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

66°F

19°C

Humidity 45%
Wind Speed S 13 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Apr 03:20 PM PDT
Extended Forecast for

Portland OR

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 76. West wind around 7 mph.

    High: 76 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Cloudy, with a high near 61. Calm wind becoming west southwest around 6 mph in the morning. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 48. Southwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely before 11am, then showers after 11am. High near 57. South southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Thursday Night

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

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 76. West wind around 7 mph.
Tonight
Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers likely. Cloudy, with a high near 61. Calm wind becoming west southwest around 6 mph in the morning. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 48. Southwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely before 11am, then showers after 11am. High near 57. South southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 47.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.53°N 122.67°W (Elev. 200 ft)
Last Update:
2:41 pm PDT Apr 20, 2026
Forecast Valid:
3pm PDT Apr 20, 2026-6pm PDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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