National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

66°F

19°C

Humidity 77%
Wind Speed SSE 6 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Aug 08:05 AM PDT
Extended Forecast for

Troutdale OR

  • Today

    Today: A chance of showers before 5pm, then a chance of rain after 5pm. Cloudy, with a high near 74. South wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 64. South southwest wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Rain

  • Saturday

    Saturday: Rain likely before 11am, then a slight chance of showers after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 78. West southwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Rain Likely
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 59. West southwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79. Light west northwest wind.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
A chance of showers before 5pm, then a chance of rain after 5pm. Cloudy, with a high near 74. South wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 4am. Low around 64. South southwest wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Rain likely before 11am, then a slight chance of showers after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 78. West southwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 59. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 79. Light west northwest wind.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Clear, with a low around 56.
Thursday
Sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.4°W (Elev. 102 ft)
Last Update:
7:45 am PDT Aug 15, 2025
Forecast Valid:
8am PDT Aug 15, 2025-6pm PDT Aug 21, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation