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.

29°F

-2°C

Humidity	79%
Wind Speed	SSE 1 MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	NA
Last update	25 Jan 12:48 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: 29 °F
Mostly Clear
Sunday
High: 39 °F
Mostly Sunny
and Breezy
Sunday Night
Low: 32 °F
Mostly Cloudy
Monday
High: 46 °F
Slight Chance
Rain
Monday Night
Low: 35 °F
Partly Cloudy
Tuesday
High: 43 °F
Partly Sunny
Tuesday Night
Low: 35 °F
Chance Rain
Wednesday
High: 45 °F
Chance Rain
Wednesday Night
Low: 41 °F
Rain Likely

Detailed Forecast

Overnight

Mostly clear, with a low around 29. North northeast wind around 9 mph, with gusts as high as 20 mph.

Sunday

Mostly sunny, with a high near 39. Breezy, with a northeast wind 13 to 16 mph, with gusts as high as 31 mph.

Sunday Night

Mostly cloudy, with a low around 32. Northeast wind 7 to 9 mph, with gusts as high as 20 mph.

Monday

A 20 percent chance of rain after 10am. Snow level 2400 feet rising to 3400 feet in the afternoon. Partly sunny, with a high near 46. East northeast wind around 6 mph.

Monday Night

Partly cloudy, with a low around 35. East wind 3 to 7 mph.

Tuesday

Partly sunny, with a high near 43.

Tuesday Night

A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 35.

Wednesday

A chance of rain. Mostly cloudy, with a high near 45.

Wednesday Night

Rain likely, mainly after 4am. Mostly cloudy, with a low around 41.

Thursday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 47.