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

48°F

9°C

Humidity 66%
Wind Speed ENE 4 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 17 Apr 11:35 PM PDT
Extended Forecast for

4 Miles N Troutdale OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Light east wind.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. East wind 3 to 5 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 50. Calm wind becoming east around 5 mph after midnight.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 75. East wind around 7 mph.

    High: 75 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. North wind around 6 mph becoming calm after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 65.

    High: 65 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Light east wind.
Saturday
Mostly sunny, with a high near 72. East wind 3 to 5 mph.
Saturday Night
Increasing clouds, with a low around 50. Calm wind becoming east around 5 mph after midnight.
Sunday
Mostly cloudy, with a high near 75. East wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 51. North wind around 6 mph becoming calm after midnight.
Monday
Mostly cloudy, with a high near 74.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 65.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 48.
Wednesday
Rain likely. Mostly cloudy, with a high near 57. Breezy.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 68.
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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:
11:41 pm PDT Apr 17, 2026
Forecast Valid:
11pm PDT Apr 17, 2026-6pm PDT Apr 24, 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