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.

Mist

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 43°F (6°C)
Visibility 0.75 mi
Last update 02 Nov 03:26 AM PST
Extended Forecast for

2 Miles WSW Cedar Hills OR

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 46. Northeast wind around 6 mph.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday

    Monday: Rain, mainly after 10am. High near 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 46. East wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Tuesday

    Tuesday: Rain, mainly before 10am. High near 61. Chance of precipitation is 80%.

    High: 61 °F

    Rain then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 51. Chance of precipitation is 100%.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 60. Breezy.

    High: 60 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Cloudy, with a low around 50.

    Low: 50 °F

    Showers

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 57. Light and variable wind.
Sunday Night
A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 46. Northeast wind around 6 mph.
Monday
Rain, mainly after 10am. High near 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 46. East wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain, mainly before 10am. High near 61. Chance of precipitation is 80%.
Tuesday Night
Rain. Low around 51. Chance of precipitation is 100%.
Wednesday
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 60. Breezy.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Cloudy, with a low around 50.
Thursday
Rain. Cloudy, with a high near 59.
Thursday Night
Rain. Cloudy, with a low around 49.
Friday
Rain. Cloudy, with a high near 59.
Friday Night
Rain likely. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Mostly cloudy, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Cedar Hills OR
 45.5°N 122.85°W (Elev. 200 ft)
Last Update:
2:45 am PST Nov 2, 2025
Forecast Valid:
3am PST Nov 2, 2025-6pm PST Nov 8, 2025
 
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