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

66°F

19°C

Humidity 43%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 20 Apr 11:07 AM PDT
Extended Forecast for

3 Miles WNW Cascade Locks OR

  • Today

    Today: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 72. East northeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 4am. Mostly cloudy, with a low around 48. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 4pm. Mostly cloudy, with a high near 56. West southwest wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Rain likely. Cloudy, with a low around 43. West wind 11 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain before 11am, then showers after 11am. High near 49. Breezy, with a west southwest wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Chance
    Showers and
    Breezy then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 10am, then a slight chance of rain after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 59. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 72. East northeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, then showers likely after 4am. Mostly cloudy, with a low around 48. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly before 4pm. Mostly cloudy, with a high near 56. West southwest wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely. Cloudy, with a low around 43. West wind 11 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 11am, then showers after 11am. High near 49. Breezy, with a west southwest wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 42. Breezy.
Thursday
A slight chance of showers before 10am, then a slight chance of rain after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 59. Chance of precipitation is 20%.
Thursday Night
Clear, with a low around 41.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 44.
Sunday
A slight chance of rain. Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cascade Locks OR
 45.7°N 121.94°W (Elev. 1257 ft)
Last Update:
10:41 am PDT Apr 20, 2026
Forecast Valid:
11am PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation