National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Clear

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Nov 03:00 AM PST
Extended Forecast for

5 Miles N Troutdale OR

  • Overnight

    Overnight: Areas of frost. Otherwise, mostly clear, with a low around 34. Northeast wind around 6 mph.

    Low: 34 °F

    Areas Frost

  • Wednesday

    Wednesday: Areas of frost before 7am. Otherwise, mostly sunny, with a high near 53. East wind around 11 mph, with gusts as high as 21 mph.

    High: 53 °F

    Areas Frost
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Rain. Low around 42. East wind 8 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 possible.

    Low: 42 °F

    Rain Likely
    then Rain

  • Thursday

    Thursday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. East wind around 6 mph. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 39. East wind 3 to 5 mph.

    Low: 39 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Overnight
Areas of frost. Otherwise, mostly clear, with a low around 34. Northeast wind around 6 mph.
Wednesday
Areas of frost before 7am. Otherwise, mostly sunny, with a high near 53. East wind around 11 mph, with gusts as high as 21 mph.
Wednesday Night
Rain. Low around 42. East wind 8 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 possible.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. East wind around 6 mph. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 39. East wind 3 to 5 mph.
Friday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 52.
Friday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Mostly cloudy, with a high near 55.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Cloudy, with a high near 54.
Sunday Night
Rain likely. Mostly cloudy, with a low around 43.
Monday
Rain likely. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Troutdale OR
 45.63°N 122.39°W (Elev. 413 ft)
Last Update:
2:45 am PST Nov 19, 2025
Forecast Valid:
3am PST Nov 19, 2025-6pm PST Nov 25, 2025
 
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