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

66°F

19°C

Humidity 34%
Wind Speed WNW 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Apr 06:00 PM PDT
Extended Forecast for

3 Miles WSW Cedar Hills OR

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Calm wind.

    Low: 48 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 75. Light and variable wind.

    High: 75 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 59.

    High: 59 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. Calm wind.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 75. Calm wind.
Sunday Night
Mostly cloudy, with a low around 51. Calm wind.
Monday
Mostly cloudy, with a high near 75. Light and variable wind.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 64.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 48.
Wednesday
Rain likely. Mostly cloudy, with a high near 59.
Wednesday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 45.
Thursday
A slight chance of rain after 11am. Partly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cedar Hills OR
 45.5°N 122.88°W (Elev. 200 ft)
Last Update:
5:41 pm PDT Apr 18, 2026
Forecast Valid:
6pm PDT Apr 18, 2026-6pm PDT Apr 25, 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