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Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

40°F

4°C

Humidity 46%
Wind Speed ENE 17 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 23 Jan 04:53 PM PST
Extended Forecast for

4 Miles E Farmington OR

Cold Weather Advisory January 23, 10:00pm until January 24, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Widespread frost after 4am.  Otherwise, clear, with a low around 27. Blustery, with a northeast wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 27 °F

    Clear and
    Blustery then
    Frost

  • Saturday

    Saturday: Widespread frost before 9am.  Otherwise, sunny, with a high near 45. North northeast wind 3 to 5 mph.

    High: 45 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Widespread frost.  Otherwise, mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Frost

  • Sunday

    Sunday: Widespread frost before 11am.  Otherwise, partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Frost then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 10pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Widespread frost after 4am. Otherwise, clear, with a low around 27. Blustery, with a northeast wind 11 to 15 mph, with gusts as high as 24 mph.
Saturday
Widespread frost before 9am. Otherwise, sunny, with a high near 45. North northeast wind 3 to 5 mph.
Saturday Night
Widespread frost. Otherwise, mostly clear, with a low around 27. Calm wind.
Sunday
Widespread frost before 11am. Otherwise, partly sunny, with a high near 43. Calm wind.
Sunday Night
Mostly cloudy, with a low around 32. Calm wind.
Monday
Partly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Mostly cloudy, with a high near 49.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Thursday
A slight chance of rain. Partly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
A slight chance of rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Farmington OR
 45.45°N 122.87°W (Elev. 600 ft)
4:51 pm PST Jan 23, 2026
5pm PST Jan 23, 2026-6pm PST Jan 30, 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