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.

Mostly Cloudy

68°F

20°C

Humidity 60%
Wind Speed SSW 10 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 10:35 PM PDT
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Increasing clouds, with a low around 59. South southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 76. South southwest wind 5 to 8 mph becoming north in the afternoon.

    High: 76 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. North wind around 8 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Patchy smoke after 9am. Sunny, with a high near 87. North wind 6 to 8 mph.

    High: 87 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. North wind 3 to 7 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. South southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 76. South southwest wind 5 to 8 mph becoming north in the afternoon.
Sunday Night
Mostly clear, with a low around 56. North wind around 8 mph.
Monday
Patchy smoke after 9am. Sunny, with a high near 87. North wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 61. North wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Partly sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.56°W (Elev. 925 ft)
Last Update:
10:41 pm PDT Aug 22, 2026
Forecast Valid:
10pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
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