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

78°F

26°C

Humidity 34%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index78°F (26°C)
Last update 22 May 04:03 PM PDT
Extended Forecast for

3 Miles S Cascade Locks OR

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Southwest wind 7 to 9 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 60. West southwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. West southwest wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. West wind 7 to 9 mph.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. Southwest wind 6 to 9 mph.

    Low: 47 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Rain likely after 11am. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 70%.

    High: 50 °F

    Rain Likely
    and Breezy

  • Monday Night

    Monday Night: Rain. Snow level 5900 feet lowering to 4600 feet after midnight . Low around 42. Breezy. Chance of precipitation is 100%.

    Low: 42 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain. Snow level 4500 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 52.

    High: 52 °F

    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Southwest wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 60. West southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 44. West southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 63. West wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 47. Southwest wind 6 to 9 mph.
Memorial Day
Rain likely after 11am. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 70%.
Monday Night
Rain. Snow level 5900 feet lowering to 4600 feet after midnight . Low around 42. Breezy. Chance of precipitation is 100%.
Tuesday
Rain. Snow level 4500 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 52.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Snow level 5300 feet rising to 6600 feet. Partly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
A slight chance of rain. Mostly sunny, with a high near 60.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Cascade Locks OR
 45.64°N 121.87°W (Elev. 3615 ft)
Last Update:
3:41 pm PDT May 22, 2026
Forecast Valid:
4pm PDT May 22, 2026-6pm PDT May 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation