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

50°F

10°C

Humidity 67%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill49°F (9°C)
Last update 15 Apr 03:07 AM PDT
Extended Forecast for

Cascade Locks OR

  • Overnight

    Overnight: Rain. Low around 40. Breezy, with a west southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. Snow level 1500 feet rising to 2200 feet in the afternoon. Steady temperature around 42. Breezy, with a west southwest wind 11 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 42 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 9pm, then a chance of showers. Snow level 1500 feet. Low around 37. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Snow level 1600 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 50. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 39. Breezy, with a west wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am. Partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Overnight
Rain. Low around 40. Breezy, with a west southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. Snow level 1500 feet rising to 2200 feet in the afternoon. Steady temperature around 42. Breezy, with a west southwest wind 11 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 9pm, then a chance of showers. Snow level 1500 feet. Low around 37. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers. Snow level 1600 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 50. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 26 mph.
Thursday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 39. Breezy, with a west wind 6 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
A slight chance of rain after 11am. Partly sunny, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 48.
Sunday
Rain likely, mainly after 11am. Partly sunny, with a high near 65.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 49.
Monday
A chance of rain. Partly sunny, with a high near 69.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 67. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.68°N 121.88°W (Elev. 194 ft)
Last Update:
2:41 am PDT Apr 15, 2026
Forecast Valid:
3am PDT Apr 15, 2026-6pm PDT Apr 21, 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