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

39°F

4°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 16 Oct 07:00 AM PDT
Extended Forecast for

2 Miles NNE Troutdale OR

  • Today

    Today: Mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers before midnight, then a slight chance of showers after 4am. Increasing clouds, with a low around 47. Calm wind. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers before 11am. Cloudy through mid morning, then gradual clearing, with a high near 60. Light and variable wind.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. West northwest wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Rain, mainly after 11pm. Low around 49. Chance of precipitation is 90%.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 56. Chance of precipitation is 100%.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: Showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Showers

  • Monday

    Monday: A chance of showers, mainly before 11am. Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 62. Calm wind.
Tonight
A slight chance of showers before midnight, then a slight chance of showers after 4am. Increasing clouds, with a low around 47. Calm wind. Chance of precipitation is 20%.
Friday
A 40 percent chance of showers before 11am. Cloudy through mid morning, then gradual clearing, with a high near 60. Light and variable wind.
Friday Night
Mostly clear, with a low around 40. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 65. Light and variable wind.
Saturday Night
Rain, mainly after 11pm. Low around 49. Chance of precipitation is 90%.
Sunday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 56. Chance of precipitation is 100%.
Sunday Night
Showers. Mostly cloudy, with a low around 46.
Monday
A chance of showers, mainly before 11am. Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Partly sunny, with a high near 58.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A slight chance of rain. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Troutdale OR
 45.59°N 122.38°W (Elev. 102 ft)
Last Update:
6:41 am PDT Oct 16, 2025
Forecast Valid:
7am PDT Oct 16, 2025-6pm PDT Oct 22, 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