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

57°F

14°C

Humidity 44%
Wind Speed E 14 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Apr 10:20 AM PDT
Extended Forecast for

4 Miles N Troutdale OR

  • Today

    Today: Sunny, with a high near 72. East wind 5 to 10 mph becoming light in the afternoon.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 50. Calm wind becoming east around 6 mph after midnight.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 75. East wind 6 to 9 mph.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. North northwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 74 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 50 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. Chance of precipitation is 60%.

    High: 65 °F

    Rain Likely

  • Tuesday Night

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

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 57. Breezy.

    High: 57 °F

    Rain Likely
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 72. East wind 5 to 10 mph becoming light in the afternoon.
Tonight
Increasing clouds, with a low around 50. Calm wind becoming east around 6 mph after midnight.
Sunday
Partly sunny, with a high near 75. East wind 6 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 51. North northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
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, mainly before 11pm. 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:
9:41 am PDT Apr 18, 2026
Forecast Valid:
10am PDT Apr 18, 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