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

61°F

16°C

Humidity 63%
Wind Speed WNW 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Jun 11:20 PM PDT
Extended Forecast for

2 Miles WNW Cedar Hills OR

  • Tonight

    Tonight: A 10 percent chance of showers after 5am. Increasing clouds, with a low around 56. Calm wind.

    Low: 56 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 74. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 74 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Northwest wind around 6 mph becoming calm after midnight.

    Low: 48 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 74. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. North northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Showers, mainly after 11am. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 62.

    High: 62 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 10 percent chance of showers after 5am. Increasing clouds, with a low around 56. Calm wind.
Wednesday
A 20 percent chance of showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 74. Calm wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 48. Northwest wind around 6 mph becoming calm after midnight.
Juneteenth
Mostly sunny, with a high near 74. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 50. North northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Showers, mainly after 11am. High near 65. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Saturday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 62.
Saturday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 52.
Sunday
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 73.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Cedar Hills OR
 45.52°N 122.85°W (Elev. 200 ft)
Last Update:
10:46 pm PDT Jun 17, 2025
Forecast Valid:
11pm PDT Jun 17, 2025-6pm PDT Jun 24, 2025
 
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