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

54°F

12°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 May 04:00 AM PDT
Extended Forecast for

Clackamas OR

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 72 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 51. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming north 5 to 9 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 54. North wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming north northwest 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 51. North northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming north 5 to 9 mph in the morning.
Thursday Night
Clear, with a low around 54. North wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 82. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Mostly cloudy, with a low around 51.
Memorial Day
Rain likely. Mostly cloudy, with a high near 65.
Monday Night
Rain likely. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clackamas OR
 45.41°N 122.54°W (Elev. 200 ft)
Last Update:
3:41 am PDT May 20, 2026
Forecast Valid:
4am PDT May 20, 2026-6pm PDT May 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation