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

61°F

16°C

Humidity 82%
Wind Speed NW 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 01 Nov 01:55 PM PDT
Extended Forecast for

4 Miles N Troutdale OR

  • This Afternoon

    This Afternoon: A chance of rain before 4pm, then a chance of showers after 5pm. Mostly cloudy, with a high near 60. Breezy, with a west wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Showers likely, mainly before 5am. Mostly cloudy, with a low around 44. West wind 5 to 8 mph becoming south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. Light and variable wind becoming east northeast 6 to 11 mph in the evening. Winds could gust as high as 23 mph.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of rain. Mostly cloudy, with a high near 55. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 48. Breezy.

    Low: 48 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 58. Breezy.

    High: 58 °F

    Showers and
    Breezy

Detailed Forecast

This Afternoon
A chance of rain before 4pm, then a chance of showers after 5pm. Mostly cloudy, with a high near 60. Breezy, with a west wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before 5am. Mostly cloudy, with a low around 44. West wind 5 to 8 mph becoming south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 56. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 45. Light and variable wind becoming east northeast 6 to 11 mph in the evening. Winds could gust as high as 23 mph.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 55. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Tuesday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Tuesday Night
Rain. Cloudy, with a low around 48. Breezy.
Wednesday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 58. Breezy.
Wednesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 49. Breezy.
Thursday
Showers. Cloudy, with a high near 57. Breezy.
Thursday Night
Showers. Cloudy, with a low around 47. Breezy.
Friday
Showers. Cloudy, with a high near 54.
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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:
2:01 pm PDT Nov 1, 2025
Forecast Valid:
2pm PDT Nov 1, 2025-6pm PST Nov 7, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation