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
42°F
6°C
| Humidity | 91% |
| Wind Speed | SW 0 MPH |
| Barometer | NA |
| Dewpoint | 39°F (4°C) |
| Visibility | NA |
| Last update | 30 Jan 03:18 AM PST |
Extended Forecast for
8 Miles NNE Cascade Locks OR
Overnight
Low: 40 °F
Mostly Cloudy
Friday
High: 48 °F
Chance Rain
then RainFriday Night
Low: 43 °F
Chance Rain
Saturday
High: 51 °F
Slight Chance
Rain then
Partly SunnySaturday Night
Low: 40 °F
Mostly Cloudy
then Rain
LikelySunday
High: 46 °F
Rain
Sunday Night
Low: 41 °F
Rain Likely
then Chance
RainMonday
High: 47 °F
Chance Rain
Monday Night
Low: 39 °F
Slight Chance
Rain then
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 40. East northeast wind around 6 mph.
Friday
Rain, mainly after noon. High near 48. East northeast wind around 6 mph becoming west in the morning. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain before 10pm, then a chance of rain after 2am. Mostly cloudy, with a low around 43. Calm wind becoming east northeast around 5 mph after midnight. Chance of precipitation is 30%.
Saturday
A 10 percent chance of rain before 7am. Mostly cloudy, with a high near 51. East wind around 8 mph.
Saturday Night
Rain likely after 4am. Mostly cloudy, with a low around 40. East wind around 7 mph. Chance of precipitation is 60%.
Sunday
Rain. High near 46. Chance of precipitation is 90%.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Monday
A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 47.
Monday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 50.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
8 Miles NNE Cascade Locks OR
45.78°N 121.78°W (Elev. 1398 ft)
45.78°N 121.78°W (Elev. 1398 ft)
2:46 am PST Jan 30, 2026
3am PST Jan 30, 2026-6pm PST Feb 5, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
