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.

Rain

46°F

8°C

Humidity 87%
Wind Speed SE 9 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 Mar 05:30 PM PDT
Extended Forecast for

4 Miles E North Plains OR

  • This Afternoon

    This Afternoon: Rain likely. Mostly cloudy, with a high near 51. West southwest wind around 8 mph. Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely, mainly before 10pm. Patchy fog after 2am. Snow level 3400 feet lowering to 2300 feet after midnight . Otherwise, mostly cloudy, with a low around 38. West southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of rain, mainly between noon and 3pm. Areas of fog before 11am. Snow level 2300 feet rising to 3300 feet in the afternoon. Otherwise, mostly cloudy, with a high near 52. Light and variable wind.

    High: 52 °F

    Areas Fog
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 44. Light south wind. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely
    and Patchy
    Fog

  • Sunday

    Sunday: Rain. High near 56. South wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely
    and Patchy
    Fog

  • Monday

    Monday: A 40 percent chance of rain, mainly before 11am. Patchy fog before noon. Otherwise, partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain likely. Mostly cloudy, with a high near 51. West southwest wind around 8 mph. Chance of precipitation is 60%.
Tonight
Rain likely, mainly before 10pm. Patchy fog after 2am. Snow level 3400 feet lowering to 2300 feet after midnight . Otherwise, mostly cloudy, with a low around 38. West southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%.
Saturday
A 30 percent chance of rain, mainly between noon and 3pm. Areas of fog before 11am. Snow level 2300 feet rising to 3300 feet in the afternoon. Otherwise, mostly cloudy, with a high near 52. Light and variable wind.
Saturday Night
Rain likely, mainly after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 44. Light south wind. Chance of precipitation is 60%.
Sunday
Rain. High near 56. South wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Monday
A 40 percent chance of rain, mainly before 11am. Patchy fog before noon. Otherwise, partly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 66.
Wednesday Night
Showers. Cloudy, with a low around 45.
Thursday
Showers. Cloudy, with a high near 54.
Thursday Night
Showers. Mostly cloudy, with a low around 41.
Friday
Showers. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E North Plains OR
 45.6°N 122.91°W (Elev. 397 ft)
Last Update:
5:45 pm PDT Mar 21, 2025
Forecast Valid:
5pm PDT Mar 21, 2025-6pm PDT Mar 28, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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