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 SW 3 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 22 Sep 11:20 PM PDT
Extended Forecast for

2 Miles S Troutdale OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 50. Calm wind.

    Low: 50 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 69. Calm wind.

    High: 69 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain. Low around 53. Calm wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Rain

  • Friday

    Friday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 60. Chance of precipitation is 100%.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. Calm wind.
Wednesday
Partly sunny, with a high near 69. Light and variable wind.
Wednesday Night
Increasing clouds, with a low around 50. Calm wind.
Thursday
Mostly cloudy, with a high near 69. Calm wind.
Thursday Night
Rain. Low around 53. Calm wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 60. Chance of precipitation is 100%.
Friday Night
A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A slight chance of rain. Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Troutdale OR
 45.52°N 122.39°W (Elev. 200 ft)
Last Update:
11:27 pm PDT Sep 22, 2026
Forecast Valid:
11pm PDT Sep 22, 2026-6pm PDT Sep 29, 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