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

50°F

10°C

Humidity 96%
Wind Speed E 3 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 16 Nov 08:53 AM PST
Extended Forecast for

4 Miles N Troutdale OR

  • Today

    Today: Rain, mainly after 11am. High near 55. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Chance Rain
    then Rain

  • Tonight

    Tonight: Rain. Low around 47. East southeast wind around 6 mph becoming west northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm. High near 53. West wind around 6 mph. Chance of precipitation is 80%.

    High: 53 °F

    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 50. Light west southwest wind.

    High: 50 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 10am. Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 53.

    High: 53 °F

    Rain Likely

Detailed Forecast

Today
Rain, mainly after 11am. High near 55. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Low around 47. East southeast wind around 6 mph becoming west northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before 4pm. High near 53. West wind around 6 mph. Chance of precipitation is 80%.
Monday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 42. Calm wind.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 50. Light west southwest wind.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 54.
Wednesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 42.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 53.
Thursday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 41.
Friday
A chance of rain. Partly sunny, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 44.
Saturday
Rain likely. Mostly cloudy, with a high near 52.
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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:
8:41 am PST Nov 16, 2025
Forecast Valid:
9am PST Nov 16, 2025-6pm PST Nov 22, 2025
 
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