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

66°F

19°C

Humidity 56%
Wind Speed SSW 3 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 May 10:53 PM PDT
Extended Forecast for

3 Miles NE Troutdale OR

  • Tonight

    Tonight: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 79. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 52. Northwest wind 6 to 11 mph becoming light west in the evening. Winds could gust as high as 22 mph.

    Low: 52 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 76 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. Northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Rain likely, mainly after 11am. Mostly cloudy, with a high near 64. Breezy.

    High: 64 °F

    Rain Likely
    and Breezy

  • Monday Night

    Monday Night: Rain. Mostly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Rain and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 79. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Increasing clouds, with a low around 52. Northwest wind 6 to 11 mph becoming light west in the evening. Winds could gust as high as 22 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 76. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 50. Northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 21 mph.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 52.
Memorial Day
Rain likely, mainly after 11am. Mostly cloudy, with a high near 64. Breezy.
Monday Night
Rain. Mostly cloudy, with a low around 47. Breezy.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A slight chance of rain. Partly sunny, with a high near 67.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Thursday
A slight chance of rain. Partly sunny, with a high near 69.
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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:
10:41 pm PDT May 21, 2026
Forecast Valid:
11pm PDT May 21, 2026-6pm PDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation