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.

Overcast

13°C

55°F

Humidity 93%
Wind Speed E 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 12°C (54°F)
Visibility 16 km
Last update 04 Sep 07:15 AM PDT
Extended Forecast for

3 Miles SSW Portland OR

  • Today

    Today: A slight chance of showers and thunderstorms between 2pm and 4pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 21. Calm wind. Chance of precipitation is 20%.

    High: 21 °C

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 11. Calm wind.

    Low: 11 °C

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A 10 percent chance of showers before 7am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 22. Calm wind.

    High: 22 °C

    Slight Chance
    Showers and
    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °C

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 23. Calm wind.

    High: 23 °C

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 12.

    Low: 12 °C

    Slight Chance
    Showers then
    Partly Cloudy

  • Labor Day

    Labor Day: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 24.

    High: 24 °C

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 12.

    Low: 12 °C

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 24.

    High: 24 °C

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 2pm and 4pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 21. Calm wind. Chance of precipitation is 20%.
Tonight
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 11. Calm wind.
Saturday
A 10 percent chance of showers before 7am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 22. Calm wind.
Saturday Night
Mostly cloudy, with a low around 11. Calm wind.
Sunday
Partly sunny, with a high near 23. Calm wind.
Sunday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 12.
Labor Day
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 24.
Monday Night
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 12.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Mostly clear, with a low around 13.
Thursday
Mostly sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Portland OR
 45.48°N 122.72°W (Elev. 400 m)
Last Update:
6:41 am PDT Sep 4, 2026
Forecast Valid:
7am PDT Sep 4, 2026-6pm PDT Sep 10, 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