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

64°F

18°C

Humidity 65%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 20 Aug 02:45 AM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 61. Light south southwest wind.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. West southwest wind 3 to 7 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 63. Southwest wind 3 to 6 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy, with a high near 84. West southwest wind 3 to 6 mph.

    High: 84 °F

    Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 58. West wind 6 to 9 mph.

    Low: 58 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 11am. Mostly sunny, with a high near 70.

    High: 70 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 56.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 71.

    High: 71 °F

    Decreasing
    Clouds

  • Sunday Night

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

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 61. Light south southwest wind.
Thursday
Sunny, with a high near 88. West southwest wind 3 to 7 mph.
Thursday Night
Increasing clouds, with a low around 63. Southwest wind 3 to 6 mph.
Friday
Cloudy, with a high near 84. West southwest wind 3 to 6 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 58. West wind 6 to 9 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 11am. Mostly sunny, with a high near 70.
Saturday Night
Increasing clouds, with a low around 56.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.63°N 121.93°W (Elev. 2418 ft)
Last Update:
2:41 am PDT Aug 20, 2026
Forecast Valid:
3am PDT Aug 20, 2026-6pm PDT Aug 26, 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