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

70°F

21°C

Humidity 47%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 24 Sep 02:28 PM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. Calm wind.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 52. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. High near 55. South southwest wind 6 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 44. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 65.

    High: 65 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. Calm wind.
Tonight
Rain, mainly before 3am. Low around 52. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, with thunderstorms also possible after 11am. High near 55. South southwest wind 6 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 44. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 62. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A chance of rain. Partly sunny, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
Last Update:
2:41 pm PDT Sep 24, 2026
Forecast Valid:
2pm PDT Sep 24, 2026-6pm PDT Sep 30, 2026
 
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Additional Resources

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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