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

65°F

18°C

Humidity 35%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 25 May 12:14 AM PDT
Extended Forecast for

5 Miles S Cascade Locks OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Rain, mainly after 2pm. High near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Mostly Cloudy
    then Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 45. West southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers, mainly after 11am. Partly sunny, with a high near 60. Light west wind.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 47. Light west southwest wind.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am. Partly sunny, with a high near 73.

    High: 73 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 53. Calm wind.
Memorial Day
Rain, mainly after 2pm. High near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 45. West southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 50 percent chance of showers, mainly after 11am. Partly sunny, with a high near 60. Light west wind.
Tuesday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 47. Light west southwest wind.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A slight chance of rain after 11am. Partly sunny, with a high near 73.
Thursday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 50.
Friday
A chance of rain, mainly after 11am. Partly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Cascade Locks OR
 45.6°N 121.88°W (Elev. 1142 ft)
Last Update:
11:41 pm PDT May 24, 2026
Forecast Valid:
12am PDT May 25, 2026-6pm PDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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