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Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

27°F

-3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Jan 02:00 AM PST
Extended Forecast for

2 Miles NE King City OR

Air Stagnation Advisory January 20, 02:28am until January 21, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 02:28am until January 21, 04:00pm

    NOW until 4:00pm Wed

    Air Stagnation Advisory

  • Overnight

    Low: 33 °F

    Frost

  • Tuesday

    Tuesday: Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 50. East northeast wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 50 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. East northeast wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Northeast wind around 9 mph.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost, mainly after 1am.  Otherwise, mostly clear, with a low around 30. Northeast wind 5 to 8 mph.

    Low: 30 °F

    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 10am.  Otherwise, mostly sunny, with a high near 47.

    High: 47 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after midnight.  Otherwise, partly cloudy, with a low around 33.

    Low: 33 °F

    Frost

  • Friday

    Friday: Areas of frost before 11am.  Otherwise, mostly sunny, with a high near 47.

    High: 47 °F

    Areas Frost
    then Sunny

Detailed Forecast

Overnight
Widespread frost before 3am, then widespread frost after 4am. Otherwise, partly cloudy, with a low around 33. North northeast wind around 5 mph.
Tuesday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 50. East northeast wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 33. East northeast wind 7 to 9 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 48. Northeast wind around 9 mph.
Wednesday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 30. Northeast wind 5 to 8 mph.
Thursday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 47.
Thursday Night
Widespread frost, mainly after midnight. Otherwise, partly cloudy, with a low around 33.
Friday
Areas of frost before 11am. Otherwise, mostly sunny, with a high near 47.
Friday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 32.
Saturday
Widespread frost, mainly before 9am. Otherwise, mostly sunny, with a high near 48.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 47.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Mostly cloudy, with a high near 53.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE King City OR
 45.43°N 122.76°W (Elev. 200 ft)
2:21 am PST Jan 20, 2026
2am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database