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

82°F

28°C

Humidity 33%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Heat Index81°F (27°C)
Last update 19 Aug 07:05 PM PDT
Extended Forecast for

2 Miles SW Cascade Locks OR

  • Tonight

    Tonight: Mostly clear, with a low around 62. South southwest wind 3 to 7 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. West southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Southwest wind 3 to 8 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy, with a high near 86. West wind 3 to 8 mph.

    High: 86 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74. Breezy.

    High: 74 °F

    Breezy.
    Slight Chance
    T-storms then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 60. Breezy.

    Low: 60 °F

    Increasing
    Clouds and
    Breezy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 77.

    High: 77 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. South southwest wind 3 to 7 mph.
Thursday
Sunny, with a high near 88. West southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 65. Southwest wind 3 to 8 mph.
Friday
Mostly cloudy, with a high near 86. West wind 3 to 8 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74. Breezy.
Saturday Night
Increasing clouds, with a low around 60. Breezy.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Cascade Locks OR
 45.66°N 121.9°W (Elev. 102 ft)
Last Update:
6:41 pm PDT Aug 19, 2026
Forecast Valid:
7pm PDT Aug 19, 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