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

75°F

24°C

Humidity 45%
Wind Speed SW 8 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 22 Aug 05:25 PM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 2am and 4am. Increasing clouds, with a low around 55. West southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 70. West wind around 7 mph.

    High: 70 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West southwest wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. East northeast wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly between 2am and 4am. Increasing clouds, with a low around 55. West southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday
A 20 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 70. West wind around 7 mph.
Sunday Night
Mostly clear, with a low around 54. West southwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 83. East northeast wind 6 to 8 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.64°N 121.9°W (Elev. 1647 ft)
Last Update:
5:41 pm PDT Aug 22, 2026
Forecast Valid:
5pm PDT Aug 22, 2026-6pm PDT Aug 29, 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