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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 | 100% |
| Wind Speed | N 0 MPH |
| Barometer | 30.24 in (1024.04 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 21 Jan 12:20 AM PST |
Extended Forecast for
Cedar Hills OR
Air Stagnation Advisory January 21, 12:31am until January 23, 12:00pm
NOW until 12:00pm Fri
Air Stagnation Advisory
Overnight
Low: 30 °F
Partly Cloudy
Wednesday
High: 49 °F
Frost then
SunnyWednesday Night
Low: 29 °F
Frost
Thursday
High: 46 °F
Frost then
Mostly SunnyThursday Night
Low: 29 °F
Frost
Friday
High: 48 °F
Frost then
SunnyFriday Night
Low: 28 °F
Clear then
FrostSaturday
High: 47 °F
Sunny
Detailed Forecast
Overnight
Partly cloudy, with a low around 30. East northeast wind around 8 mph, with gusts as high as 20 mph.
Wednesday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 49. East northeast wind 7 to 9 mph, with gusts as high as 22 mph.
Wednesday Night
Widespread frost, mainly after 11pm. Otherwise, mostly clear, with a low around 29. East northeast wind around 7 mph.
Thursday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 46. Northeast wind 5 to 7 mph.
Thursday Night
Widespread frost, mainly after 11pm. Otherwise, partly cloudy, with a low around 29. Calm wind.
Friday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 48.
Friday Night
Widespread frost after 1am. Otherwise, clear, with a low around 28.
Saturday
Sunny, with a high near 47.
Saturday Night
Widespread frost after midnight. Otherwise, partly cloudy, with a low around 29.
Sunday
Widespread frost before 10am. Otherwise, mostly sunny, with a high near 45.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35.
Monday
A chance of rain. Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 36.
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:
Cedar Hills OR
45.49°N 122.78°W (Elev. 364 ft)
45.49°N 122.78°W (Elev. 364 ft)
11:41 pm PST Jan 20, 2026
12am PST Jan 21, 2026-6pm PST Jan 27, 2026
Additional Resources
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Hourly Weather Forecast
