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

45°F

7°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 39°F (4°C)
Visibility 9.00 mi
Last update 18 Apr 04:00 AM PDT
Extended Forecast for

5 Miles ENE Portland International Airport OR

  • Today

    Today: Mostly sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Calm wind becoming east around 5 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 75. East wind 3 to 6 mph.

    High: 75 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. North northwest wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 73 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 57.

    High: 57 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 48. Calm wind becoming east around 5 mph.
Sunday
Mostly cloudy, with a high near 75. East wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 50. North northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.
Wednesday
Rain likely. Mostly cloudy, with a high near 57.
Wednesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Portland International Airport OR
 45.61°N 122.51°W (Elev. 272 ft)
Last Update:
3:41 am PDT Apr 18, 2026
Forecast Valid:
4am PDT Apr 18, 2026-6pm PDT Apr 24, 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