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

69°F

21°C

Humidity 54%
Wind Speed W 6 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Sep 01:53 PM PDT
Extended Forecast for

3 Miles N Troutdale OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. Light west wind.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 71. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. Calm wind.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Rain

  • Friday

    Friday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 62. Chance of precipitation is 90%.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: A chance of rain before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Light west wind.
Tonight
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 71. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 50. Light and variable wind.
Thursday
Mostly cloudy, with a high near 71. Calm wind.
Thursday Night
Rain, mainly after 11pm. Low around 52. Chance of precipitation is 90%.
Friday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 62. Chance of precipitation is 90%.
Friday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Troutdale OR
 45.59°N 122.38°W (Elev. 102 ft)
Last Update:
2:01 pm PDT Sep 22, 2026
Forecast Valid:
2pm PDT Sep 22, 2026-6pm PDT Sep 28, 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