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 71%
Wind Speed N 0 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 08 Oct 07:20 AM PDT
Extended Forecast for

2 Miles NNW Happy Valley OR

  • Today

    Today: Partly sunny, with a high near 64. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of rain, mainly between 10pm and 3am. Mostly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 65. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 65 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 64. Light and variable wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 64 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 60. Chance of precipitation is 100%.

    High: 60 °F

    Rain

  • Saturday Night

    Saturday Night: Rain before 11pm, then showers and possibly a thunderstorm after 11pm. Cloudy, with a low around 47.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: Rain. Cloudy, with a high near 56.

    High: 56 °F

    Rain

Detailed Forecast

Today
Partly sunny, with a high near 64. Calm wind becoming west northwest around 6 mph in the afternoon.
Tonight
A 40 percent chance of rain, mainly between 10pm and 3am. Mostly cloudy, with a low around 49. Light and variable wind.
Thursday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 65. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 64. Light and variable wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Saturday
Rain. High near 60. Chance of precipitation is 100%.
Saturday Night
Rain before 11pm, then showers and possibly a thunderstorm after 11pm. Cloudy, with a low around 47.
Sunday
Rain. Cloudy, with a high near 56.
Sunday Night
Rain likely. Mostly cloudy, with a low around 46.
Columbus Day
A chance of rain. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Partly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
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:
7:36 am PDT Oct 8, 2025
Forecast Valid:
7am PDT Oct 8, 2025-6pm PDT Oct 14, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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