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

55°F

13°C

Humidity 87%
Wind Speed SW 9 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 27 Jun 08:20 AM PDT
Extended Forecast for

4 Miles NNW Troutdale OR

  • Today

    Today: Showers likely, then showers and possibly a thunderstorm after 11am. High near 63. Southwest wind around 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 50. South southwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly after noon. Mostly cloudy, with a high near 66. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 50. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 67. West southwest wind 6 to 8 mph.

    High: 67 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 49.

    Low: 49 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers likely, then showers and possibly a thunderstorm after 11am. High near 63. Southwest wind around 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 50. South southwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely, mainly after noon. Mostly cloudy, with a high near 66. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 50. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday
A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 67. West southwest wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 68.
Tuesday Night
Increasing clouds, with a low around 49.
Wednesday
Mostly cloudy, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A chance of rain. Mostly cloudy, with a high near 68.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 50.
Friday
A chance of rain. Mostly cloudy, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Troutdale OR
 45.6°N 122.44°W (Elev. 335 ft)
Last Update:
7:41 am PDT Jun 27, 2026
Forecast Valid:
8am PDT Jun 27, 2026-6pm PDT Jul 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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