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.

44°F

7°C

Humidity	91%
Wind Speed	E 2 MPH
Barometer	NA
Dewpoint	41°F (5°C)
Visibility	NA
Last update	01 Feb 03:28 AM PST

More Information:

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

Extended Forecast for

3 Miles WNW Cascade Locks OR

Overnight
Low: 39 °F
Slight Chance
Rain
Sunday
High: 48 °F
Rain and
Breezy
Sunday Night
Low: 39 °F
Chance Rain
Monday
High: 48 °F
Chance Rain
Monday Night
Low: 40 °F
Partly Cloudy
Tuesday
High: 50 °F
Mostly Sunny
Tuesday Night
Low: 39 °F
Mostly Cloudy
Wednesday
High: 52 °F
Mostly Sunny
Wednesday Night
Low: 38 °F
Mostly Clear

Detailed Forecast

Overnight

A slight chance of rain before 4am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 39. Northeast wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Sunday

Rain. High near 48. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

A 30 percent chance of rain, mainly between 3am and 4am. Mostly cloudy, with a low around 39. West southwest wind around 6 mph becoming north after midnight. New precipitation amounts of less than a tenth of an inch possible.

Monday

A 50 percent chance of rain. Mostly cloudy, with a high near 48. East wind around 6 mph.

Monday Night

Partly cloudy, with a low around 40. East wind 6 to 8 mph.

Tuesday

Mostly sunny, with a high near 50.

Tuesday Night

Mostly cloudy, with a low around 39.

Wednesday

Mostly sunny, with a high near 52.

Wednesday Night

Mostly clear, with a low around 38.