National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Want to revisit 2025? Here's our year-end climate summary!

Our annual climate summary for Portland has been posted. Additional summaries for Astoria, Eugene, and Salem are available. For other climate summaries, visit our Observed Weather tab on our climate page. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

39°F

4°C

Humidity 80%
Wind Speed E 9 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 28 Jan 02:20 AM PST
Extended Forecast for

Happy Valley OR

  • Overnight

    Overnight: A 40 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 40. South wind around 14 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly before 2pm. High near 49. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.

    High: 49 °F

    Rain Likely
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 45. Southeast wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before 10am. High near 52. South wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 10pm, then a chance of rain after 4am. Cloudy, with a low around 45. East wind around 8 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely

  • Friday Night

    Friday Night: A 40 percent chance of rain before 10pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain after 4am. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
A 40 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 40. South wind around 14 mph, with gusts as high as 21 mph.
Wednesday
Rain, mainly before 2pm. High near 49. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.
Wednesday Night
Rain. Low around 45. Southeast wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain, mainly before 10am. High near 52. South wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of rain before 10pm, then a chance of rain after 4am. Cloudy, with a low around 45. East wind around 8 mph. Chance of precipitation is 40%.
Friday
Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain before 10pm. Mostly cloudy, with a low around 45.
Saturday
Mostly cloudy, with a high near 56.
Saturday Night
A chance of rain after 4am. Mostly cloudy, with a low around 43.
Sunday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 52.
Sunday Night
Rain likely. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Mostly cloudy, with a high near 52.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.44°N 122.52°W (Elev. 600 ft)
Last Update:
2:22 am PST Jan 28, 2026
Forecast Valid:
2am PST Jan 28, 2026-6pm PST Feb 3, 2026
 
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