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 80%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 30 Sep 03:03 AM PDT
Extended Forecast for

5 Miles ENE Cascade Locks OR

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 55. Light west wind.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers, mainly after 4pm. High near 69. East wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

    High: 69 °F

    Mostly Sunny
    then Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 54. East wind 7 to 9 mph becoming west in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am. High near 64. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 52. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.

    High: 63 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of rain after 11pm. Partly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 55. Light west wind.
Tuesday
Showers, mainly after 4pm. High near 69. East wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Tuesday Night
Showers. Low around 54. East wind 7 to 9 mph becoming west in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 11am. High near 64. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 52. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Thursday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
Friday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 51.
Saturday
A slight chance of rain before 11am. Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Sunny, with a high near 70. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Cascade Locks OR
 45.72°N 121.79°W (Elev. 190 ft)
Last Update:
2:41 am PDT Sep 30, 2025
Forecast Valid:
3am PDT Sep 30, 2025-6pm PDT Oct 6, 2025
 
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