National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

62°F

17°C

Humidity 76%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 19 Aug 04:05 AM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Today

    Today: Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 61. West wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 82. Light and variable wind.

    High: 82 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light and variable wind.
Thursday
Sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 61. West wind around 5 mph becoming calm in the evening.
Friday
Mostly cloudy, with a high near 82. Light and variable wind.
Friday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 58.
Saturday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 55.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
Last Update:
3:41 am PDT Aug 19, 2026
Forecast Valid:
4am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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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