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

75°F

24°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 05:53 PM PDT
Extended Forecast for

3 Miles NNW Troutdale OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 81. South southeast wind 5 to 7 mph becoming west southwest in the afternoon.

    High: 81 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 59. South southwest wind around 8 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 80. South southwest wind around 5 mph becoming calm.

    High: 80 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. Calm wind becoming south southwest around 6 mph after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 81. South southeast wind 5 to 7 mph becoming west southwest in the afternoon.
Saturday Night
Increasing clouds, with a low around 59. South southwest wind around 8 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 80. South southwest wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 56. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 79.
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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:
5:41 pm PDT Aug 21, 2026
Forecast Valid:
6pm PDT Aug 21, 2026-6pm PDT Aug 28, 2026
 
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