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

41°F

5°C

Humidity 93%
Wind Speed ESE 6 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 18 Nov 03:00 AM PST
Extended Forecast for

5 Miles ENE Portland International Airport OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain between 9am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 54. East wind 6 to 9 mph.

    High: 54 °F

    Patchy Frost
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 41. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 4pm. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. Calm wind.
Tuesday
A slight chance of rain between 9am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind. Chance of precipitation is 20%.
Tuesday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 35. Light and variable wind.
Wednesday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 54. East wind 6 to 9 mph.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41. East wind around 10 mph, with gusts as high as 20 mph.
Thursday
A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A chance of rain, mainly after 4pm. Partly sunny, with a high near 53.
Friday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Mostly cloudy, with a high near 54.
Saturday Night
Rain likely. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Mostly cloudy, with a high near 53.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
Rain likely. Mostly cloudy, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Portland International Airport OR
 45.61°N 122.51°W (Elev. 272 ft)
Last Update:
2:41 am PST Nov 18, 2025
Forecast Valid:
3am PST Nov 18, 2025-6pm PST Nov 24, 2025
 
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Additional Resources

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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