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
37°F
3°C
| Humidity | 61% |
| Wind Speed | E 8 MPH |
| Barometer | NA |
| Dewpoint | 24°F (-4°C) |
| Visibility | NA |
| Wind Chill | 31°F (-1°C) |
| Last update | 20 Jan 11:32 AM PST |
Extended Forecast for
Cascade Locks OR
Today
High: 41 °F
Mostly Sunny
and BreezyTonight
Low: 33 °F
Partly Cloudy
and BreezyWednesday
High: 41 °F
Mostly Sunny
and BreezyWednesday Night
Low: 32 °F
Partly Cloudy
Thursday
High: 41 °F
Mostly Sunny
Thursday Night
Low: 33 °F
Partly Cloudy
Friday
High: 44 °F
Sunny
Friday Night
Low: 32 °F
Mostly Clear
then Slight
Chance SnowSaturday
High: 44 °F
Slight Chance
Rain/Snow
then Slight
Chance Rain
Detailed Forecast
Today
Mostly sunny, with a high near 41. Breezy, with an east northeast wind 18 to 20 mph, with gusts as high as 33 mph.
Tonight
Partly cloudy, with a low around 33. Breezy, with a northeast wind 15 to 17 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 41. Breezy, with an east northeast wind around 16 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 32. East northeast wind 11 to 13 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 41. East wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Sunny, with a high near 44.
Friday Night
A slight chance of snow after 4am. Snow level 2100 feet. Mostly clear, with a low around 32.
Saturday
A slight chance of rain and snow before 10am, then a slight chance of rain. Snow level 1900 feet rising to 2900 feet in the afternoon. Mostly sunny, with a high near 44.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 34.
Sunday
A chance of rain. Partly sunny, with a high near 43.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Partly sunny, with a high near 49.
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)
11:46 am PST Jan 20, 2026
11am PST Jan 20, 2026-6pm PST Jan 26, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
