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

74°F

23°C

Humidity 46%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 22 Aug 04:35 PM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 11pm and 2am. Increasing clouds, with a low around 55. West southwest wind 5 to 8 mph, with gusts as high as 21 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 73. West wind 3 to 6 mph.

    High: 73 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly between 11pm and 2am. Increasing clouds, with a low around 55. West southwest wind 5 to 8 mph, with gusts as high as 21 mph.
Sunday
A 20 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 73. West wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 55. Light and variable wind.
Monday
Sunny, with a high near 84. Calm wind becoming east northeast around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 61. Light and variable wind.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 73.
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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:
4:41 pm PDT Aug 22, 2026
Forecast Valid:
4pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation