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

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Mostly Cloudy

52°F

11°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	29.78 in (1008.47 mb)
Dewpoint	50°F (10°C)
Visibility	10.00 mi
Last update	30 Sep 06:30 AM PDT

More Information:

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

Extended Forecast for

8 Miles WNW Delta Park OR

Today
High: 69 °F
Partly Sunny
then Showers
Tonight
Low: 55 °F
Showers
Wednesday
High: 67 °F
Showers
Wednesday Night
Low: 53 °F
Showers
Thursday
High: 66 °F
Showers
Thursday Night
Low: 51 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 69 °F
Patchy Fog
then Mostly
Sunny
Friday Night
Low: 50 °F
Slight Chance
Rain
Saturday
High: 67 °F
Slight Chance
Rain then
Mostly Sunny

Detailed Forecast

Today

Showers, mainly after 1pm. High near 69. Light south southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Showers before 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then showers likely and possibly a thunderstorm after midnight. Low around 55. South wind 7 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers likely, then showers and possibly a thunderstorm after 11am. High near 67. South wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers. Low around 53. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

Thursday

Showers likely, then showers and possibly a thunderstorm after 11am. High near 66. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

Thursday Night

A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

Friday

Patchy fog before 8am. Otherwise, partly sunny, with a high near 69.

Friday Night

A slight chance of rain after 11pm. Partly cloudy, with a low around 50.

Saturday

A slight chance of rain before 11am. Partly sunny, with a high near 67.

Saturday Night

Partly cloudy, with a low around 48.

Sunday

Mostly sunny, with a high near 70.

Sunday Night

Mostly clear, with a low around 47.