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.

42°F

6°C

Humidity	91%
Wind Speed	NE 1 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Last update	30 Jan 06:28 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

5 Miles S Cascade Locks OR

Today
High: 51 °F
Chance Rain
then Rain
Tonight
Low: 44 °F
Chance Rain
Saturday
High: 53 °F
Mostly Cloudy
Saturday Night
Low: 41 °F
Slight Chance
Rain then
Rain Likely
Sunday
High: 49 °F
Rain
Sunday Night
Low: 41 °F
Rain then
Chance Rain
Monday
High: 50 °F
Chance Rain
Monday Night
Low: 40 °F
Slight Chance
Rain then
Mostly Cloudy
Tuesday
High: 53 °F
Mostly Sunny

Detailed Forecast

Today

Rain, mainly after noon. High near 51. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

A chance of rain before 9pm, then a chance of rain after 1am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Mostly cloudy, with a high near 53. Calm wind.

Saturday Night

Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%.

Sunday

Rain. High near 49. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Night

Rain, mainly before 10pm. Low around 41. Chance of precipitation is 80%.

Monday

A 50 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 50.

Monday Night

A slight chance of rain before 10pm. Mostly cloudy, with a low around 40.