National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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 N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 35°F (2°C)
Visibility 2.50 mi
Last update 19 Nov 03:37 AM PST
Extended Forecast for

North Plains OR

  • Overnight

    Overnight: Patchy fog. Areas of frost. Otherwise, partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Areas Frost
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Areas of frost before 9am. Otherwise, partly sunny, with a high near 53. Calm wind.

    High: 53 °F

    Areas Frost
    and Patchy
    Fog then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Rain, mainly before 2am. Low around 41. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 54. Light south southeast wind.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of rain. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
Patchy fog. Areas of frost. Otherwise, partly cloudy, with a low around 33. Calm wind.
Wednesday
Patchy fog before 9am. Areas of frost before 9am. Otherwise, partly sunny, with a high near 53. Calm wind.
Wednesday Night
Rain, mainly before 2am. Low around 41. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 54. Light south southeast wind.
Thursday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 39. Calm wind.
Friday
A 30 percent chance of rain, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 53.
Friday Night
A 30 percent chance of rain, mainly before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42.
Saturday
A chance of rain. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 57.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 55.
Sunday Night
Rain likely. Mostly cloudy, with a low around 41.
Monday
Rain likely. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35.
Tuesday
A chance of rain. Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Plains OR
 45.61°N 123°W (Elev. 207 ft)
Last Update:
3:46 am PST Nov 19, 2025
Forecast Valid:
3am PST Nov 19, 2025-6pm PST Nov 25, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation