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 43%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 23 Jun 11:19 PM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • Tonight

    Tonight: Mostly clear, with a low around 61. Light south southwest wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 74. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Showers likely after 11pm. Cloudy, with a low around 52. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 2pm. High near 58. Chance of precipitation is 100%.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 48. Breezy. Chance of precipitation is 100%.

    Low: 48 °F

    Showers and
    Breezy

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 56.

    High: 56 °F

    Showers

  • Saturday Night

    Saturday Night: Rain, mainly before 11pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Light south southwest wind.
Wednesday
Mostly sunny, with a high near 87. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Increasing clouds, with a low around 56. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday
Mostly cloudy, with a high near 74. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Showers likely after 11pm. Cloudy, with a low around 52. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 2pm. High near 58. Chance of precipitation is 100%.
Friday Night
Showers and possibly a thunderstorm. Low around 48. Breezy. Chance of precipitation is 100%.
Saturday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 56.
Saturday Night
Rain, mainly before 11pm. Mostly cloudy, with a low around 48.
Sunday
Rain. Mostly cloudy, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 49.
Monday
A chance of rain. Mostly cloudy, with a high near 61.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Tuesday
A slight chance of rain. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.63°N 121.93°W (Elev. 2418 ft)
Last Update:
11:40 pm PDT Jun 23, 2026
Forecast Valid:
11pm PDT Jun 23, 2026-6pm PDT Jun 30, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation