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

54°F

12°C

Humidity 93%
Wind Speed NE 4 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Nov 06:00 AM PST
Extended Forecast for

4 Miles NE Troutdale OR

  • Today

    Today: Rain likely, mainly before 2pm. Mostly cloudy, with a high near 58. East southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain Likely

  • Tonight

    Tonight: A slight chance of rain before 11pm, then a chance of rain after 4am. Mostly cloudy, with a low around 47. Light east wind. Chance of precipitation is 30%.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am. High near 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 47. Southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm. High near 53. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm. Partly sunny, with a high near 53.

    High: 53 °F

    Rain Likely

Detailed Forecast

Today
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 58. East southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A slight chance of rain before 11pm, then a chance of rain after 4am. Mostly cloudy, with a low around 47. Light east wind. Chance of precipitation is 30%.
Sunday
Rain, mainly after 10am. High near 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 47. Southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before 4pm. High near 53. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 42.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Rain likely, mainly after 4pm. Partly sunny, with a high near 53.
Wednesday Night
Rain. Cloudy, with a low around 43.
Thursday
Rain likely. Mostly cloudy, with a high near 51.
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
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Troutdale OR
 45.59°N 122.35°W (Elev. 374 ft)
Last Update:
5:41 am PST Nov 15, 2025
Forecast Valid:
6am PST Nov 15, 2025-6pm PST Nov 21, 2025
 
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