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
27°F
-3°C
| Humidity | 82% |
| Wind Speed | E 1 MPH |
| Barometer | NA |
| Dewpoint | 22°F (-6°C) |
| Visibility | NA |
| Last update | 25 Jan 07:28 AM PST |
Extended Forecast for
4 Miles SSW Cascade Locks OR
Today
High: 38 °F
Mostly Sunny
Tonight
Low: 30 °F
Mostly Cloudy
Monday
High: 45 °F
Slight Chance
RainMonday Night
Low: 33 °F
Frost
Tuesday
High: 43 °F
Frost then
Partly SunnyTuesday Night
Low: 32 °F
Chance Rain
Wednesday
High: 43 °F
Chance Rain
Wednesday Night
Low: 38 °F
Rain Likely
Thursday
High: 46 °F
Rain Likely
Detailed Forecast
Today
Mostly sunny, with a high near 38. Light and variable wind.
Tonight
Mostly cloudy, with a low around 30. Light and variable wind.
Monday
A 20 percent chance of rain after 10am. Partly sunny, with a high near 45. Calm wind.
Monday Night
Areas of frost before 3am, then widespread frost after 4am. Otherwise, partly cloudy, with a low around 33. Calm wind.
Tuesday
Widespread frost, mainly before 8am. Otherwise, partly sunny, with a high near 43. East wind 3 to 5 mph.
Tuesday Night
A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 32.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 43.
Wednesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 38.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 46.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 49.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
A chance of rain. Partly sunny, with a high near 50.
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)
7:42 am PST Jan 25, 2026
7am PST Jan 25, 2026-6pm PST Jan 31, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
