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

47°F

8°C

Humidity 64%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 16 Apr 11:47 PM PDT
Extended Forecast for

3 Miles WNW Cascade Locks OR

  • Overnight

    Overnight: A 20 percent chance of showers. Areas of frost after 5am. Snow level 2400 feet. Otherwise, partly cloudy, with a low around 33. West wind around 6 mph.

    Low: 33 °F

    Slight Chance
    Showers

  • Friday

    Friday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 56 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. Northeast wind 5 to 9 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. East wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. East wind around 7 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 11am. Partly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of showers. Areas of frost after 5am. Snow level 2400 feet. Otherwise, partly cloudy, with a low around 33. West wind around 6 mph.
Friday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 39. Northeast wind 5 to 9 mph.
Saturday
Partly sunny, with a high near 64. East wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 47. East wind around 7 mph.
Sunday
Mostly cloudy, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
A chance of showers after 11am. Partly sunny, with a high near 70.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 60. Breezy.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 45. Breezy.
Wednesday
Rain likely. Mostly cloudy, with a high near 53. Breezy.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 41. Breezy.
Thursday
A chance of rain. Partly sunny, with a high near 53. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cascade Locks OR
 45.7°N 121.94°W (Elev. 1257 ft)
Last Update:
11:41 pm PDT Apr 16, 2026
Forecast Valid:
12am PDT Apr 17, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation