National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

81°F

27°C

Humidity 26%
Wind Speed NNE 4 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 May 05:50 PM PDT
Extended Forecast for

2 Miles ESE Cedar Hills OR

  • Tonight

    Tonight: Mostly clear, with a low around 55. North wind 5 to 9 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Calm wind becoming north 5 to 8 mph in the morning.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. North wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Light north northwest wind.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. North northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Rain likely, mainly after 11am. Mostly cloudy, with a high near 64.

    High: 64 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 55. North wind 5 to 9 mph becoming calm after midnight.
Friday
Sunny, with a high near 83. Calm wind becoming north 5 to 8 mph in the morning.
Friday Night
Partly cloudy, with a low around 52. North wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 80. Light north northwest wind.
Saturday Night
Mostly clear, with a low around 50. North northwest wind 5 to 9 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Mostly cloudy, with a low around 52.
Memorial Day
Rain likely, mainly after 11am. Mostly cloudy, with a high near 64.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.
Tuesday
A chance of rain, mainly after 11am. Partly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A slight chance of rain. Partly sunny, with a high near 69.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Cedar Hills OR
 45.49°N 122.78°W (Elev. 364 ft)
Last Update:
5:41 pm PDT May 21, 2026
Forecast Valid:
6pm PDT May 21, 2026-6pm PDT May 28, 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