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

74°F

23°C

Humidity 59%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 59°F (15°C)
Visibility NA
Last update 20 Sep 05:37 PM PDT
Extended Forecast for

6 Miles ENE Cascade Locks OR

  • Tonight

    Tonight: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 80. Breezy, with a west southwest wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 80 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Increasing clouds, with a low around 54. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 72. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 72 °F

    Gradual
    Clearing and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.

    Low: 49 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am. Mostly cloudy, with a high near 72.

    High: 72 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Light and variable wind.
Monday
Mostly sunny, with a high near 80. Breezy, with a west southwest wind 6 to 16 mph, with gusts as high as 24 mph.
Monday Night
Increasing clouds, with a low around 54. West wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 72. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 49. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
A slight chance of rain after 11am. Mostly cloudy, with a high near 72.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 49.
Friday
A chance of rain. Mostly cloudy, with a high near 62. Breezy.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 45. Breezy.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Cascade Locks OR
 45.72°N 121.76°W (Elev. 810 ft)
Last Update:
5:41 pm PDT Sep 20, 2026
Forecast Valid:
6pm PDT Sep 20, 2026-6pm PDT Sep 27, 2026
 
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Additional Resources

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Chance of Precipitation