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 87%
Wind Speed WSW 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 22 Apr 04:35 AM PDT
Extended Forecast for

2 Miles NNE Troutdale OR

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 48. West southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain, mainly before 3pm. High near 56. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 56 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Chance Rain
    and Breezy
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. South wind around 7 mph becoming west in the afternoon.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. West wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

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

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 48. West southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday
Rain, mainly before 3pm. High near 56. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 28 mph.
Thursday
Partly sunny, with a high near 62. South wind around 7 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 42. West wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 66.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Monday
A slight chance of rain. Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Troutdale OR
 45.57°N 122.37°W (Elev. 141 ft)
Last Update:
4:41 am PDT Apr 22, 2026
Forecast Valid:
4am PDT Apr 22, 2026-6pm PDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation