National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

54°F

12°C

Humidity 93%
Wind Speed NW 6 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Oct 10:00 PM PDT
Extended Forecast for

4 Miles NNE Hillsboro OR

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear then
    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming east around 6 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, clear, with a low around 48. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind becoming east around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 50. Light and variable wind.
Friday
Mostly sunny, with a high near 78. Calm wind.
Friday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 50. Calm wind.
Saturday
A 20 percent chance of rain before 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 40.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65.
Sunday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 43.
Monday
A chance of rain. Mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Hillsboro OR
 45.58°N 122.9°W (Elev. 200 ft)
Last Update:
9:41 pm PDT Oct 14, 2026
Forecast Valid:
10pm PDT Oct 14, 2026-6pm PDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation