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
33°F
1°C
| Humidity | 72% |
| Wind Speed | E 3 MPH |
| Barometer | NA |
| Dewpoint | 25°F (-4°C) |
| Visibility | NA |
| Last update | 20 Jan 01:32 AM PST |
Extended Forecast for
3 Miles W Cascade Locks OR
Overnight
Low: 32 °F
Partly Cloudy
Tuesday
High: 42 °F
Mostly Sunny
and BreezyTuesday Night
Low: 31 °F
Partly Cloudy
and BlusteryWednesday
High: 41 °F
Mostly Sunny
and BreezyWednesday Night
Low: 30 °F
Partly Cloudy
Thursday
High: 42 °F
Mostly Sunny
Thursday Night
Low: 31 °F
Frost
Friday
High: 44 °F
Sunny
Friday Night
Low: 30 °F
Mostly Clear
then Slight
Chance Snow
Detailed Forecast
Overnight
Partly cloudy, with a low around 32. Northeast wind 8 to 11 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 42. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 36 mph.
Tuesday Night
Partly cloudy, with a low around 31. Blustery, with a northeast wind around 17 mph, with gusts as high as 32 mph.
Wednesday
Mostly sunny, with a high near 41. Breezy, with an east northeast wind around 16 mph, with gusts as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 30. East northeast wind 10 to 14 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
Widespread frost between 10pm and 1am. Otherwise, partly cloudy, with a low around 31.
Friday
Sunny, with a high near 44.
Friday Night
A slight chance of snow after 4am. Snow level 2200 feet. Mostly clear, with a low around 30.
Saturday
A slight chance of rain and snow before 10am, then a slight chance of rain. Snow level 1900 feet rising to 3000 feet in the afternoon. Mostly sunny, with a high near 45.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 32.
Sunday
A chance of rain. Partly sunny, with a high near 43.
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
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles W Cascade Locks OR
45.67°N 121.94°W (Elev. 509 ft)
45.67°N 121.94°W (Elev. 509 ft)
1:46 am PST Jan 20, 2026
1am PST Jan 20, 2026-6pm PST Jan 26, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
