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

73°F

23°C

Humidity 56%
Wind Speed W 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 26 Aug 10:00 PM PDT
Extended Forecast for

6 Miles N Troutdale OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Calm wind becoming west southwest around 5 mph after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 76. South wind 6 to 8 mph becoming west in the afternoon.

    High: 76 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 54. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 52. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 73.

    High: 73 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Calm wind becoming west southwest around 5 mph after midnight.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 76. South wind 6 to 8 mph becoming west in the afternoon.
Thursday Night
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 54. Northwest wind 5 to 8 mph becoming calm after midnight.
Friday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 52. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.
Saturday
A 20 percent chance of showers after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 73.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 50.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly cloudy, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
A chance of rain. Mostly cloudy, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Troutdale OR
 45.63°N 122.39°W (Elev. 413 ft)
Last Update:
9:41 pm PDT Aug 26, 2026
Forecast Valid:
10pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation