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.

Overcast

64°F

18°C

Humidity 63%
Wind Speed NA 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 03 Aug 12:53 PM PDT
Extended Forecast for

6 Miles NNE Troutdale OR

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 73. West northwest wind 7 to 9 mph.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. West northwest wind 5 to 9 mph.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 72. West southwest wind 3 to 7 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. West northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Calm wind becoming west around 6 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 30 percent chance of showers. Mostly cloudy, with a high near 76.

    High: 76 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 73. West northwest wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 51. West northwest wind 5 to 9 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 72. West southwest wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 51. West northwest wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 78. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 76.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58.
Thursday
A chance of showers before 11am. Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Troutdale OR
 45.62°N 122.32°W (Elev. 600 ft)
Last Update:
2:01 pm PDT Aug 3, 2025
Forecast Valid:
2pm PDT Aug 3, 2025-6pm PDT Aug 9, 2025
 
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