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

57°F

14°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 24 Aug 04:20 AM PDT
Extended Forecast for

Happy Valley OR

  • Today

    Today: Patchy smoke after 10am. Sunny, with a high near 92. Northeast wind 5 to 8 mph.

    High: 92 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke before midnight. Mostly clear, with a low around 62. North northeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Patchy Smoke
    then Mostly
    Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 87. Southwest wind 3 to 7 mph.

    High: 87 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 77.

    High: 77 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy smoke after 10am. Sunny, with a high near 92. Northeast wind 5 to 8 mph.
Tonight
Patchy smoke before midnight. Mostly clear, with a low around 62. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 87. Southwest wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 57. Southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 55.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 56.
Saturday
A slight chance of rain. Partly sunny, with a high near 74.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.43°N 122.55°W (Elev. 423 ft)
Last Update:
3:41 am PDT Aug 24, 2026
Forecast Valid:
4am PDT Aug 24, 2026-6pm PDT Aug 30, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation