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Hazardous Weather Conditions
Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.
Clear
27°F
-3°C
| Humidity | 96% |
| Wind Speed | NNW 3 MPH |
| Barometer | 30.22 in (1023.37 mb) |
| Dewpoint | 26°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 20 Jan 12:53 AM PST |
Extended Forecast for
King City OR
Air Stagnation Advisory January 20, 01:03am until January 21, 04:00pm
NOW until 4:00pm Wed
Air Stagnation Advisory
Overnight
Low: 33 °F
Frost
Tuesday
High: 49 °F
Frost then
SunnyTuesday Night
Low: 31 °F
Areas Frost
Wednesday
High: 47 °F
Frost then
Mostly SunnyWednesday Night
Low: 31 °F
Frost
Thursday
High: 46 °F
Frost then
Mostly SunnyThursday Night
Low: 33 °F
Frost
Friday
High: 47 °F
Frost then
Sunny
Detailed Forecast
Overnight
Areas of frost before 2am, then widespread frost after 3am. Otherwise, mostly clear, with a low around 33. North northeast wind around 6 mph.
Tuesday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 49. Calm wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Areas of frost between 11pm and 1am. Otherwise, partly cloudy, with a low around 31. Northeast wind 5 to 7 mph.
Wednesday
Widespread frost between 7am and 11am. Otherwise, mostly sunny, with a high near 47. Light northeast wind.
Wednesday Night
Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 31. Calm wind.
Thursday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 46.
Thursday Night
Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33.
Friday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 47.
Friday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 31.
Saturday
Widespread frost, mainly before 9am. Otherwise, mostly sunny, with a high near 46.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
King City OR
45.42°N 122.82°W (Elev. 600 ft)
45.42°N 122.82°W (Elev. 600 ft)
12:41 am PST Jan 20, 2026
1am PST Jan 20, 2026-6pm PST Jan 26, 2026
Additional Resources
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Hourly Weather Forecast
