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

57°F

14°C

Humidity 71%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 21 Apr 02:17 AM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • Overnight

    Overnight: Rain likely, mainly before 4am. Mostly cloudy, with a low around 48. Light southwest wind. Chance of precipitation is 60%.

    Low: 48 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain, mainly before 4pm. High near 56. West southwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Snow level 5600 feet lowering to 4400 feet after midnight . Low around 42. West southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain. Snow level 4200 feet. High near 50. Breezy, with a west southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly before 11pm. Snow level 4500 feet lowering to 3700 feet. Mostly cloudy, with a low around 41. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 26 mph.

    Low: 41 °F

    Chance Rain
    and Breezy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Snow level 3700 feet rising to 4700 feet in the afternoon. Mostly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

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

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain likely, mainly before 4am. Mostly cloudy, with a low around 48. Light southwest wind. Chance of precipitation is 60%.
Tuesday
Rain, mainly before 4pm. High near 56. West southwest wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Snow level 5600 feet lowering to 4400 feet after midnight . Low around 42. West southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Snow level 4200 feet. High near 50. Breezy, with a west southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of rain, mainly before 11pm. Snow level 4500 feet lowering to 3700 feet. Mostly cloudy, with a low around 41. Breezy, with a west southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Thursday
A 20 percent chance of rain before 11am. Snow level 3700 feet rising to 4700 feet in the afternoon. Mostly sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 41.
Sunday
A slight chance of rain. Mostly sunny, with a high near 65.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Monday
A chance of rain. Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.63°N 121.93°W (Elev. 2418 ft)
Last Update:
2:00 am PDT Apr 21, 2026
Forecast Valid:
2am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation