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.

NA

46°F

8°C

Humidity 91%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 30 Jan 05:18 PM PST
Extended Forecast for

2 Miles SW Cascade Locks OR

  • This Afternoon

    This Afternoon: Rain likely.  Mostly cloudy, with a steady temperature around 50. Light west southwest wind.  Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 1am and 4am.  Mostly cloudy, with a low around 47. Light and variable wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain

  • Saturday

    Saturday: A 10 percent chance of rain before 7am.  Mostly cloudy, with a high near 56. East wind around 6 mph.

    High: 56 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 43. East wind around 6 mph.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: Rain.  High near 51. East wind 5 to 8 mph becoming west in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm.  Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely

  • Monday Night

    Monday Night: A chance of rain before 10pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain likely. Mostly cloudy, with a steady temperature around 50. Light west southwest wind. Chance of precipitation is 60%.
Tonight
A 30 percent chance of rain, mainly between 1am and 4am. Mostly cloudy, with a low around 47. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 10 percent chance of rain before 7am. Mostly cloudy, with a high near 56. East wind around 6 mph.
Saturday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 43. East wind around 6 mph.
Sunday
Rain. High near 51. East wind 5 to 8 mph becoming west in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, mainly before 10pm. Low around 45. Chance of precipitation is 80%.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Monday Night
A chance of rain before 10pm. Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 41.
Friday
Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Cascade Locks OR
 45.66°N 121.9°W (Elev. 102 ft)
4:45 pm PST Jan 30, 2026
5pm PST Jan 30, 2026-6pm PST Feb 6, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database