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

61°F

16°C

Humidity 59%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 25 Jun 01:20 AM PDT
Extended Forecast for

Happy Valley OR

  • Overnight

    Overnight: Partly cloudy, with a low around 56. Northeast wind 3 to 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 73. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.

    High: 73 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm. Low around 53. South southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 65. South southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 50. Southwest wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. High near 62. Chance of precipitation is 90%.

    High: 62 °F

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 11pm. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. Northeast wind 3 to 5 mph.
Thursday
Mostly cloudy, with a high near 73. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Rain, mainly after 11pm. Low around 53. South southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain and possibly a thunderstorm before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 65. South southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely. Mostly cloudy, with a low around 50. Southwest wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Saturday
Showers, with thunderstorms also possible after 11am. High near 62. Chance of precipitation is 90%.
Saturday Night
Showers, mainly before 11pm. Low around 49. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 63.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 50.
Monday
Mostly cloudy, with a high near 66.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly cloudy, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.44°N 122.52°W (Elev. 600 ft)
Last Update:
12:41 am PDT Jun 25, 2026
Forecast Valid:
1am PDT Jun 25, 2026-6pm PDT Jul 1, 2026
 
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