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.

Mostly Cloudy

81°F

27°C

Humidity 36%
Wind Speed W 5 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 28 Jul 04:20 PM PDT
Extended Forecast for

Troutdale OR

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. West northwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

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

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of rain before 11am. Mostly sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. Northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. West northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 57.
Saturday
A slight chance of rain before 11am. Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.55°N 122.37°W (Elev. 197 ft)
Last Update:
3:41 pm PDT Jul 28, 2026
Forecast Valid:
4pm PDT Jul 28, 2026-6pm PDT Aug 4, 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