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.

Rain

52°F

11°C

Humidity 76%
Wind Speed SW 10 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 May 09:20 PM PDT
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: A chance of showers and thunderstorms, then rain after 11pm. Low around 44. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Saturday

    Saturday: Rain and possibly a thunderstorm before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. High near 55. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly before 8pm. Mostly cloudy, with a low around 41. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 62. South southwest wind 5 to 7 mph becoming northwest in the afternoon.

    High: 62 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then rain after 11pm. Low around 44. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Saturday
Rain and possibly a thunderstorm before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. High near 55. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of rain, mainly before 8pm. Mostly cloudy, with a low around 41. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 62. South southwest wind 5 to 7 mph becoming northwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around 44. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.53°W (Elev. 581 ft)
Last Update:
8:42 pm PDT May 15, 2026
Forecast Valid:
9pm PDT May 15, 2026-6pm PDT May 22, 2026
 
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