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

68°F

20°C

Humidity 66%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 15 Aug 08:56 PM PDT
Extended Forecast for

5 Miles S Cascade Locks OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 78. Calm wind becoming west around 6 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Cloudy, then becoming partly cloudy toward daybreak, with a low around 57. West wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. West wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 78. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Cloudy, then becoming partly cloudy toward daybreak, with a low around 57. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. West wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 59.
Friday
A slight chance of rain. Partly sunny, with a high near 78.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 57.
Saturday
A slight chance of rain. Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
Last Update:
10:41 pm PDT Aug 15, 2026
Forecast Valid:
10pm PDT Aug 15, 2026-6pm PDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation