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

78°F

26°C

Humidity 43%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Heat Index79°F (26°C)
Last update 26 Jul 04:07 PM PDT
Extended Forecast for

5 Miles S Cascade Locks OR

  • Tonight

    Tonight: Increasing clouds, with a low around 55. West wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Increasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming west around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 57. West wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. West wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 55. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 79. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 57. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. West wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
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:
3:41 pm PDT Jul 26, 2026
Forecast Valid:
4pm PDT Jul 26, 2026-6pm PDT Aug 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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