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

90°F

32°C

Humidity 29%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Heat Index88°F (31°C)
Last update 21 Jul 01:56 PM PDT
Extended Forecast for

3 Miles E Cascade Locks OR

  • This Afternoon

    This Afternoon: Patchy smoke. Mostly sunny, with a high near 88. North northeast wind around 6 mph.

    High: 88 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Partly cloudy, with a low around 73. Southwest wind around 6 mph.

    Low: 73 °F

    Patchy Smoke

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 5pm. Patchy smoke. Increasing clouds, with a high near 90. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 90 °F

    Patchy Smoke
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Patchy smoke before 10pm. Mostly cloudy, with a low around 64. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Breezy.
    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 75. Breezy, with a west wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Breezy.

    Low: 63 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Breezy.

    Low: 58 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Breezy.

    High: 66 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Patchy smoke. Mostly sunny, with a high near 88. North northeast wind around 6 mph.
Tonight
Patchy smoke. Partly cloudy, with a low around 73. Southwest wind around 6 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 5pm. Patchy smoke. Increasing clouds, with a high near 90. Calm wind becoming west 5 to 9 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Patchy smoke before 10pm. Mostly cloudy, with a low around 64. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 75. Breezy, with a west wind 13 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 63. Breezy.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 58. Breezy.
Saturday
Mostly sunny, with a high near 66. Breezy.
Saturday Night
Partly cloudy, with a low around 58. Breezy.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 58. Breezy.
Monday
Mostly sunny, with a high near 69. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Cascade Locks OR
 45.67°N 121.81°W (Elev. 1942 ft)
Last Update:
1:41 pm PDT Jul 21, 2026
Forecast Valid:
2pm PDT Jul 21, 2026-6pm PDT Jul 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation