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Hazardous Weather Conditions
Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.
Clear
25°F
-4°C
| Humidity | 100% |
| Wind Speed | W 3 MPH |
| Barometer | 30.24 in (1024.04 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Last update | 21 Jan 02:00 AM PST |
Extended Forecast for
3 Miles SSW Cedar Hills OR
Air Stagnation Advisory January 21, 02:16am until January 23, 12:00pm
NOW until 12:00pm Fri
Air Stagnation Advisory
Overnight
Low: 30 °F
Frost
Wednesday
High: 47 °F
Frost then
SunnyWednesday Night
Low: 29 °F
Frost
Thursday
High: 45 °F
Frost then
Partly SunnyThursday Night
Low: 29 °F
Frost
Friday
High: 47 °F
Frost then
SunnyFriday Night
Low: 28 °F
Clear then
FrostSaturday
High: 46 °F
Frost then
Sunny
Detailed Forecast
Overnight
Widespread frost between 3am and 5am. Otherwise, partly cloudy, with a low around 30. North northeast wind 3 to 5 mph.
Wednesday
Widespread frost before 10am. Otherwise, sunny, with a high near 47. East northeast wind 3 to 7 mph. Winds could gust as high as 18 mph.
Wednesday Night
Widespread frost, mainly after 10pm. Otherwise, mostly clear, with a low around 29. North northeast wind around 5 mph becoming calm after midnight.
Thursday
Widespread frost before 10am. Otherwise, mostly sunny, with a high near 45. Calm wind becoming east northeast around 5 mph in the morning.
Thursday Night
Widespread frost, mainly after 11pm. Otherwise, partly cloudy, with a low around 29. Calm wind.
Friday
Widespread frost, mainly before 10am. Otherwise, sunny, with a high near 47.
Friday Night
Widespread frost after 4am. Otherwise, clear, with a low around 28.
Saturday
Widespread frost before 8am. Otherwise, sunny, with a high near 46.
Saturday Night
Widespread frost after 10pm. Otherwise, mostly clear, with a low around 28.
Sunday
Widespread frost before 10am. Otherwise, mostly sunny, with a high near 44.
Sunday Night
Widespread frost. Otherwise, mostly cloudy, with a low around 32.
Monday
A slight chance of rain. Partly sunny, with a high near 46.
Monday Night
Areas of frost. Otherwise, mostly cloudy, with a low around 34.
Tuesday
A slight chance of rain. Partly sunny, with a high near 51.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Cedar Hills OR
45.46°N 122.84°W (Elev. 348 ft)
45.46°N 122.84°W (Elev. 348 ft)
1:56 am PST Jan 21, 2026
2am PST Jan 21, 2026-6pm PST Jan 27, 2026
Additional Resources
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Hourly Weather Forecast
