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 N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Oct 11:35 PM PDT
Extended Forecast for

Hillsboro OR

  • Tonight

    Tonight: Clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear

  • 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 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 77. Calm wind.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Patchy fog between 8am and 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 67.

    High: 67 °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 39.

    Low: 39 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
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 51. Light and variable wind.
Friday
Mostly sunny, with a high near 77. Calm wind.
Friday Night
Partly cloudy, with a low around 49. Calm wind.
Saturday
A 20 percent chance of rain before 11am. Patchy fog between 8am and 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 67.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 39.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
A slight chance of rain. Mostly cloudy, with a high near 61.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Areas of fog. Otherwise, mostly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.53°N 122.95°W (Elev. 200 ft)
Last Update:
11:41 pm PDT Oct 14, 2026
Forecast Valid:
11pm PDT Oct 14, 2026-6pm PDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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