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

46°F

8°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 17 May 08:35 AM PDT
Extended Forecast for

3 Miles N Lake Oswego OR

  • Today

    Today: Mostly sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 46. North northwest wind around 6 mph becoming calm after midnight.

    Low: 46 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Light north northwest wind.

    High: 71 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. North northwest wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 70 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 49 °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

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.
Tonight
Increasing clouds, with a low around 46. North northwest wind around 6 mph becoming calm after midnight.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Light north northwest wind.
Monday Night
Mostly clear, with a low around 46. North northwest wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 70. Calm wind becoming north northwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 51.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lake Oswego OR
 45.46°N 122.71°W (Elev. 456 ft)
Last Update:
7:42 am PDT May 17, 2026
Forecast Valid:
8am PDT May 17, 2026-6pm PDT May 23, 2026
 
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Additional Resources

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