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
45°F
7°C
| Humidity | 91% |
| Wind Speed | N 0 MPH |
| Barometer | NA |
| Dewpoint | 42°F (6°C) |
| Visibility | NA |
| Last update | 30 Jan 10:28 PM PST |
Extended Forecast for
5 Miles E Cascade Locks OR
Tonight
Low: 49 °F
Mostly Cloudy
then Chance
RainSaturday
High: 55 °F
Slight Chance
Rain then
Mostly CloudySaturday Night
Low: 46 °F
Slight Chance
Rain then
Rain LikelySunday
High: 51 °F
Rain
Sunday Night
Low: 46 °F
Rain Likely
Monday
High: 51 °F
Rain Likely
Monday Night
Low: 46 °F
Chance Rain
then Partly
CloudyTuesday
High: 55 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Partly Cloudy
Detailed Forecast
Tonight
A 30 percent chance of rain, mainly between 1am and 4am. Mostly cloudy, with a low around 49. East wind around 5 mph.
Saturday
A 10 percent chance of rain before 7am. Mostly cloudy, with a high near 55. East wind around 9 mph.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 46. East wind around 8 mph. Chance of precipitation is 60%.
Sunday
Rain. High near 51. East wind 6 to 10 mph becoming west in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 46. West wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of rain before 10pm. Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 55. Breezy.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 55. Breezy.
Thursday Night
Mostly clear, with a low around 43.
Friday
Mostly sunny, with a high near 55.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles E Cascade Locks OR
45.7°N 121.79°W (Elev. 157 ft)
45.7°N 121.79°W (Elev. 157 ft)
10:41 pm PST Jan 30, 2026
10pm PST Jan 30, 2026-6pm PST Feb 6, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
