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

Want to revisit 2025? Here's our year-end climate summary!

Our annual climate summary for Portland has been posted. Additional summaries for Astoria, Eugene, and Salem are available. For other climate summaries, visit our Observed Weather tab on our climate page. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

44°F

7°C

Humidity 91%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 29 Jan 05:18 PM PST
Extended Forecast for

Cascade Locks OR

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a high near 48. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 45. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain then
    Mostly Cloudy

  • Friday

    Friday: Rain, mainly after noon. High near 50. East wind around 7 mph becoming south in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Chance Rain
    then Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 48. East wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 53. East wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 53 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

  • Monday

    Monday: A chance of rain, mainly before 4pm. Partly sunny, with a high near 50.

    High: 50 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 48. Northeast wind around 5 mph. Chance of precipitation is 60%.
Tonight
Rain, mainly before 10pm. Low around 45. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after noon. High near 50. East wind around 7 mph becoming south in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 48. East wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 53. East wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 45.
Sunday
Rain, mainly after 10am. High near 50. Chance of precipitation is 80%.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 45.
Monday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 50.
Monday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 42. Breezy.
Wednesday
Mostly sunny, with a high near 53. Breezy.
Wednesday Night
Mostly clear, with a low around 42. Breezy.
Thursday
Sunny, with a high near 54. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.68°N 121.88°W (Elev. 194 ft)
Last Update:
4:41 pm PST Jan 29, 2026
Forecast Valid:
5pm PST Jan 29, 2026-6pm PST Feb 5, 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