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

54°F

12°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Apr 03:00 AM PDT
Extended Forecast for

Portland OR

  • Overnight

    Overnight: Rain likely, mainly after 5am. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain, mainly before 3pm. High near 61. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 48. Southwest wind around 6 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 58. South southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 46. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, mainly before 3pm. High near 61. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 48. Southwest wind around 6 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 58. South southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 46. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 45.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.51°N 122.66°W (Elev. 200 ft)
Last Update:
2:41 am PDT Apr 21, 2026
Forecast Valid:
3am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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