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

67°F

19°C

Humidity 57%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 23 Aug 12:35 AM PDT
Extended Forecast for

5 Miles WNW Cascade Locks OR

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 5am. Mostly cloudy, with a steady temperature around 59. Breezy, with a west southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 59 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A 20 percent chance of showers before 8am. Mostly cloudy through mid morning, then gradual clearing, with a high near 68. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 68 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Patchy smoke after 5am. Mostly clear, with a low around 54. West wind 5 to 8 mph becoming light and variable.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Smoke

  • Monday

    Monday: Patchy smoke. Sunny, with a high near 82. Breezy, with an east wind 10 to 15 mph, with gusts as high as 29 mph.

    High: 82 °F

    Patchy Smoke
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. East northeast wind 5 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 5am. Mostly cloudy, with a steady temperature around 59. Breezy, with a west southwest wind around 15 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of showers before 8am. Mostly cloudy through mid morning, then gradual clearing, with a high near 68. West wind 9 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Patchy smoke after 5am. Mostly clear, with a low around 54. West wind 5 to 8 mph becoming light and variable.
Monday
Patchy smoke. Sunny, with a high near 82. Breezy, with an east wind 10 to 15 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 61. East northeast wind 5 to 8 mph.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Cascade Locks OR
 45.71°N 121.98°W (Elev. 2543 ft)
Last Update:
2:41 am PDT Aug 23, 2026
Forecast Valid:
3am PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation