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

73°F

23°C

Humidity 55%
Wind Speed WNW 3 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Aug 11:53 AM PDT
Extended Forecast for

4 Miles N Troutdale OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. West northwest wind 5 to 7 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. Northwest wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 83. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 82 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 54.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 82. West northwest wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 55. Northwest wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 83. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 54.
Wednesday
Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Increasing clouds, with a low around 57.
Friday
Mostly cloudy, with a high near 81.
Friday Night
A chance of rain. Mostly cloudy, with a low around 56.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Troutdale OR
 45.61°N 122.41°W (Elev. 200 ft)
Last Update:
11:41 am PDT Aug 16, 2026
Forecast Valid:
12pm PDT Aug 16, 2026-6pm PDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation