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Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Mist

41°F

5°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 41°F (5°C)
Visibility 1.75 mi
Last update 31 Jan 10:10 PM PST
Extended Forecast for

3 Miles E Hillsboro OR

  • Tonight

    Tonight: Rain, mainly after 1am.  Patchy fog after 11pm. Low around 42. Calm wind.  Chance of precipitation is 80%.

    Low: 42 °F

    Patchy Fog
    then Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain before noon, then showers, mainly between noon and 3pm.  High near 56. South southwest wind 3 to 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly before 10pm.  Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers.  Mostly cloudy, with a high near 55. Calm wind.

    High: 55 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog between 9am and 10am.  Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 1am. Patchy fog after 11pm. Low around 42. Calm wind. Chance of precipitation is 80%.
Sunday
Rain before noon, then showers, mainly between noon and 3pm. High near 56. South southwest wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 40 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 44. Calm wind.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 55. Calm wind.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 41. Calm wind.
Tuesday
Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 39.
Friday
Mostly sunny, with a high near 59.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 40.
Saturday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Hillsboro OR
 45.52°N 122.85°W (Elev. 200 ft)
9:45 pm PST Jan 31, 2026
10pm PST Jan 31, 2026-6pm PST Feb 7, 2026
 
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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