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

Ken Jernstedt Airfield (K4S2)

Lat: 45.67457°NLon: 121.53493°WElev: 600.0ft.

Mist

41°F

5°C

Humidity	100%
Wind Speed	N 0 MPH
Barometer	30.35 in (1027.77 mb)
Dewpoint	41°F (5°C)
Visibility	0.75 mi
Last update	29 Jan 08:15 PM PST

More Information:

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

Extended Forecast for

9 Miles ENE Cascade Locks OR

Tonight
Low: 37 °F
Chance Rain
then Cloudy
Friday
High: 42 °F
Chance Rain
then Rain
Friday Night
Low: 40 °F
Rain Likely
then Slight
Chance Rain
Saturday
High: 43 °F
Slight Chance
Rain then
Mostly Cloudy
Saturday Night
Low: 36 °F
Chance Rain
and Breezy
Sunday
High: 40 °F
Rain
Sunday Night
Low: 37 °F
Rain Likely
then Chance
Rain
Monday
High: 41 °F
Chance Rain
Monday Night
Low: 34 °F
Slight Chance
Rain then
Mostly Cloudy

Detailed Forecast

Tonight

A 30 percent chance of rain, mainly before 10pm. Cloudy, with a low around 37. East northeast wind 9 to 11 mph.

Friday

Rain, mainly after noon. High near 42. East northeast wind 8 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday Night

Rain likely, mainly before 10pm. Cloudy, with a low around 40. Northwest wind around 9 mph becoming northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 43. East wind around 14 mph, with gusts as high as 20 mph.

Saturday Night

A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 36. Breezy, with an east wind around 15 mph, with gusts as high as 20 mph.

Sunday

Rain, mainly after 10am. High near 40. Chance of precipitation is 80%.

Sunday Night

Rain likely, mainly before 10pm. Snow level 4800 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

Monday

A chance of rain, mainly before 4pm. Snow level 4600 feet. Mostly cloudy, with a high near 41.

Monday Night

A slight chance of rain before 10pm. Mostly cloudy, with a low around 34.

Tuesday

Partly sunny, with a high near 43. Breezy.

Tuesday Night

Partly cloudy, with a low around 33. Breezy.