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.

37°F

3°C

Humidity	63%
Wind Speed	SSW 1 MPH
Barometer	NA
Dewpoint	25°F (-4°C)
Visibility	NA
Last update	27 Jan 05:58 PM PST

More Information:

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

Extended Forecast for

4 Miles SSW Cascade Locks OR

Tonight
Low: 34 °F
Wintry Mix
Likely then
Showers
Wednesday
High: 44 °F
Rain
Wednesday Night
Low: 41 °F
Rain
Thursday
High: 46 °F
Rain
Thursday Night
Low: 41 °F
Rain Likely
then Chance
Rain
Friday
High: 49 °F
Rain Likely
Friday Night
Low: 41 °F
Rain Likely
then Chance
Rain
Saturday
High: 49 °F
Slight Chance
Rain
Saturday Night
Low: 39 °F
Slight Chance
Rain

Detailed Forecast

Tonight

Rain, snow, and freezing rain likely before midnight, then rain showers. Snow level 2400 feet rising to 4400 feet after midnight. Low around 34. Light and variable wind. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.

Wednesday

Showers likely before noon, then rain after noon. High near 44. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Low around 41. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Rain. High near 46. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Rain likely, mainly after 10am. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.

Friday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

Saturday

A slight chance of rain. Mostly cloudy, with a high near 49.

Saturday Night

A slight chance of rain. Mostly cloudy, with a low around 39.

Sunday

Rain likely, mainly after 4pm. Mostly cloudy, with a high near 47.

Sunday Night

Rain likely. Mostly cloudy, with a low around 40.