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.

Clear

77°F

25°C

Humidity 50%
Wind Speed WSW 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 57°F (14°C)
Visibility 4.00 mi
Heat Index79°F (26°C)
Last update 06 Aug 11:20 AM PDT
Extended Forecast for

Happy Valley OR

Heat Advisory August 6, 11:41am until August 6, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 6, 11:41am until August 6, 11:00pm

    NOW until 11:00pm Thu

    Heat Advisory

  • Today

    High: 88 °F

    Patchy Smoke

  • Tonight

    Tonight: Mostly clear, with a low around 59. North northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. North northwest wind 3 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Northwest wind 3 to 7 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Today
Patchy smoke after noon. Sunny, with a high near 88. North northwest wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 59. North northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 86. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. North northwest wind 3 to 7 mph.
Saturday
Sunny, with a high near 84. Northwest wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 80.
Monday Night
Clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Mostly sunny, with a high near 77.
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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:
11:27 am PDT Aug 6, 2026
Forecast Valid:
11am PDT Aug 6, 2026-6pm PDT Aug 12, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation