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

55°F

13°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 Apr 03:35 PM PDT
Extended Forecast for

3 Miles WSW Cedar Hills OR

  • This Afternoon

    This Afternoon: Showers likely, mainly before 4pm. Cloudy, with a high near 59. Light west wind. Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers before midnight, then a chance of showers after 1am. Cloudy, with a low around 47. Light and variable wind. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Rain, mainly before 2pm. High near 58. Southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 44. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 63. Light south wind.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly before 4pm. Cloudy, with a high near 59. Light west wind. Chance of precipitation is 70%.
Tonight
A chance of showers before midnight, then a chance of showers after 1am. Cloudy, with a low around 47. Light and variable wind. Chance of precipitation is 30%.
Wednesday
Rain, mainly before 2pm. High near 58. Southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 44. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 63. Light south wind.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 68.
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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:
3:41 pm PDT Apr 21, 2026
Forecast Valid:
3pm PDT Apr 21, 2026-6pm PDT Apr 27, 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