National Weather Service

News Headlines

New Portland Drought Information Statement 09/14/2026

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

56°F

13°C

Humidity	86%
Wind Speed	SW 1 MPH
Barometer	NA
Dewpoint	52°F (11°C)
Visibility	NA
Last update	23 Sep 08:08 AM PDT

More Information:

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

Extended Forecast for

4 Miles SSW Cascade Locks OR

Today
High: 67 °F
Partly Sunny
Tonight
Low: 50 °F
Partly Cloudy
Thursday
High: 71 °F
Increasing
Clouds
Thursday Night
Low: 51 °F
Rain
Friday
High: 55 °F
Showers
Friday Night
Low: 45 °F
Showers
Likely then
Slight Chance
Showers
Saturday
High: 61 °F
Patchy Fog
then Mostly
Sunny
Saturday Night
Low: 46 °F
Mostly Cloudy
Sunday
High: 63 °F
Partly Sunny

Detailed Forecast

Today

Partly sunny, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.

Tonight

Partly cloudy, with a low around 50. Calm wind.

Thursday

Increasing clouds, with a high near 71. Calm wind.

Thursday Night

Rain, mainly after 11pm. Low around 51. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday

Rain before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 55. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

Showers likely, mainly before 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

Saturday

Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 61.

Saturday Night

Mostly cloudy, with a low around 46.

Sunday

Partly sunny, with a high near 63.

Sunday Night

Partly cloudy, with a low around 46.

Monday

Mostly sunny, with a high near 63.