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

77°F

25°C

Humidity 43%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index78°F (26°C)
Last update 20 Aug 11:35 AM PDT
Extended Forecast for

Cascade Locks OR

  • Today

    Today: Sunny, with a high near 84. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 67. Southwest wind 3 to 7 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 81. West southwest wind 5 to 9 mph.

    High: 81 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 61. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 61 °F

    Slight Chance
    T-storms and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 72 °F

    Mostly Sunny
    and Breezy

  • 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 72. Breezy.

    High: 72 °F

    Decreasing
    Clouds and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 67. Southwest wind 3 to 7 mph.
Friday
Mostly cloudy, with a high near 81. West southwest wind 5 to 9 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 61. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 72. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 60. Breezy.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Breezy.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 78. Breezy.
Tuesday Night
Mostly clear, with a low around 61. Breezy.
Wednesday
Mostly sunny, with a high near 76. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.69°N 121.85°W (Elev. 200 ft)
Last Update:
11:41 am PDT Aug 20, 2026
Forecast Valid:
11am PDT Aug 20, 2026-6pm PDT Aug 26, 2026
 
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