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.

Mostly Cloudy

68°F

20°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 23 Jul 12:00 AM PDT
Extended Forecast for

3 Miles SW Cedar Hills OR

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 63. Light south wind.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. North wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 90. Calm wind.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. West northwest wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 63. Light south wind.
Thursday
A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 89. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 60. North wind around 5 mph becoming calm after midnight.
Friday
Sunny, with a high near 90. Calm wind.
Friday Night
Mostly clear, with a low around 57. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cedar Hills OR
 45.48°N 122.84°W (Elev. 269 ft)
Last Update:
11:41 pm PDT Jul 22, 2026
Forecast Valid:
12am PDT Jul 23, 2026-6pm PDT Jul 29, 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