National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

46°F

8°C

Humidity 88%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 20 Nov 04:44 PM PST
Extended Forecast for

5 Miles S Cascade Locks OR

  • Tonight

    Tonight: Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 53. Calm wind.

    High: 53 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm. Snow level 3000 feet. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: A chance of rain, mainly before 10pm. Snow level 2900 feet. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Calm wind.
Friday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 53. Calm wind.
Friday Night
Partly cloudy, with a low around 39. Calm wind.
Saturday
Mostly sunny, with a high near 55. Calm wind.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 40. Calm wind.
Sunday
Rain, mainly after 10am. High near 51. Chance of precipitation is 80%.
Sunday Night
Rain. Low around 38. Chance of precipitation is 80%.
Monday
Rain, mainly before 4pm. Snow level 3000 feet. Mostly cloudy, with a high near 46.
Monday Night
A chance of rain, mainly before 10pm. Snow level 2900 feet. Mostly cloudy, with a low around 34.
Tuesday
A chance of rain, mainly after 10am. Snow level 2700 feet rising to 3700 feet in the afternoon. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 39.
Wednesday
Rain likely. Mostly cloudy, with a high near 48.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 42.
Thanksgiving Day
Rain likely. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Cascade Locks OR
 45.6°N 121.88°W (Elev. 1142 ft)
Last Update:
5:11 pm PST Nov 20, 2025
Forecast Valid:
5pm PST Nov 20, 2025-6pm PST Nov 27, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation