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

74°F

23°C

Humidity 29%
Wind Speed E 14 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 19 Apr 03:53 PM PDT
Extended Forecast for

4 Miles ENE Troutdale OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 3pm. Partly sunny, with a high near 74. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 74 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 50. West southwest wind 5 to 10 mph becoming light after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 59. Light west southwest wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 46. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 56. Windy. Chance of precipitation is 80%.

    High: 56 °F

    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46. Windy.

    Low: 46 °F

    Chance Rain
    and Windy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of rain after 3pm. Partly sunny, with a high near 74. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50. West southwest wind 5 to 10 mph becoming light after midnight. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 59. Light west southwest wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 46. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 56. Windy. Chance of precipitation is 80%.
Wednesday Night
A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46. Windy.
Thursday
A slight chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 47.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
A slight chance of rain. Mostly sunny, 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 ENE Troutdale OR
 45.58°N 122.31°W (Elev. 112 ft)
Last Update:
3:41 pm PDT Apr 19, 2026
Forecast Valid:
4pm PDT Apr 19, 2026-6pm PDT Apr 26, 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