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

64°F

18°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 01 Aug 03:53 AM PDT
Extended Forecast for

Troutdale OR

  • Today

    Today: A 40 percent chance of rain, mainly between 11am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. Light and variable wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Chance Rain

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Light north wind increasing to 5 to 10 mph in the afternoon.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of rain, mainly between 11am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. Light and variable wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Increasing clouds, with a low around 54. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 87. Light north wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Clear, with a low around 61.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.43°W (Elev. 190 ft)
Last Update:
3:41 am PDT Aug 1, 2026
Forecast Valid:
4am PDT Aug 1, 2026-6pm PDT Aug 7, 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