National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

46°F

8°C

Humidity 78%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 17 May 01:47 AM PDT
Extended Forecast for

3 Miles SSE Cascade Locks OR

Winter Weather Advisory May 17, 02:15am until May 17, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory May 17, 02:15am until May 17, 05:00am

    NOW until 5:00am Sun

    Winter Weather Advisory

  • Overnight

    Low: 37 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 50. West wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 40. Southwest wind 8 to 11 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 54. West wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 54 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. Breezy, with a west wind 13 to 15 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 50. West wind 8 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Increasing clouds, with a low around 40. Southwest wind 8 to 11 mph.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 54. West wind 8 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 41. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 44. Breezy.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 48. Breezy.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 64. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Cascade Locks OR
 45.65°N 121.84°W (Elev. 3343 ft)
Last Update:
2:08 am PDT May 17, 2026
Forecast Valid:
2am PDT May 17, 2026-6pm PDT May 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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