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

63°F

17°C

Humidity 55%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 30 Aug 10:15 AM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • Today

    Today: Mostly sunny, with a high near 73. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Southwest wind around 6 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. East northeast wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 61. West southwest wind 6 to 8 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 71. Breezy, with a west wind 8 to 17 mph, with gusts as high as 28 mph.

    High: 71 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 60%.

    Low: 59 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Rain. High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Cloudy, with a low around 57.

    Low: 57 °F

    Rain

  • Thursday

    Thursday: Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 64.

    High: 64 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 73. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 57. Southwest wind around 6 mph becoming calm.
Monday
Sunny, with a high near 83. East northeast wind 7 to 11 mph, with gusts as high as 22 mph.
Monday Night
Increasing clouds, with a low around 61. West southwest wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 71. Breezy, with a west wind 8 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 60%.
Wednesday
Rain. High near 64. Chance of precipitation is 80%.
Wednesday Night
Rain. Cloudy, with a low around 57.
Thursday
Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 64.
Thursday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 56.
Friday
A chance of rain. Mostly cloudy, with a high near 68.
Friday Night
A chance of rain. Mostly cloudy, with a low around 56.
Saturday
A chance of rain. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.65°N 121.93°W (Elev. 200 ft)
Last Update:
9:41 am PDT Aug 30, 2026
Forecast Valid:
10am PDT Aug 30, 2026-6pm PDT Sep 5, 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