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 45%
Wind Speed SW 7 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 20 Apr 03:07 PM PDT
Extended Forecast for

5 Miles E Cascade Locks OR

  • This Afternoon

    This Afternoon: A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 75. East wind around 11 mph becoming west. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. West wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 4pm. Mostly cloudy, with a high near 59. Breezy, with a west wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 47. Breezy, with a west wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Rain before 11am, then showers after 11am. High near 52. Windy, with a west wind 22 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Breezy.

    Low: 46 °F

    Mostly Clear
    and Breezy
    then Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 75. East wind around 11 mph becoming west. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. West wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, mainly before 4pm. Mostly cloudy, with a high near 59. Breezy, with a west wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 47. Breezy, with a west wind 15 to 18 mph, with gusts as high as 33 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 52. Windy, with a west wind 22 to 24 mph, with gusts as high as 39 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 before 11pm. Mostly cloudy, with a low around 47. Breezy.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 46. Breezy.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 68. Breezy.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Cascade Locks OR
 45.7°N 121.79°W (Elev. 157 ft)
Last Update:
2:41 pm PDT Apr 20, 2026
Forecast Valid:
3pm PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation