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Soliciting feedback on the Experimental Probabilistic Quantitative Precipitation Forecast (PQPF) Webpages through November 21, 2025

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Mist

70°F

21°C

Humidity	83%
Wind Speed	E 5 MPH
Barometer	30.13 in (1020.32 mb)
Dewpoint	64°F (18°C)
Visibility	6.00 mi
Last update	06 Aug 04:53 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Troutdale OR

Tonight
Low: 60 °F
Showers
Likely then
Chance
Showers
Thursday
High: 75 °F
Decreasing
Clouds
Thursday Night
Low: 53 °F
Mostly Clear
Friday
High: 81 °F
Becoming
Sunny
Friday Night
Low: 56 °F
Mostly Clear
Saturday
High: 84 °F
Mostly Sunny
Saturday Night
Low: 59 °F
Partly Cloudy
Sunday
High: 94 °F
Sunny
Sunday Night
Low: 65 °F
Clear

Detailed Forecast

Tonight

Showers likely, mainly before 3am. Mostly cloudy, with a low around 60. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday

Mostly cloudy, then gradually becoming sunny, with a high near 75. West wind around 7 mph.

Thursday Night

Mostly clear, with a low around 53. West wind 5 to 7 mph becoming calm in the evening.

Friday

Partly sunny, then gradually becoming sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.

Friday Night

Mostly clear, with a low around 56. West wind around 6 mph becoming calm in the evening.

Saturday

Mostly sunny, with a high near 84.

Saturday Night

Partly cloudy, with a low around 59.