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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
32°F
0°C
| Humidity | 77% |
| Wind Speed | S 1 MPH |
| Barometer | NA |
| Dewpoint | 26°F (-3°C) |
| Visibility | NA |
| Last update | 27 Jan 02:28 AM PST |
Extended Forecast for
Cascade Locks OR
Overnight
Low: 36 °F
Mostly Cloudy
Tuesday
High: 42 °F
Mostly Cloudy
and WindyTuesday Night
Low: 37 °F
Chance Rain
then RainWednesday
High: 47 °F
Rain
Wednesday Night
Low: 44 °F
Rain
Thursday
High: 48 °F
Rain
Thursday Night
Low: 44 °F
Rain then
Chance RainFriday
High: 52 °F
Rain Likely
Friday Night
Low: 45 °F
Chance Rain
Detailed Forecast
Overnight
Mostly cloudy, with a low around 36. Northeast wind 11 to 14 mph, with gusts as high as 22 mph.
Tuesday
Mostly cloudy, with a high near 42. Windy, with a northeast wind 17 to 22 mph, with gusts as high as 29 mph.
Tuesday Night
Rain, mainly after 1am. Low around 37. Northeast wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 47. South southwest wind around 6 mph becoming east southeast in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 44. East southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain. High near 48. Chance of precipitation is 100%.
Thursday Night
Rain, mainly before 10pm. Low around 44. Chance of precipitation is 80%.
Friday
Rain likely. Mostly cloudy, with a high near 52.
Friday Night
A chance of rain. Mostly cloudy, with a low around 45.
Saturday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 54.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Mostly cloudy, with a high near 52.
Sunday Night
Rain likely. Mostly cloudy, with a low around 44.
Monday
A chance of rain. Partly sunny, with a high near 53.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Cascade Locks OR
45.68°N 121.91°W (Elev. 197 ft)
45.68°N 121.91°W (Elev. 197 ft)
2:46 am PST Jan 27, 2026
2am PST Jan 27, 2026-6pm PST Feb 2, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
