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Hazardous Weather Conditions
Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.Mist
35°F
2°C
| Humidity | 100% |
| Wind Speed | WNW 3 MPH |
| Barometer | 30.24 in (1024.04 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 4.00 mi |
| Last update | 16 Apr 07:24 AM PDT |
Extended Forecast for
4 Miles E North Plains OR
Frost Advisory until April 16, 09:00am
NOW until 9:00am Thu
Frost Advisory
Today
High: 57 °F
Patchy Frost
and Patchy
Fog then
Partly SunnyTonight

Low: 35 °F
Mostly Clear
then Patchy
FrostFriday

High: 61 °F
Areas Frost
then Mostly
SunnyFriday Night

Low: 40 °F
Mostly Cloudy
Saturday

High: 68 °F
Partly Sunny
Saturday Night

Low: 49 °F
Chance
ShowersSunday

High: 69 °F
Chance
ShowersSunday Night

Low: 49 °F
Chance Rain
Detailed Forecast
Today
Patchy fog before 9am. Patchy frost before 9am. Otherwise, mostly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 35. West northwest wind around 6 mph becoming calm in the evening.
Friday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 61. Calm wind.
Friday Night
Mostly cloudy, with a low around 40. Calm wind.
Saturday
Partly sunny, with a high near 68. Light and variable wind.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 69.
Sunday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 49.
Monday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 68.
Monday Night
A chance of rain. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Mostly cloudy, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles E North Plains OR
45.6°N 122.91°W (Elev. 397 ft)
45.6°N 122.91°W (Elev. 397 ft)
6:41 am PDT Apr 16, 2026
7am PDT Apr 16, 2026-6pm PDT Apr 22, 2026



