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

61°F

16°C

Humidity 82%
Wind Speed E 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 26 Aug 06:35 AM PDT
Extended Forecast for

3 Miles NNW Troutdale OR

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 82 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Light west wind.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 77. South wind 5 to 7 mph becoming west in the afternoon.

    High: 77 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 58. Light west wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 77. South wind 5 to 7 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 55. West northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 53.
Monday
Mostly sunny, with a high near 75.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 54.
Tuesday
A chance of rain. Mostly cloudy, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Troutdale OR
 45.59°N 122.41°W (Elev. 98 ft)
Last Update:
6:41 am PDT Aug 26, 2026
Forecast Valid:
6am PDT Aug 26, 2026-6pm PDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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