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.

Overcast

73°F

23°C

Humidity 49%
Wind Speed S 5 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 Aug 01:35 PM PDT
Extended Forecast for

3 Miles SSW Cedar Hills OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. West northwest wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy smoke between 8pm and 10pm. Partly cloudy, with a low around 56. North northwest wind 3 to 5 mph.

    Low: 56 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 76.

    High: 76 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. West northwest wind around 5 mph.
Tonight
Patchy smoke between 8pm and 10pm. Partly cloudy, with a low around 56. North northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 54. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 75. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 54.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A chance of rain. Partly sunny, with a high near 75.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 54.
Wednesday
A chance of rain. Mostly cloudy, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Cedar Hills OR
 45.46°N 122.84°W (Elev. 348 ft)
Last Update:
1:41 pm PDT Aug 27, 2026
Forecast Valid:
1pm PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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