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

Hazardous Weather Conditions

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

79°F

26°C

Humidity 41%
Wind Speed NA 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jun 04:18 PM PDT
Extended Forecast for

2 Miles S Hillsboro OR

Heat Advisory June 22, 11:00am until June 23, 11:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Clear, with a low around 56. North wind 5 to 8 mph becoming calm after midnight.

    Low: 56 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. North wind 5 to 8 mph becoming calm after midnight.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.

    High: 96 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. North northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Rain Likely

Detailed Forecast

Tonight
Clear, with a low around 56. North wind 5 to 8 mph becoming calm after midnight.
Monday
Sunny, with a high near 93. Calm wind becoming north 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 61. North wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. North northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Partly sunny, with a high near 80.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 56.
Friday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 67.
Friday Night
A chance of rain. Mostly cloudy, with a low around 53.
Saturday
A chance of rain. Partly sunny, with a high near 68.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 52.
Sunday
A slight chance of rain. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Hillsboro OR
 45.51°N 122.94°W (Elev. 200 ft)
Last Update:
5:41 pm PDT Jun 21, 2026
Forecast Valid:
6pm PDT Jun 21, 2026-6pm PDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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