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.

Overcast

52°F

11°C

Humidity 81%
Wind Speed WSW 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Apr 01:20 AM PDT
Extended Forecast for

Portland International Airport OR

  • Overnight

    Overnight: A chance of showers before 5am, then a chance of rain after 5am. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Rain before 4pm, then a chance of rain after 5pm. High near 56. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A 10 percent chance of rain before 7pm. Mostly cloudy, with a low around 45. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. South wind around 6 mph becoming west southwest in the afternoon.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. West northwest wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

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

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

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

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers before 5am, then a chance of rain after 5am. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Wednesday
Rain before 4pm, then a chance of rain after 5pm. High near 56. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 10 percent chance of rain before 7pm. Mostly cloudy, with a low around 45. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday
Partly sunny, with a high near 62. South wind around 6 mph becoming west southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 43. West northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 44.
Sunday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.6°N 122.6°W (Elev. 200 ft)
Last Update:
1:27 am PDT Apr 22, 2026
Forecast Valid:
1am PDT Apr 22, 2026-6pm PDT Apr 28, 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