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
34°F
1°C
| Humidity | 63% |
| Wind Speed | E 4 MPH |
| Barometer | NA |
| Dewpoint | 22°F (-6°C) |
| Visibility | NA |
| Wind Chill | 30°F (-1°C) |
| Last update | 23 Jan 12:48 AM PST |
Extended Forecast for
8 Miles NW Cascade Locks OR
Overnight
Low: 20 °F
Partly Cloudy
Friday
High: 33 °F
Sunny
Friday Night
Low: 19 °F
Mostly Clear
Saturday
High: 36 °F
Sunny
Saturday Night
Low: 22 °F
Frost then
Mostly ClearSunday
High: 38 °F
Mostly Sunny
Sunday Night
Low: 27 °F
Mostly Cloudy
Monday
High: 42 °F
Slight Chance
Rain/SnowMonday Night
Low: 33 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 20. East wind around 10 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 33. East wind around 14 mph, with gusts as high as 37 mph.
Friday Night
Mostly clear, with a low around 19. East wind 11 to 13 mph, with gusts as high as 32 mph.
Saturday
Sunny, with a high near 36. East wind around 10 mph, with gusts as high as 26 mph.
Saturday Night
Widespread frost before 10pm. Otherwise, mostly clear, with a low around 22. East wind around 8 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm. Snow level 2000 feet rising to 3200 feet in the afternoon. Partly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 33.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 40.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 34.
Thursday
A chance of rain and snow. Partly sunny, with a high near 43.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
8 Miles NW Cascade Locks OR
45.75°N 122.02°W (Elev. 1857 ft)
45.75°N 122.02°W (Elev. 1857 ft)
12:45 am PST Jan 23, 2026
1am PST Jan 23, 2026-6pm PST Jan 29, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
