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

52°F

11°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 07:00 AM PDT
Extended Forecast for

Happy Valley OR

  • Today

    Today: Sunny, with a high near 81. North northeast wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. North wind 8 to 13 mph becoming light north northwest after midnight. Winds could gust as high as 22 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. Light north wind becoming north northwest 5 to 10 mph in the morning.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. North northwest wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Northwest wind 5 to 7 mph.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Rain likely, mainly after 11am. Mostly cloudy, with a high near 60. Breezy.

    High: 60 °F

    Rain Likely
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 81. North northeast wind 5 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 53. North wind 8 to 13 mph becoming light north northwest after midnight. Winds could gust as high as 22 mph.
Friday
Sunny, with a high near 79. Light north wind becoming north northwest 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 52. North northwest wind 5 to 13 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 76. Northwest wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly cloudy, with a low around 50.
Memorial Day
Rain likely, mainly after 11am. Mostly cloudy, with a high near 60. Breezy.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 46. Breezy.
Tuesday
A chance of rain and thunderstorms. Partly sunny, with a high near 64.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 68.
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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:
6:41 am PDT May 21, 2026
Forecast Valid:
7am PDT May 21, 2026-6pm PDT May 27, 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