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

54°F

12°C

Humidity 76%
Wind Speed SSW 17 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Apr 04:20 PM PDT
Extended Forecast for

4 Miles ENE Troutdale OR

  • This Afternoon

    This Afternoon: A 30 percent chance of rain. Mostly cloudy, with a high near 55. Breezy, with a southwest wind around 16 mph, with gusts as high as 30 mph.

    High: 55 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 45. Breezy, with a south wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Chance Rain
    and Breezy
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 62. South wind 6 to 8 mph becoming west in the afternoon.

    High: 62 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. West wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. Light east wind becoming northeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Breezy.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Breezy.

    High: 68 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. Breezy.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: A slight chance of rain after 11am. Mostly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Mostly cloudy, with a high near 55. Breezy, with a southwest wind around 16 mph, with gusts as high as 30 mph.
Tonight
A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 45. Breezy, with a south wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 62. South wind 6 to 8 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 43. West wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 68. Light east wind becoming northeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Friday Night
Mostly clear, with a low around 43. Breezy.
Saturday
Sunny, with a high near 68. Breezy.
Saturday Night
Mostly clear, with a low around 43. Breezy.
Sunday
A slight chance of rain after 11am. Mostly sunny, with a high near 67.
Sunday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 45.
Monday
A slight chance of rain. Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 74.
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Forecast Area
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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 22, 2026
Forecast Valid:
4pm PDT Apr 22, 2026-6pm PDT Apr 29, 2026
 
Forecast Discussion
 
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Additional Resources

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