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

Hazardous Weather Conditions

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

43°F

6°C

Humidity 81%
Wind Speed WNW 4 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 16 Apr 10:00 PM PDT
Extended Forecast for

Cedar Hills OR

Frost Advisory April 17, 01:00am until April 17, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Snow level 2400 feet. Partly cloudy, with a low around 37. Light north wind.

    Low: 37 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 61. Light and variable wind.

    High: 61 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. Light north wind.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain. Mostly cloudy, with a high near 72.

    High: 72 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain after 11am. Mostly cloudy, with a high near 71.

    High: 71 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Snow level 2400 feet. Partly cloudy, with a low around 37. Light north wind.
Friday
Increasing clouds, with a high near 61. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 42. Light north wind.
Saturday
Partly sunny, with a high near 70. Calm wind.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 50. Calm wind.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 72.
Sunday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 50.
Monday
A slight chance of rain after 11am. Mostly cloudy, with a high near 71.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 67.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain. Mostly cloudy, with a high near 62.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cedar Hills OR
 45.49°N 122.78°W (Elev. 364 ft)
Last Update:
9:41 pm PDT Apr 16, 2026
Forecast Valid:
10pm PDT Apr 16, 2026-6pm PDT Apr 23, 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