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

56°F

13°C

Humidity 55%
Wind Speed E 3 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 20 Apr 03:17 AM PDT
Extended Forecast for

Cascade Locks OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. Northeast wind around 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 78. Northeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 52. Southwest wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 60. West southwest wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 60 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 48. Breezy, with a west wind 11 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Rain. High near 54. Windy. Chance of precipitation is 90%.

    High: 54 °F

    Rain and
    Windy

  • Wednesday Night

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

    Low: 46 °F

    Chance Rain
    and Breezy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain. Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. Northeast wind around 6 mph.
Monday
A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 78. Northeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Rain likely, mainly before 8pm. Mostly cloudy, with a low around 52. Southwest wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday
Rain likely. Mostly cloudy, with a high near 60. West southwest wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 48. Breezy, with a west wind 11 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 54. Windy. Chance of precipitation is 90%.
Wednesday Night
A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46. Breezy.
Thursday
A slight chance of rain. Mostly sunny, with a high near 65.
Thursday Night
Clear, with a low around 45.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 49.
Sunday
A slight chance of rain. Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.68°N 121.91°W (Elev. 197 ft)
Last Update:
2:41 am PDT Apr 20, 2026
Forecast Valid:
3am PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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