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

84°F

29°C

Humidity 35%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index83°F (28°C)
Last update 25 Aug 02:05 PM PDT
Extended Forecast for

Cascade Locks OR

  • This Afternoon

    This Afternoon: Patchy smoke between 3pm and 4pm. Sunny, with a high near 87. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 87 °F

    Patchy Smoke

  • Tonight

    Tonight: Mostly clear, with a low around 60. West southwest wind 5 to 8 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Breezy, with a west southwest wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. West wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Breezy, with a west wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 76 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

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

    Low: 58 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 78. Breezy.

    High: 78 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Breezy.

    Low: 57 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Breezy.

    High: 74 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

This Afternoon
Patchy smoke between 3pm and 4pm. Sunny, with a high near 87. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 60. West southwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 81. Breezy, with a west southwest wind 6 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 61. West wind 5 to 11 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 76. Breezy, with a west wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 58. Breezy.
Friday
Sunny, with a high near 78. Breezy.
Friday Night
Mostly clear, with a low around 57. Breezy.
Saturday
Mostly sunny, with a high near 74. Breezy.
Saturday Night
Mostly clear, with a low around 54. Breezy.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.7°N 121.91°W (Elev. 400 ft)
Last Update:
2:01 pm PDT Aug 25, 2026
Forecast Valid:
2pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation