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

54°F

12°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 22 May 06:53 AM PDT
Extended Forecast for

Troutdale OR

  • Today

    Today: Sunny, with a high near 78. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 53. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. Northwest wind 5 to 10 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 76. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Rain, mainly after 11am. High near 63. Breezy. Chance of precipitation is 80%.

    High: 63 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 11pm, then rain after 11pm. Cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 78. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Tonight
Increasing clouds, with a low around 53. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 50. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 21 mph.
Sunday
Mostly sunny, with a high near 76. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 54.
Memorial Day
Rain, mainly after 11am. High near 63. Breezy. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 11pm, then rain after 11pm. Cloudy, with a low around 47. Breezy.
Tuesday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 48.
Wednesday
A slight chance of rain. Partly sunny, with a high near 66.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.55°N 122.37°W (Elev. 197 ft)
Last Update:
6:41 am PDT May 22, 2026
Forecast Valid:
7am PDT May 22, 2026-6pm PDT May 28, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation