National Weather Service

News Headlines

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.

Clear

78°F

26°C

Humidity	24%
Wind Speed	SSW 5 MPH
Barometer	29.95 in (1014.22 mb)
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	24 May 03:53 PM PDT

More Information:

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

Extended Forecast for

Cedar Hills OR

Tonight
Low: 50 °F
Mostly Clear
Sunday
High: 74 °F
Partly Sunny
Sunday Night
Low: 54 °F
Chance
Showers
Memorial Day
High: 71 °F
Chance
Showers
Monday Night
Low: 48 °F
Partly Cloudy
Tuesday
High: 80 °F
Mostly Sunny
Tuesday Night
Low: 55 °F
Mostly Clear
Wednesday
High: 90 °F
Sunny
Wednesday Night
Low: 56 °F
Mostly Clear

Detailed Forecast

Tonight

Mostly clear, with a low around 50. Calm wind.

Sunday

Partly sunny, with a high near 74. Calm wind becoming south southwest around 6 mph in the afternoon.

Sunday Night

A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 54. West wind around 6 mph becoming calm in the evening.

Memorial Day

A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 71. Calm wind becoming south southwest around 6 mph in the afternoon.

Monday Night

Partly cloudy, with a low around 48. West wind around 6 mph becoming calm in the evening.

Tuesday

Mostly sunny, with a high near 80.

Tuesday Night

Mostly clear, with a low around 55.

Wednesday

Sunny, with a high near 90.

Wednesday Night

Mostly clear, with a low around 56.

Thursday

A slight chance of showers before 11am. Mostly sunny, with a high near 79.