National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

63°F

17°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 16 Aug 03:00 AM PDT
Extended Forecast for

Happy Valley OR

  • Overnight

    Overnight: Cloudy, with a steady temperature around 59. Calm wind.

    Low: 59 °F

    Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 83 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 57. North northwest wind around 5 mph becoming calm after midnight.

    Low: 57 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 84. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 84 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. North northwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 81.

    High: 81 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 59. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming north northwest around 6 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 57. North northwest wind around 5 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 84. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Increasing clouds, with a low around 58.
Friday
Partly sunny, with a high near 82.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 57.
Saturday
A slight chance of rain. Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.42°N 122.51°W (Elev. 289 ft)
Last Update:
2:41 am PDT Aug 16, 2026
Forecast Valid:
3am PDT Aug 16, 2026-6pm PDT Aug 22, 2026
 
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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