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

55°F

13°C

Humidity 91%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 30 Sep 10:03 PM PDT
Extended Forecast for

2 Miles SW Cascade Locks OR

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after 2am. Mostly cloudy, with a steady temperature around 56. South southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am. High near 63. South wind 8 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 11pm. Low around 51. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 51 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 65. West southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 51. West southwest wind 5 to 9 mph becoming light in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 64.

    High: 64 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, with thunderstorms also possible after 2am. Mostly cloudy, with a steady temperature around 56. South southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers, with thunderstorms also possible after 11am. High near 63. South wind 8 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 11pm. Low around 51. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 65. West southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 51. West southwest wind 5 to 9 mph becoming light in the evening. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 65.
Friday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 52.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 71. Breezy.
Monday Night
Clear, with a low around 52.
Tuesday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Cascade Locks OR
 45.66°N 121.9°W (Elev. 102 ft)
Last Update:
9:41 pm PDT Sep 30, 2025
Forecast Valid:
10pm PDT Sep 30, 2025-6pm PDT Oct 7, 2025
 
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