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

66°F

19°C

Humidity 69%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 26 Aug 12:45 AM PDT
Extended Forecast for

6 Miles S Cascade Locks OR

  • Overnight

    Overnight: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. West wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 11am. Partly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

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

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 55. Calm wind.
Wednesday
Mostly sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 55. West wind around 5 mph becoming calm after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 51. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 50.
Saturday
A slight chance of showers before 11am. Partly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 51.
Monday
Mostly sunny, with a high near 67.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Cascade Locks OR
 45.6°N 121.85°W (Elev. 1745 ft)
Last Update:
12:41 am PDT Aug 26, 2026
Forecast Valid:
1am PDT Aug 26, 2026-6pm PDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

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