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
39°F
4°C
| Humidity | 52% |
| Wind Speed | ENE 3 MPH |
| Barometer | NA |
| Dewpoint | 23°F (-5°C) |
| Visibility | NA |
| Last update | 25 Jan 03:48 PM PST |
Extended Forecast for
4 Miles SSW Cascade Locks OR
Tonight
Low: 31 °F
Mostly Cloudy
Monday
High: 45 °F
Mostly Sunny
Monday Night
Low: 32 °F
Frost
Tuesday
High: 39 °F
Frost then
Partly SunnyTuesday Night
Low: 33 °F
Rain Likely
Wednesday
High: 46 °F
Rain Likely
Wednesday Night
Low: 38 °F
Rain Likely
Thursday
High: 45 °F
Rain Likely
Thursday Night
Low: 40 °F
Chance Rain
Detailed Forecast
Tonight
Mostly cloudy, with a steady temperature around 31. Calm wind.
Monday
Mostly sunny, with a high near 45. Calm wind.
Monday Night
Widespread frost, mainly after 3am. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Tuesday
Widespread frost before 10am. Otherwise, partly sunny, with a high near 39. East wind 3 to 5 mph.
Tuesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 33. Light east wind. Chance of precipitation is 60%.
Wednesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Thursday
Rain likely. Mostly cloudy, with a high near 45.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 50.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42.
Saturday
A chance of rain. Mostly cloudy, with a high near 50.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 40.
Sunday
Rain likely. Mostly cloudy, with a high near 51.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Cascade Locks OR
45.62°N 121.89°W (Elev. 833 ft)
45.62°N 121.89°W (Elev. 833 ft)
3:45 pm PST Jan 25, 2026
4pm PST Jan 25, 2026-6pm PST Feb 1, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
