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Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Clear

37°F

3°C

Humidity 64%
Wind Speed E 28 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 20 Jan 06:35 PM PST
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Breezy, with an east northeast wind 17 to 20 mph, with gusts as high as 28 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. East northeast wind around 14 mph, with gusts as high as 23 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30. East northeast wind around 14 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 44. East northeast wind around 11 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 11pm.  Otherwise, partly cloudy, with a low around 30. East northeast wind 6 to 8 mph.

    Low: 30 °F

    Frost

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 29.

    Low: 29 °F

    Clear

  • Saturday

    Saturday: Widespread frost between 7am and 8am.  Otherwise, sunny, with a high near 45.

    High: 45 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. Breezy, with an east northeast wind 17 to 20 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 45. East northeast wind around 14 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 30. East northeast wind around 14 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 44. East northeast wind around 11 mph, with gusts as high as 20 mph.
Thursday Night
Widespread frost, mainly after 11pm. Otherwise, partly cloudy, with a low around 30. East northeast wind 6 to 8 mph.
Friday
Sunny, with a high near 46.
Friday Night
Clear, with a low around 29.
Saturday
Widespread frost between 7am and 8am. Otherwise, sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36.
Monday
A chance of rain. Partly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.56°W (Elev. 925 ft)
6:41 pm PST Jan 20, 2026
6pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database