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.

Mostly Cloudy

37°F

3°C

Humidity 100%
Wind Speed W 3 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Nov 04:35 AM PST
Extended Forecast for

4 Miles SW Portland OR

  • Today

    Today: Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 53. Calm wind becoming east northeast around 5 mph in the morning.

    High: 53 °F

    Patchy Frost
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 42. East wind around 6 mph.

    Low: 42 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 53. East wind 3 to 5 mph.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of rain. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind.
Tonight
Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 36. Calm wind.
Wednesday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 53. Calm wind becoming east northeast around 5 mph in the morning.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42. East wind around 6 mph.
Thursday
A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 53. East wind 3 to 5 mph.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 52.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Mostly cloudy, with a high near 54.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 53.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
Rain likely. Mostly cloudy, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Portland OR
 45.48°N 122.72°W (Elev. 400 ft)
Last Update:
4:45 am PST Nov 18, 2025
Forecast Valid:
4am PST Nov 18, 2025-6pm PST Nov 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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