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Current conditions at
Portland, Portland-Troutdale Airport (KTTD)
Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.
Clear
57°F
14°C
| Humidity | 89% |
| Wind Speed | N 0 MPH |
| Barometer | 30.16 in (1021.34 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 18 Sep 09:53 PM PDT |
Extended Forecast for
Happy Valley OR
Tonight

Low: 53 °F
Partly Cloudy
Saturday
High: 79 °F
Patchy Fog
then SunnySaturday Night

Low: 53 °F
Increasing
CloudsSunday

High: 82 °F
Becoming
SunnySunday Night

Low: 54 °F
Mostly Clear
Monday

High: 76 °F
Mostly Sunny
Monday Night

Low: 54 °F
Partly Cloudy
Tuesday

High: 72 °F
Partly Sunny
Tuesday Night

Low: 51 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 53. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming north northwest around 5 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 53. Light north wind.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. North northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Friday
A slight chance of rain. Partly sunny, with a high near 69.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Happy Valley OR
45.43°N 122.55°W (Elev. 423 ft)
45.43°N 122.55°W (Elev. 423 ft)
9:41 pm PDT Sep 18, 2026
10pm PDT Sep 18, 2026-6pm PDT Sep 25, 2026


