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

57°F

14°C

Humidity 67%
Wind Speed WNW 3 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 30 Jun 09:10 AM PDT
Extended Forecast for

5 Miles NNW Troutdale OR

  • Today

    Today: A slight chance of showers between 10am and 2pm. Mostly cloudy, with a high near 67. West wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Increasing clouds, with a low around 49. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 67. West northwest wind 3 to 6 mph.

    High: 67 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 71. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between 10am and 2pm. Mostly cloudy, with a high near 67. West wind 6 to 8 mph. Chance of precipitation is 20%.
Tonight
Increasing clouds, with a low around 49. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Wednesday
A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 67. West northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 48. Northwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 71. Calm wind becoming west northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 52.
Independence Day
Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 53.
Monday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Troutdale OR
 45.63°N 122.42°W (Elev. 299 ft)
Last Update:
8:41 am PDT Jun 30, 2026
Forecast Valid:
9am PDT Jun 30, 2026-6pm PDT Jul 6, 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