Hazardous Weather Conditions

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

73°F

23°C

Humidity 46%
Wind Speed NA 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Jun 08:53 AM PDT
Extended Forecast for

Hillsboro OR

Heat Advisory June 23, 06:57pm until June 23, 11:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory June 23, 06:57pm until June 23, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • Tonight

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. Light north wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Northwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 77. Calm wind.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm.  Low around 52. West wind 5 to 9 mph becoming south after midnight.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am.  High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 65.

    High: 65 °F

    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 90. Light north wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 52. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 20 mph.
Thursday
Partly sunny, with a high near 77. Calm wind.
Thursday Night
Rain, mainly after 11pm. Low around 52. West wind 5 to 9 mph becoming south after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, with thunderstorms also possible after 11am. High near 66. Chance of precipitation is 90%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 49.
Saturday
Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 65.
Saturday Night
A chance of rain, mainly before 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 51.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.55°N 122.96°W (Elev. 194 ft)
6:41 pm PDT Jun 23, 2026
6pm PDT Jun 23, 2026-6pm PDT Jun 30, 2026
 
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