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

53°F

12°C

Humidity 52%
Wind Speed E 11 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 15 Oct 12:53 AM PDT
Extended Forecast for

Happy Valley OR

  • Overnight

    Overnight: Clear, with a low around 41. North northeast wind around 6 mph.

    Low: 41 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. Light and variable wind becoming north northwest around 5 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. Light and variable wind.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 60. Light and variable wind becoming south southeast around 5 mph in the morning.

    High: 60 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 49. Calm wind becoming south around 5 mph after midnight.

    Low: 49 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am. Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Mostly cloudy, with a low around 51. Breezy.

    Low: 51 °F

    Rain and
    Breezy

Detailed Forecast

Overnight
Clear, with a low around 41. North northeast wind around 6 mph.
Wednesday
Sunny, with a high near 64. Light and variable wind becoming north northwest around 5 mph.
Wednesday Night
Mostly clear, with a low around 41. Light and variable wind.
Thursday
Increasing clouds, with a high near 60. Light and variable wind becoming south southeast around 5 mph in the morning.
Thursday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 49. Calm wind becoming south around 5 mph after midnight.
Friday
A 20 percent chance of rain before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 44.
Saturday
A slight chance of rain after 11am. Mostly sunny, with a high near 65.
Saturday Night
Rain. Mostly cloudy, with a low around 51. Breezy.
Sunday
Rain. Cloudy, with a high near 57.
Sunday Night
Rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 57.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 58.
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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:
12:41 am PDT Oct 15, 2025
Forecast Valid:
1am PDT Oct 15, 2025-6pm PDT Oct 21, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation