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

74°F

23°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 08:53 PM PDT
Extended Forecast for

3 Miles NE Troutdale OR

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 54. Northwest wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 82 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Light and variable wind.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 54. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Partly sunny, with a high near 81.
Friday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 56.
Saturday
Mostly cloudy, with a high near 76.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 55.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Troutdale OR
 45.57°N 122.34°W (Elev. 135 ft)
Last Update:
8:41 pm PDT Aug 17, 2026
Forecast Valid:
9pm PDT Aug 17, 2026-6pm PDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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