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

76°F

24°C

Humidity 59%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 61°F (16°C)
Visibility NA
Heat Index78°F (26°C)
Last update 22 Jul 10:26 PM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 80. West wind 3 to 7 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. West wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. West southwest wind 5 to 8 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 80. West wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 59. West wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. West southwest wind 5 to 8 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
Last Update:
10:41 pm PDT Jul 22, 2026
Forecast Valid:
11pm PDT Jul 22, 2026-6pm PDT Jul 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation