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 76%
Wind Speed WSW 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 May 11:00 PM PDT
Extended Forecast for

4 Miles NE Portland International Airport OR

  • Tonight

    Tonight: Rain, mainly before 1am. Low around 44. Southwest wind around 8 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain and possibly a thunderstorm before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 56. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 41. West northwest wind 5 to 10 mph becoming light west southwest after midnight. Winds could gust as high as 20 mph.

    Low: 41 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 69.

    High: 69 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 1am. Low around 44. Southwest wind around 8 mph. Chance of precipitation is 80%.
Saturday
Rain and possibly a thunderstorm before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 56. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 41. West northwest wind 5 to 10 mph becoming light west southwest after midnight. Winds could gust as high as 20 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 44. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Portland International Airport OR
 45.61°N 122.54°W (Elev. 292 ft)
Last Update:
10:41 pm PDT May 15, 2026
Forecast Valid:
11pm PDT May 15, 2026-6pm PDT May 22, 2026
 
Forecast Discussion
 
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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