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.

Overcast

55°F

13°C

Humidity 37%
Wind Speed W 9 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 16 Apr 03:00 PM PDT
Extended Forecast for

3 Miles SE Cedar Hills OR

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

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 58. West wind around 5 mph.

    High: 58 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. West northwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    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.

    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 slight 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

Detailed Forecast

This Afternoon
Partly sunny, with a high near 58. West wind around 5 mph.
Tonight
Partly cloudy, with a low around 37. West northwest wind around 5 mph becoming calm in the evening.
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.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 72.
Sunday Night
A slight 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 50.
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.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Cedar Hills OR
 45.47°N 122.78°W (Elev. 200 ft)
Last Update:
2:41 pm PDT Apr 16, 2026
Forecast Valid:
3pm PDT Apr 16, 2026-6pm PDT Apr 22, 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