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.

43°F

6°C

Humidity	91%
Wind Speed	S 1 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Last update	01 Feb 01:58 AM PST

More Information:

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

Extended Forecast for

3 Miles W Cascade Locks OR

Overnight
Low: 43 °F
Slight Chance
Rain
Sunday
High: 51 °F
Rain and
Breezy
Sunday Night
Low: 43 °F
Chance Rain
Monday
High: 51 °F
Chance Rain
Monday Night
Low: 43 °F
Partly Cloudy
Tuesday
High: 53 °F
Mostly Sunny
Tuesday Night
Low: 42 °F
Mostly Cloudy
Wednesday
High: 55 °F
Mostly Sunny
Wednesday Night
Low: 41 °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 43. Northeast wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Sunday

Rain. High near 51. Breezy, with a south southeast wind 9 to 15 mph becoming west in the morning. Winds could gust as high as 31 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 8pm and 4am. Mostly cloudy, with a low around 43. Southwest wind around 6 mph becoming light and variable after midnight.

Monday

A 50 percent chance of rain. Partly sunny, with a high near 51. East wind around 6 mph.

Monday Night

Partly cloudy, with a low around 43. East wind 5 to 7 mph.

Tuesday

Mostly sunny, with a high near 53.

Tuesday Night

Mostly cloudy, with a low around 42.

Wednesday

Mostly sunny, with a high near 55.

Wednesday Night

Mostly clear, with a low around 41.