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

47°F

8°C

Humidity 55%
Wind Speed WNW 16 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Apr 05:53 PM PDT
Extended Forecast for

3 Miles N Lake Oswego OR

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a chance of showers. Snow level 1700 feet. Low around 36. South southwest wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers between 2pm and 4pm. Patchy frost before 8am. Snow level 1800 feet rising to 3300 feet in the afternoon. Otherwise, partly sunny, with a high near 56. South southwest wind around 6 mph.

    High: 56 °F

    Patchy Frost
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. Light northeast wind.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then a chance of showers. Snow level 1700 feet. Low around 36. South southwest wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers between 2pm and 4pm. Patchy frost before 8am. Snow level 1800 feet rising to 3300 feet in the afternoon. Otherwise, partly sunny, with a high near 56. South southwest wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 42. Light northeast wind.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49.
Sunday
A chance of rain. Mostly cloudy, with a high near 67.
Sunday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 49.
Monday
A slight chance of rain after 11am. Partly sunny, with a high near 69.
Monday Night
A chance of rain. Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60.
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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:
5:41 pm PDT Apr 15, 2026
Forecast Valid:
6pm PDT Apr 15, 2026-6pm PDT Apr 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