Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Rain

47°F

8°C

Humidity 73%
Wind Speed WNW 11 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 15 Apr 01:53 PM PDT
Extended Forecast for

Cedar Hills OR

Frost Advisory April 16, 01:00am until April 16, 09:00am
Click here for hazard details and duration
Frost Advisory
  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  Snow level 2000 feet. High near 51. West northwest wind around 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a chance of showers.  Snow level 1700 feet. Low around 36. West wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers between 2pm and 3pm.  Patchy frost before 8am. Snow level 1900 feet rising to 3400 feet in the afternoon.  Otherwise, mostly sunny, with a high near 56. Calm wind becoming west southwest around 6 mph in the morning.

    High: 56 °F

    Patchy Frost
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. West wind around 6 mph becoming calm  in the evening.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 61. Light north wind.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance Rain

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Snow level 2000 feet. High near 51. West northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 4am, then a chance of showers. Snow level 1700 feet. Low around 36. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Thursday
A 20 percent chance of showers between 2pm and 3pm. Patchy frost before 8am. Snow level 1900 feet rising to 3400 feet in the afternoon. Otherwise, mostly sunny, with a high near 56. Calm wind becoming west southwest around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 38. West wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 61. Light north wind.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49.
Sunday
A chance of rain. Mostly cloudy, with a high near 68.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 49.
Monday
A slight chance of rain. Partly sunny, with a high near 70.
Monday Night
A chance of rain. Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Cedar Hills OR
 45.51°N 122.79°W (Elev. 331 ft)
1:41 pm PDT Apr 15, 2026
2pm PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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