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.

Partly Cloudy

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 17 May 03:35 AM PDT
Extended Forecast for

3 Miles S Portland OR

  • Overnight

    Overnight: Partly cloudy, with a low around 43. Light west wind.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 46. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 46 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. North northwest wind 9 to 14 mph becoming light northwest after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 43. Light west wind.
Sunday
Mostly sunny, with a high near 65. Calm wind becoming north northwest 5 to 8 mph in the morning.
Sunday Night
Increasing clouds, with a low around 46. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 46. North northwest wind 9 to 14 mph becoming light northwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 51.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Portland OR
 45.48°N 122.69°W (Elev. 518 ft)
Last Update:
3:42 am PDT May 17, 2026
Forecast Valid:
3am PDT May 17, 2026-6pm PDT May 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation