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.

Clear

49°F

9°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 49°F (9°C)
Visibility 9.00 mi
Last update 15 Nov 08:53 PM PST
Extended Forecast for

2 Miles SW Hillsboro OR

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Sunday

    Sunday: Rain. Patchy dense fog before 8am. High near 54. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain and
    Patchy Dense
    Fog

  • Sunday Night

    Sunday Night: Rain. Low around 46. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Partly sunny, with a high near 54. Calm wind. Chance of precipitation is 60%.

    High: 54 °F

    Rain Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain. Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 10am. Partly sunny, with a high near 50.

    High: 50 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Sunday
Rain. Patchy dense fog before 8am. High near 54. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 46. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly before 10am. Partly sunny, with a high near 54. Calm wind. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 39. Calm wind.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A chance of rain after 10am. Partly sunny, with a high near 50.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 42.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 38.
Friday
A chance of rain. Partly sunny, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
A chance of rain. Mostly cloudy, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Hillsboro OR
 45.52°N 122.98°W (Elev. 161 ft)
Last Update:
8:41 pm PST Nov 15, 2025
Forecast Valid:
9pm PST Nov 15, 2025-6pm PST Nov 22, 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