7°N 121.79°W (Elev. 157 ft)
2:20 am PST Dec 10, 2025
2am PST Dec 10, 2025-6pm PST Dec 16, 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