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.

Rain

61°F

16°C

Humidity 89%
Wind Speed SW 12 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 58°F (14°C)
Visibility 8.00 mi
Last update 01 Nov 12:53 PM PDT
Extended Forecast for

3 Miles NNE Happy Valley OR

  • This Afternoon

    This Afternoon: Rain, mainly before 3pm, then showers likely after 5pm. Steady temperature around 57. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of showers, mainly between 2am and 3am. Mostly cloudy, with a low around 45. West wind 6 to 8 mph becoming south after midnight.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 55. South wind around 6 mph becoming light and variable.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 45. East northeast wind 6 to 10 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 55. East wind 6 to 10 mph becoming south southeast in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers before 11pm, then rain after 11pm. Cloudy, with a low around 50.

    Low: 50 °F

    Showers

  • Wednesday

    Wednesday: Rain before 11am, then showers and possibly a thunderstorm after 11am. Cloudy, with a high near 58.

    High: 58 °F

    Showers

Detailed Forecast

This Afternoon
Rain, mainly before 3pm, then showers likely after 5pm. Steady temperature around 57. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 40 percent chance of showers, mainly between 2am and 3am. Mostly cloudy, with a low around 45. West wind 6 to 8 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 55. South wind around 6 mph becoming light and variable.
Sunday Night
Increasing clouds, with a low around 45. East northeast wind 6 to 10 mph.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 55. East wind 6 to 10 mph becoming south southeast in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Tuesday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Tuesday Night
Showers before 11pm, then rain after 11pm. Cloudy, with a low around 50.
Wednesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Cloudy, with a high near 58.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then rain after 11pm. Cloudy, with a low around 50. Breezy.
Thursday
Rain. Cloudy, with a high near 56. Breezy.
Thursday Night
Rain. Cloudy, with a low around 48. Breezy.
Friday
Rain. Cloudy, with a high near 54. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Happy Valley OR
 45.49°N 122.5°W (Elev. 587 ft)
Last Update:
12:41 pm PDT Nov 1, 2025
Forecast Valid:
1pm 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