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

61°F

16°C

Humidity 82%
Wind Speed WSW 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 02:20 AM PDT
Extended Forecast for

2 Miles WNW Troutdale OR

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 59. Light west wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 81 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 83.

    High: 83 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 59. Light west wind.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly cloudy, with a high near 83.
Friday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 57.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Troutdale OR
 45.56°N 122.43°W (Elev. 171 ft)
Last Update:
2:01 am PDT Aug 19, 2026
Forecast Valid:
2am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
Forecast Discussion
 
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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