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.

Clear

57°F

14°C

Humidity 50%
Wind Speed W 5 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 39°F (4°C)
Visibility 9.00 mi
Last update 20 Apr 10:20 AM PDT
Extended Forecast for

4 Miles S Portland OR

  • Today

    Today: A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 73. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 73 °F

    Partly Sunny
    then Chance
    Rain

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 51. West southwest wind around 6 mph becoming calm after midnight. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 60. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 47. West southwest wind around 6 mph.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 56. Southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 73. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 51. West southwest wind around 6 mph becoming calm after midnight. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 60. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47. West southwest wind around 6 mph.
Wednesday
Rain likely. Mostly cloudy, with a high near 56. Southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Portland OR
 45.46°N 122.68°W (Elev. 387 ft)
Last Update:
9:41 am PDT Apr 20, 2026
Forecast Valid:
10am PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
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