
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
35°F
2°C
| Humidity | 67% |
| Wind Speed | E 5 MPH |
| Barometer | NA |
| Dewpoint | 25°F (-4°C) |
| Visibility | NA |
| Wind Chill | 31°F (-1°C) |
| Last update | 19 Jan 06:52 PM PST |
Extended Forecast for
4 Miles NE Cascade Locks OR
Tonight
Low: 32 °F
Mostly Clear
and Breezy
then FrostTuesday

High: 43 °F
Mostly Sunny
and BreezyTuesday Night

Low: 30 °F
Partly Cloudy
Wednesday

High: 42 °F
Mostly Sunny
Wednesday Night

Low: 29 °F
Frost
Thursday

High: 45 °F
Frost then
Mostly SunnyThursday Night

Low: 30 °F
Frost
Friday

High: 44 °F
Frost then
SunnyFriday Night

Low: 30 °F
Frost
Detailed Forecast
Tonight
Widespread frost after 5am. Otherwise, mostly clear, with a low around 32. Breezy, with an east northeast wind 9 to 15 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 43. Breezy, with an east northeast wind 11 to 16 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 30. East wind 11 to 14 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 42. East wind around 13 mph, with gusts as high as 25 mph.
Wednesday Night
Widespread frost before 2am, then widespread frost after 3am. Otherwise, partly cloudy, with a low around 29. East wind around 8 mph.
Thursday
Widespread frost before 7am. Otherwise, mostly sunny, with a high near 45.
Thursday Night
Widespread frost, mainly after 10pm. Otherwise, partly cloudy, with a low around 30.
Friday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 44.
Friday Night
Widespread frost, mainly after 8pm. Otherwise, mostly clear, with a low around 30.
Saturday
A slight chance of rain and snow before 1pm, then a slight chance of rain. Snow level 2000 feet rising to 3000 feet in the afternoon. Mostly sunny, with a high near 44.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Partly sunny, with a high near 48.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Partly sunny, with a high near 50.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
4 Miles NE Cascade Locks OR
45.71°N 121.82°W (Elev. 194 ft)
45.71°N 121.82°W (Elev. 194 ft)
6:41 pm PST Jan 19, 2026
7pm PST Jan 19, 2026-6pm PST Jan 26, 2026


