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

64°F

18°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 27 Sep 07:50 PM PDT
Extended Forecast for

3 Miles NE Troutdale OR

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 75. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 75 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming east southeast after midnight.

    Low: 58 °F

    Chance Rain

  • Monday

    Monday: Rain. High near 67. South southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 53. South southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.

    High: 69 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: Rain before 11am, then showers and possibly a thunderstorm after 11am. Cloudy, with a high near 66.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Calm wind.
Sunday
Increasing clouds, with a high near 75. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming east southeast after midnight.
Monday
Rain. High near 67. South southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 53. South southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.
Wednesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Cloudy, with a high near 66.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 52.
Thursday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 65.
Thursday Night
Rain likely. Mostly cloudy, with a low around 52.
Friday
A chance of rain. Partly sunny, with a high near 66.
Friday Night
A chance of rain. Mostly cloudy, with a low around 50.
Saturday
A slight chance of rain. Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Troutdale OR
 45.57°N 122.34°W (Elev. 135 ft)
Last Update:
7:41 pm PDT Sep 27, 2025
Forecast Valid:
8pm PDT Sep 27, 2025-6pm PDT Oct 4, 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