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

57°F

14°C

Humidity 74%
Wind Speed WNW 3 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 08 Oct 12:53 AM PDT
Extended Forecast for

Happy Valley OR

  • Overnight

    Overnight: Increasing clouds, with a low around 50. North northwest wind 3 to 5 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. Northwest wind 3 to 6 mph.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 11pm. Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 64. Light and variable wind becoming northwest around 5 mph in the afternoon.

    High: 64 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Rain Likely

  • Friday

    Friday: Rain. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Rain

  • Saturday

    Saturday: Rain. Cloudy, with a high near 59.

    High: 59 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Cloudy, with a low around 47.

    Low: 47 °F

    Rain

Detailed Forecast

Overnight
Increasing clouds, with a low around 50. North northwest wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 62. Northwest wind 3 to 6 mph.
Wednesday Night
A 30 percent chance of rain after 11pm. Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 64. Light and variable wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 63. Chance of precipitation is 80%.
Friday Night
Rain. Low around 49. Chance of precipitation is 80%.
Saturday
Rain. Cloudy, with a high near 59.
Saturday Night
Rain. Cloudy, with a low around 47.
Sunday
Rain. Mostly cloudy, with a high near 57.
Sunday Night
Rain likely. Mostly cloudy, with a low around 45.
Columbus Day
A chance of rain. Partly sunny, with a high near 59.
Monday Night
A chance of rain. Partly cloudy, with a low around 45.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 61.
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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:
12:41 am PDT Oct 8, 2025
Forecast Valid:
1am PDT Oct 8, 2025-6pm PDT Oct 14, 2025
 
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