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
36°F
2°C
| Humidity | 66% |
| Wind Speed | NNE 5 MPH |
| Barometer | NA |
| Dewpoint | 26°F (-3°C) |
| Visibility | NA |
| Wind Chill | 32°F (0°C) |
| Last update | 18 Jan 08:22 PM PST |
Extended Forecast for
Cascade Locks OR
Tonight
Low: 34 °F
Mostly Clear
and WindyM.L.King Day
High: 42 °F
Sunny and
WindyMonday Night
Low: 35 °F
Mostly Clear
Tuesday
High: 45 °F
Mostly Sunny
Tuesday Night
Low: 34 °F
Partly Cloudy
Wednesday
High: 44 °F
Partly Sunny
Wednesday Night
Low: 34 °F
Mostly Cloudy
Thursday
High: 47 °F
Slight Chance
RainThursday Night
Low: 38 °F
Chance Rain
Detailed Forecast
Tonight
Mostly clear, with a low around 34. Windy, with a northeast wind 21 to 23 mph, with gusts as high as 36 mph.
M.L.King Day
Sunny, with a high near 42. Windy, with an east northeast wind 16 to 23 mph, with gusts as high as 34 mph.
Monday Night
Mostly clear, with a low around 35. East wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 45. East wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 34. East wind 11 to 13 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
A slight chance of rain after 10am. Partly sunny, with a high near 47.
Thursday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 38.
Friday
A chance of rain. Partly sunny, with a high near 46.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37.
Saturday
A chance of rain and snow. Partly sunny, with a high near 45.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 38.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 45.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Cascade Locks OR
45.68°N 121.88°W (Elev. 194 ft)
45.68°N 121.88°W (Elev. 194 ft)
8:21 pm PST Jan 18, 2026
8pm PST Jan 18, 2026-6pm PST Jan 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
