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.

Overcast

59°F

15°C

Humidity 83%
Wind Speed E 3 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 03 Oct 08:53 PM PDT
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Showers likely, mainly between 3am and 4am. Mostly cloudy, with a low around 53. South southwest wind 3 to 7 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 63. Southwest wind 5 to 7 mph. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 49. Calm wind becoming north northwest around 6 mph in the evening.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 68. Northeast wind 5 to 13 mph, with gusts as high as 18 mph.

    High: 68 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48. Northeast wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 51. Breezy.

    Low: 51 °F

    Clear then
    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly between 3am and 4am. Mostly cloudy, with a low around 53. South southwest wind 3 to 7 mph. Chance of precipitation is 60%.
Saturday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 63. Southwest wind 5 to 7 mph. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 49. Calm wind becoming north northwest around 6 mph in the evening.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 68. Northeast wind 5 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 48. Northeast wind 9 to 11 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 72.
Monday Night
Clear, with a low around 51. Breezy.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A slight chance of showers after 11am. Mostly sunny, with a high near 68.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 50.
Thursday
A chance of showers. Partly sunny, with a high near 67.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 49.
Friday
A chance of showers. Partly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.56°W (Elev. 925 ft)
Last Update:
8:41 pm PDT Oct 3, 2025
Forecast Valid:
9pm PDT Oct 3, 2025-6pm PDT Oct 10, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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