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

10 Miles NE Cascade Locks OR

Overnight
Low: 24 °F
Frost
Sunday
High: 32 °F
Increasing
Clouds
Sunday Night
Low: 27 °F
Mostly Cloudy
Monday
High: 39 °F
Slight Chance
Snow then
Slight Chance
Rain/Snow
Monday Night
Low: 31 °F
Partly Cloudy
then Frost
Tuesday
High: 37 °F
Frost then
Partly Sunny
Tuesday Night
Low: 29 °F
Chance
Rain/Snow
Wednesday
High: 37 °F
Chance
Rain/Snow
then Chance
Rain
Wednesday Night
Low: 32 °F
Chance Rain

Detailed Forecast

Overnight

Widespread frost. Otherwise, mostly clear, with a low around 24. Northeast wind around 7 mph.

Sunday

Increasing clouds, with a high near 32. East northeast wind around 10 mph, with gusts as high as 21 mph.

Sunday Night

Mostly cloudy, with a low around 27. East northeast wind around 7 mph.

Monday

A slight chance of snow before 1pm, then a slight chance of rain. Snow level rising to 3000 feet in the afternoon. Mostly cloudy, with a high near 39. East wind around 6 mph becoming south in the afternoon. Chance of precipitation is 20%.

Monday Night

Widespread frost after 3am. Otherwise, partly cloudy, with a low around 31. East northeast wind around 6 mph.

Tuesday

Widespread frost before 7am. Otherwise, partly sunny, with a high near 37.

Tuesday Night

A chance of rain and snow, mainly after 4am. Snow level 3200 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 30%. Little or no snow accumulation expected.

Wednesday

A chance of rain and snow before 10am, then a chance of rain. Snow level 3700 feet rising to 4500 feet in the afternoon. Mostly cloudy, with a high near 37.

Wednesday Night

A chance of rain. Mostly cloudy, with a low around 32.

Thursday

A chance of rain. Partly sunny, with a high near 40.

Thursday Night

A chance of rain. Mostly cloudy, with a low around 34.

Friday

A chance of rain. Mostly cloudy, with a high near 41.

Friday Night

A chance of rain. Mostly cloudy, with a low around 35.

Saturday

A chance of rain. Partly sunny, with a high near 43.