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

51°F

11°C

Humidity 58%
Wind Speed E 8 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Apr 11:53 PM PDT
Extended Forecast for

4 Miles ENE Troutdale OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. East wind around 6 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. East wind around 6 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 50. East northeast wind 3 to 8 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 76. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 76 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. Northeast wind around 6 mph becoming light and variable after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 66.

    High: 66 °F

    Rain Likely

  • Tuesday Night

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

    Low: 48 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. East wind around 6 mph.
Saturday
Mostly sunny, with a high near 72. East wind around 6 mph.
Saturday Night
Increasing clouds, with a low around 50. East northeast wind 3 to 8 mph.
Sunday
Mostly cloudy, with a high near 76. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 51. Northeast wind around 6 mph becoming light and variable after midnight.
Monday
Mostly cloudy, with a high near 75.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 51.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 66.
Tuesday Night
Rain. Mostly cloudy, with a low around 48.
Wednesday
Rain. Mostly cloudy, with a high near 57. Breezy.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 46. Breezy.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
A slight chance of rain. 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 ENE Troutdale OR
 45.58°N 122.31°W (Elev. 112 ft)
Last Update:
11:41 pm PDT Apr 17, 2026
Forecast Valid:
12am 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