Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Mostly Cloudy

48°F

9°C

Humidity 61%
Wind Speed WSW 12 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 15 Apr 02:50 PM PDT
Extended Forecast for

2 Miles NNW Cedar Hills OR

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

    Tonight: Showers and thunderstorms before 1am, then a slight chance of showers after 2am.  Patchy fog between 4am and 5am. Snow level 1600 feet. Low around 35. West wind 5 to 9 mph becoming calm  in the evening.  Chance of precipitation is 80%.

    Low: 35 °F

    Showers then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers between 2pm and 3pm.  Patchy fog before 8am. Patchy frost before 8am. Snow level 1900 feet rising to 3400 feet in the afternoon.  Otherwise, mostly sunny, with a high near 58. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 58 °F

    Patchy Frost
    and Patchy
    Fog then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 38. West wind around 5 mph becoming calm  in the evening.

    Low: 38 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Partly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Partly Sunny

  • Friday Night

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

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent 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

  • Sunday Night

    Sunday Night: A slight chance of rain before 11pm.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 1am, then a slight chance of showers after 2am. Patchy fog between 4am and 5am. Snow level 1600 feet. Low around 35. West wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 80%.
Thursday
A slight chance of showers between 2pm and 3pm. Patchy fog before 8am. Patchy frost before 8am. Snow level 1900 feet rising to 3400 feet in the afternoon. Otherwise, mostly sunny, with a high near 58. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 38. West wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 61. Calm wind.
Friday Night
Mostly cloudy, with a low around 41. Light north 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 68.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 49.
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 50.
Tuesday
A chance of rain. Mostly cloudy, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Mostly cloudy, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Cedar Hills OR
 45.53°N 122.83°W (Elev. 256 ft)
6:41 pm PDT Apr 15, 2026
7pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

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