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

76°F

24°C

Humidity 25%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Heat Index77°F (25°C)
Last update 20 Apr 02:07 PM PDT
Extended Forecast for

3 Miles WSW Cascade Locks OR

  • This Afternoon

    This Afternoon: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a steady temperature around 74. East wind 7 to 9 mph becoming west. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 4am. Mostly cloudy, with a low around 52. West wind 3 to 7 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 59. West wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 47. West wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Rain before 11am, then showers after 11am. High near 53. Breezy, with a west wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a steady temperature around 74. East wind 7 to 9 mph becoming west. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, then showers likely after 4am. Mostly cloudy, with a low around 52. West wind 3 to 7 mph. Chance of precipitation is 60%.
Tuesday
Showers likely. Mostly cloudy, with a high near 59. West wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 47. West wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 11am, then showers after 11am. High near 53. Breezy, with a west wind 11 to 15 mph, with gusts as high as 29 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 46.
Thursday
A 20 percent chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cascade Locks OR
 45.65°N 121.93°W (Elev. 200 ft)
Last Update:
2:02 pm PDT Apr 20, 2026
Forecast Valid:
2pm PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation