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Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Clear

36°F

2°C

Humidity 69%
Wind Speed ENE 12 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 20 Jan 01:20 AM PST
Extended Forecast for

Happy Valley OR

  • Overnight

    Overnight: Mostly clear, with a low around 33. East northeast wind 11 to 14 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Breezy, with an east northeast wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 47 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. Breezy, with an east northeast wind 14 to 17 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. East northeast wind around 13 mph, with gusts as high as 22 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost after 4am.  Otherwise, mostly clear, with a low around 30. East northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Clear
    then Frost

  • Thursday

    Thursday: Widespread frost before 7am.  Otherwise, mostly sunny, with a high near 44.

    High: 44 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost between 10pm and 1am.  Otherwise, partly cloudy, with a low around 32.

    Low: 32 °F

    Frost

  • Friday

    Friday: Areas of frost between 10am and 11am.  Otherwise, mostly sunny, with a high near 45.

    High: 45 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Widespread frost, mainly after 1am.  Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Frost

Detailed Forecast

Overnight
Mostly clear, with a low around 33. East northeast wind 11 to 14 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 47. Breezy, with an east northeast wind 15 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 33. Breezy, with an east northeast wind 14 to 17 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 45. East northeast wind around 13 mph, with gusts as high as 22 mph.
Wednesday Night
Widespread frost after 4am. Otherwise, mostly clear, with a low around 30. East northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday
Widespread frost before 7am. Otherwise, mostly sunny, with a high near 44.
Thursday Night
Widespread frost between 10pm and 1am. Otherwise, partly cloudy, with a low around 32.
Friday
Areas of frost between 10am and 11am. Otherwise, mostly sunny, with a high near 45.
Friday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 31.
Saturday
Widespread frost before 10am. Otherwise, mostly sunny, with a high near 46.
Saturday Night
A chance of rain and snow. Areas of frost. Otherwise, partly cloudy, with a low around 32.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 45.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.56°W (Elev. 925 ft)
1:01 am PST Jan 20, 2026
1am PST Jan 20, 2026-6pm PST Jan 26, 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