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.

Overcast

59°F

15°C

Humidity 58%
Wind Speed SSW 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 14 Nov 09:20 PM PST
Extended Forecast for

4 Miles N Troutdale OR

  • Tonight

    Tonight: Showers. Low around 51. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after 10am. Mostly cloudy, with a high near 58. East wind around 6 mph becoming calm in the morning. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 47. Light northeast wind.

    Low: 47 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly between 10am and 4pm, then rain after 4pm. High near 56. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: Rain. Low around 48. South southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 4am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Showers. Low around 51. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 40 percent chance of showers, mainly after 10am. Mostly cloudy, with a high near 58. East wind around 6 mph becoming calm in the morning. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 47. Light northeast wind.
Sunday
Showers, mainly between 10am and 4pm, then rain after 4pm. High near 56. Light and variable wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain. Low around 48. South southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 52.
Tuesday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 53.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 44.
Thursday
Rain likely. Mostly cloudy, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 41.
Friday
A chance of rain. Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Troutdale OR
 45.61°N 122.41°W (Elev. 200 ft)
Last Update:
8:41 pm PST Nov 14, 2025
Forecast Valid:
9pm PST Nov 14, 2025-6pm PST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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