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.

Clear

55°F

13°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 31 Aug 01:35 AM PDT
Extended Forecast for

2 Miles NNW Happy Valley OR

  • Overnight

    Overnight: Partly cloudy, with a low around 54. Light north wind.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 59. Calm wind becoming south southwest 5 to 9 mph after midnight. Winds could gust as high as 18 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of rain between 2pm and 3pm. Mostly cloudy, with a high near 72. South southwest wind around 8 mph. Chance of precipitation is 20%.

    High: 72 °F

    Cloudy then
    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 58. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 66. Chance of precipitation is 100%.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Low around 54. Chance of precipitation is 100%.

    Low: 54 °F

    Showers then
    Rain Likely

  • Thursday

    Thursday: Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 67.

    High: 67 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 54. Light north wind.
Monday
Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 59. Calm wind becoming south southwest 5 to 9 mph after midnight. Winds could gust as high as 18 mph.
Tuesday
A slight chance of rain between 2pm and 3pm. Mostly cloudy, with a high near 72. South southwest wind around 8 mph. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 58. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.
Wednesday
Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 66. Chance of precipitation is 100%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Low around 54. Chance of precipitation is 100%.
Thursday
Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 67.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 52.
Friday
A chance of rain. Partly sunny, with a high near 69.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Saturday
A slight chance of rain. Partly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
A slight chance of rain. Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Happy Valley OR
 45.48°N 122.56°W (Elev. 259 ft)
Last Update:
1:41 am PDT Aug 31, 2026
Forecast Valid:
1am PDT Aug 31, 2026-6pm PDT Sep 6, 2026
 
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