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

73°F

23°C

Humidity 57%
Wind Speed SW 9 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 12:53 PM PDT
Extended Forecast for

Clackamas OR

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 3pm. Cloudy, with a high near 83. South southwest wind 3 to 5 mph.

    High: 83 °F

    Chance
    T-storms

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 59 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Southwest wind 5 to 8 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 60. Southwest wind 6 to 8 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 81 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 3pm. Cloudy, with a high near 83. South southwest wind 3 to 5 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Southwest wind 5 to 8 mph.
Saturday Night
Increasing clouds, with a low around 60. Southwest wind 6 to 8 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 79.
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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:
12:41 pm PDT Aug 21, 2026
Forecast Valid:
1pm PDT Aug 21, 2026-6pm PDT Aug 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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