News Headlines
Hazardous Weather Conditions
Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.
Clear
39°F
4°C
| Humidity | 88% |
| Wind Speed | N 0 MPH |
| Barometer | 30.06 in (1017.95 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 15 Apr 09:53 PM PDT |
Extended Forecast for
4 Miles ENE Hillsboro OR
Frost Advisory April 16, 01:00am until April 16, 09:00am
Tonight

Low: 35 °F
Chance
Showers and
Patchy FogThursday
High: 58 °F
Patchy Frost
and Patchy
Fog then
Mostly SunnyThursday Night
Low: 37 °F
Partly Cloudy
then Patchy
FogFriday

High: 62 °F
Partly Sunny
Friday Night

Low: 41 °F
Mostly Cloudy
Saturday

High: 68 °F
Partly Sunny
Saturday Night

Low: 49 °F
Chance Rain
Sunday

High: 69 °F
Chance Rain
Sunday Night
Low: 48 °F
Slight Chance
Rain then
Mostly Cloudy
Detailed Forecast
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers after 2am. Patchy fog before 3am, then patchy fog after 4am. Snow level 1600 feet. Otherwise, mostly cloudy, with a low around 35. Light south wind. Chance of precipitation is 50%.
Thursday
Patchy fog before 8am. Patchy frost before 8am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 37. West wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 62. Calm wind.
Friday Night
Mostly cloudy, with a low around 41. Calm wind.
Saturday
Partly sunny, with a high near 68.
Saturday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49.
Sunday
A chance of rain. Mostly cloudy, with a high near 69.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 48.
Monday
A slight chance of rain after 11am. Partly sunny, with a high near 71.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Mostly cloudy, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly cloudy, with a high near 62.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
4 Miles ENE Hillsboro OR
45.54°N 122.86°W (Elev. 200 ft)
45.54°N 122.86°W (Elev. 200 ft)
9:41 pm PDT Apr 15, 2026
10pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026



