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

64°F

18°C

Humidity 42%
Wind Speed WSW 11 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 19 May 03:00 PM PDT
Extended Forecast for

Portland International Airport OR

  • This Afternoon

    This Afternoon: A 30 percent chance of showers after 5pm. Mostly sunny, with a high near 66. West southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 2am. Mostly cloudy, with a low around 49. South southwest wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly between 2pm and 5pm. Mostly cloudy, with a high near 63. South southwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 48. West wind around 6 mph becoming calm in the evening.

    Low: 48 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers after 5pm. Mostly sunny, with a high near 66. West southwest wind around 14 mph, with gusts as high as 21 mph.
Tonight
Showers likely, mainly after 2am. Mostly cloudy, with a low around 49. South southwest wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Tuesday
Showers likely, mainly between 2pm and 5pm. Mostly cloudy, with a high near 63. South southwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 48. West wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 69. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 69.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Saturday
A slight chance of showers. Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A slight chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.6°N 122.6°W (Elev. 200 ft)
Last Update:
1:55 pm PDT May 19, 2025
Forecast Valid:
3pm PDT May 19, 2025-6pm PDT May 25, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation