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.

48°F

9°C

Humidity	91%
Wind Speed	SSW 0 MPH
Barometer	NA
Dewpoint	45°F (7°C)
Visibility	NA
Last update	01 Feb 05:48 PM PST

More Information:

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

Extended Forecast for

5 Miles W Cascade Locks OR

Tonight
Low: 38 °F
Chance
Showers
Monday
High: 47 °F
Chance Rain
Monday Night
Low: 39 °F
Slight Chance
Rain then
Partly Cloudy
Tuesday
High: 48 °F
Mostly Sunny
and Breezy
Tuesday Night
Low: 38 °F
Mostly Cloudy
and Breezy
Wednesday
High: 50 °F
Mostly Sunny
and Breezy
Wednesday Night
Low: 37 °F
Mostly Clear
and Breezy
Thursday
High: 49 °F
Sunny and
Windy
Thursday Night
Low: 36 °F
Mostly Clear
and Breezy
then Partly
Cloudy

Detailed Forecast

Tonight

A chance of showers, mainly before 1am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 38. West southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

Monday

A 50 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 47. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

Monday Night

A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 39. East northeast wind 6 to 9 mph, with gusts as high as 20 mph.

Tuesday

Mostly sunny, with a high near 48. Breezy, with an east wind 14 to 17 mph, with gusts as high as 29 mph.

Tuesday Night

Mostly cloudy, with a low around 38. Breezy, with an east wind around 16 mph, with gusts as high as 28 mph.

Wednesday

Mostly sunny, with a high near 50. Breezy.

Wednesday Night

Mostly clear, with a low around 37. Breezy.