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

82°F

28°C

Humidity 30%
Wind Speed WNW 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Sep 04:30 PM PDT
Extended Forecast for

4 Miles N Troutdale OR

  • Tonight

    Tonight: Increasing clouds, with a low around 53. West northwest wind 5 to 11 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Northwest wind 5 to 9 mph becoming light in the evening.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 53. West northwest wind 5 to 11 mph.
Thursday
Mostly sunny, with a high near 77. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 51. Northwest wind 5 to 9 mph becoming light in the evening.
Friday
Sunny, with a high near 81. Light and variable wind.
Friday Night
Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 78.
Saturday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 56.
Sunday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 71.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 55.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 78.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 57.
Wednesday
A chance of rain. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Troutdale OR
 45.61°N 122.41°W (Elev. 200 ft)
Last Update:
4:45 pm PDT Sep 17, 2025
Forecast Valid:
4pm PDT Sep 17, 2025-6pm PDT Sep 24, 2025
 
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