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

64°F

18°C

Humidity 36%
Wind Speed E 19 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 07 Oct 10:00 AM PDT
Extended Forecast for

Happy Valley OR

  • Today

    Today: Sunny, with a high near 75. East northeast wind 5 to 11 mph becoming west in the afternoon.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Light and variable wind becoming north northwest 5 to 7 mph in the evening.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. West northwest wind around 6 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 44. West northwest wind around 6 mph becoming north northeast after midnight.

    Low: 44 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 61. East northeast wind around 5 mph becoming north northwest in the afternoon.

    High: 61 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Rain Likely

  • Saturday

    Saturday: Rain. Cloudy, with a high near 57.

    High: 57 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 75. East northeast wind 5 to 11 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 48. Light and variable wind becoming north northwest 5 to 7 mph in the evening.
Wednesday
Mostly sunny, with a high near 60. West northwest wind around 6 mph.
Wednesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 44. West northwest wind around 6 mph becoming north northeast after midnight.
Thursday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 61. East northeast wind around 5 mph becoming north northwest in the afternoon.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 48.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49.
Saturday
Rain. Cloudy, with a high near 57.
Saturday Night
Rain. Cloudy, with a low around 46.
Sunday
Rain likely. Mostly cloudy, with a high near 55.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44.
Columbus Day
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
 45.46°N 122.56°W (Elev. 925 ft)
Last Update:
9:41 am PDT Oct 7, 2025
Forecast Valid:
10am PDT Oct 7, 2025-6pm PDT Oct 13, 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