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.

Rain

48°F

9°C

Humidity 70%
Wind Speed E 17 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Nov 11:20 PM PST
Extended Forecast for

Troutdale OR

  • Tonight

    Tonight: Rain, mainly before 5am. Steady temperature around 45. East wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: A 30 percent chance of rain after 3pm. Partly sunny, with a high near 53. East wind around 6 mph becoming calm in the afternoon.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Tonight
Rain, mainly before 5am. Steady temperature around 45. East wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 30 percent chance of rain after 3pm. Partly sunny, with a high near 53. East wind around 6 mph becoming calm in the afternoon.
Thursday Night
Partly cloudy, with a low around 38. Calm wind.
Friday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 51. Calm wind.
Friday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 41. Calm wind.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 54.
Sunday Night
Rain likely. Mostly cloudy, with a low around 43.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 52.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A slight chance of rain. Partly sunny, with a high near 50.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 36.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.4°W (Elev. 102 ft)
Last Update:
10:41 pm PST Nov 19, 2025
Forecast Valid:
11pm PST Nov 19, 2025-6pm PST Nov 26, 2025
 
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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