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

69°F

21°C

Humidity 49%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 23 Sep 03:08 PM PDT
Extended Forecast for

Cascade Locks OR

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 71. West southwest wind around 10 mph.

    High: 71 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Southwest wind around 6 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 75. Northeast wind 5 to 7 mph becoming southwest in the afternoon.

    High: 75 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm. Low around 55. West southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Rain then
    Rain Likely

  • Friday

    Friday: Rain before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then rain after 2pm. High near 59. Windy, with a southwest wind 13 to 18 mph increasing to 19 to 24 mph in the morning. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers and
    Windy

  • Friday Night

    Friday Night: Rain likely before 11pm. Mostly cloudy, with a low around 47. Breezy. Chance of precipitation is 60%.

    Low: 47 °F

    Rain Likely
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 66.

    High: 66 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 71. West southwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 53. Southwest wind around 6 mph becoming calm in the evening.
Thursday
Increasing clouds, with a high near 75. Northeast wind 5 to 7 mph becoming southwest in the afternoon.
Thursday Night
Rain, mainly after 11pm. Low around 55. West southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then rain after 2pm. High near 59. Windy, with a southwest wind 13 to 18 mph increasing to 19 to 24 mph in the morning. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain likely before 11pm. Mostly cloudy, with a low around 47. Breezy. Chance of precipitation is 60%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.66°N 121.9°W (Elev. 102 ft)
Last Update:
2:41 pm PDT Sep 23, 2026
Forecast Valid:
3pm PDT Sep 23, 2026-6pm PDT Sep 29, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation