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.

Clear

57°F

14°C

Humidity 76%
Wind Speed E 4 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 31 Jul 03:35 AM PDT
Extended Forecast for

Troutdale OR

  • Overnight

    Overnight: Clear, with a steady temperature around 58. Calm wind.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 59. Northwest wind around 6 mph becoming calm after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A chance of showers between noon and 3pm. Mostly cloudy, with a high near 76. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 22 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

Detailed Forecast

Overnight
Clear, with a steady temperature around 58. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 59. Northwest wind around 6 mph becoming calm after midnight.
Saturday
A chance of showers between noon and 3pm. Mostly cloudy, with a high near 76. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 54. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 22 mph.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 87.
Monday Night
Clear, with a low around 57.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.4°W (Elev. 102 ft)
Last Update:
3:41 am PDT Jul 31, 2026
Forecast Valid:
3am PDT Jul 31, 2026-6pm PDT Aug 6, 2026
 
Forecast Discussion
 
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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