National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Partly Cloudy

76°F

24°C

Humidity 50%
Wind Speed WSW 8 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Aug 08:53 PM PDT
Extended Forecast for

3 Miles S Portland OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 75. South southwest wind around 6 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. North northwest wind 3 to 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 75. North northwest wind 3 to 5 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. North northwest wind 3 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 75. South southwest wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 56. North northwest wind 3 to 5 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 75. North northwest wind 3 to 5 mph.
Friday Night
Partly cloudy, with a low around 55. North northwest wind 3 to 7 mph.
Saturday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 53.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A chance of rain. Mostly cloudy, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Portland OR
 45.48°N 122.69°W (Elev. 518 ft)
Last Update:
8:41 pm PDT Aug 26, 2026
Forecast Valid:
9pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
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