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.

30°F

-1°C

Humidity	79%
Wind Speed	E 0 MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	NA
Last update	24 Jan 11:58 PM PST

More Information:

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

Extended Forecast for

Cascade Locks OR

Overnight
Low: 31 °F
Mostly Clear
Sunday
High: 39 °F
Mostly Sunny
Sunday Night
Low: 34 °F
Mostly Cloudy
Monday
High: 45 °F
Slight Chance
Rain/Snow
then Slight
Chance Rain
Monday Night
Low: 38 °F
Partly Cloudy
Tuesday
High: 44 °F
Mostly Sunny
Tuesday Night
Low: 36 °F
Chance Rain
Wednesday
High: 44 °F
Chance Rain
Wednesday Night
Low: 40 °F
Chance Rain

Detailed Forecast

Overnight

Mostly clear, with a low around 31. East wind 6 to 8 mph.

Sunday

Mostly sunny, with a high near 39. East wind 10 to 13 mph, with gusts as high as 21 mph.

Sunday Night

Mostly cloudy, with a low around 34. East wind around 8 mph.

Monday

A slight chance of rain and snow before 10am, then a slight chance of rain. Snow level 1200 feet rising to 3200 feet in the afternoon. Partly sunny, with a high near 45. East wind around 6 mph. Chance of precipitation is 20%.

Monday Night

Partly cloudy, with a low around 38. East wind 5 to 7 mph.

Tuesday

Mostly sunny, with a high near 44.

Tuesday Night

A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 36.

Wednesday

A chance of rain. Mostly cloudy, with a high near 44.

Wednesday Night

A chance of rain. Mostly cloudy, with a low around 40.

Thursday

A chance of rain. Partly sunny, with a high near 46.