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.

Partly Cloudy

70°F

21°C

Humidity 46%
Wind Speed W 9 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 26 Jun 06:20 PM PDT
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 52. South southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. High near 63. Southwest wind around 9 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers after 3am. Mostly cloudy, with a low around 51. Southwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers. Mostly cloudy, with a high near 66. West southwest wind 6 to 8 mph.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. West wind 6 to 9 mph.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 68.

    High: 68 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly after midnight. Mostly cloudy, with a low around 52. South southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Saturday
Showers, with thunderstorms also possible after 11am. High near 63. Southwest wind around 9 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers after 3am. Mostly cloudy, with a low around 51. Southwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 66. West southwest wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 51. West wind 6 to 9 mph.
Monday
Mostly cloudy, with a high near 68.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly cloudy, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 70.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 72.
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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:
5:41 pm PDT Jun 26, 2026
Forecast Valid:
6pm PDT Jun 26, 2026-6pm PDT Jul 3, 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