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

57°F

14°C

Humidity 87%
Wind Speed SSW 8 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 Jun 10:00 PM PDT
Extended Forecast for

3 Miles NNE Happy Valley OR

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 51. Southwest wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 66. West southwest wind 7 to 9 mph.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 51. West northwest wind 8 to 10 mph becoming southwest after midnight.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 11am. Mostly cloudy, with a high near 66. West southwest wind 8 to 10 mph.

    High: 66 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. West northwest wind 7 to 9 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 66.

    High: 66 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 51. Southwest wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 50 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 66. West southwest wind 7 to 9 mph.
Sunday Night
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 51. West northwest wind 8 to 10 mph becoming southwest after midnight.
Monday
A 20 percent chance of showers before 11am. Mostly cloudy, with a high near 66. West southwest wind 8 to 10 mph.
Monday Night
Mostly cloudy, with a low around 51. West northwest wind 7 to 9 mph.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
Mostly cloudy, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 68.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 51.
Friday
A chance of rain. Partly sunny, with a high near 70.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 51.
Independence Day
Mostly sunny, with a high near 75.
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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:
9:41 pm PDT Jun 27, 2026
Forecast Valid:
10pm PDT Jun 27, 2026-6pm PDT Jul 4, 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