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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
44°F
7°C
| Humidity | 91% |
| Wind Speed | NNW 1 MPH |
| Barometer | NA |
| Dewpoint | 41°F (5°C) |
| Visibility | NA |
| Last update | 29 Jan 01:18 PM PST |
Extended Forecast for
4 Miles NE Cascade Locks OR
This Afternoon
High: 48 °F
Rain Likely
Tonight
Low: 43 °F
Rain then
Mostly CloudyFriday
High: 51 °F
Chance Rain
then RainFriday Night
Low: 46 °F
Rain Likely
then Chance
RainSaturday
High: 53 °F
Slight Chance
Rain then
Mostly CloudySaturday Night
Low: 42 °F
Chance Rain
Sunday
High: 50 °F
Rain
Sunday Night
Low: 42 °F
Rain Likely
Monday
High: 51 °F
Chance Rain
Detailed Forecast
This Afternoon
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 48. East wind around 6 mph. Chance of precipitation is 60%.
Tonight
Rain, mainly before 10pm. Low around 43. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after noon. High near 51. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 70%.
Saturday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 53. East wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 42.
Sunday
Rain, mainly after 10am. High near 50. Chance of precipitation is 80%.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Monday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 51.
Monday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 53. Breezy.
Additional Forecasts and Information
Basemap Options
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Forecast AreaABOUT 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)
1:06 pm PST Jan 29, 2026
1pm PST Jan 29, 2026-6pm PST Feb 4, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
