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

31°C

88°F

Humidity 40%
Wind Speed NNW 13 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 16°C (61°F)
Visibility 16 km
Heat Index31°C (88°F)
Last update 12 Jul 07:00 PM PDT
Extended Forecast for

3 Miles WSW Cedar Hills OR

Extreme Heat Watch July 15, 12:00pm until July 17, 12:00am
Heat Advisory July 13, 11:00am until July 13, 10:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory

  • Tonight

    Tonight: Clear, with a low around 19. West northwest wind 8 to 14 km/h.

    Low: 19 °C

    Clear

  • Sunday

    Sunday: Sunny, with a high near 35. North wind 8 to 18 km/h, with gusts as high as 35 km/h.

    High: 35 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17. Northwest wind 16 to 21 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 37 km/h.

    Low: 17 °C

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 30. North northwest wind 5 to 11 km/h.

    High: 30 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. North northwest wind 9 to 14 km/h becoming light after midnight.

    Low: 14 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 34.

    High: 34 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 18.

    Low: 18 °C

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 36.

    High: 36 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17.

    Low: 17 °C

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 19. West northwest wind 8 to 14 km/h.
Sunday
Sunny, with a high near 35. North wind 8 to 18 km/h, with gusts as high as 35 km/h.
Sunday Night
Mostly clear, with a low around 17. Northwest wind 16 to 21 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 37 km/h.
Monday
Sunny, with a high near 30. North northwest wind 5 to 11 km/h.
Monday Night
Mostly clear, with a low around 14. North northwest wind 9 to 14 km/h becoming light after midnight.
Tuesday
Sunny, with a high near 34.
Tuesday Night
Clear, with a low around 18.
Wednesday
Sunny, with a high near 36.
Wednesday Night
Mostly clear, with a low around 17.
Thursday
Sunny, with a high near 34.
Thursday Night
Mostly clear, with a low around 16.
Friday
Sunny, with a high near 33.
Friday Night
Clear, with a low around 15.
Saturday
Sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cedar Hills OR
 45.5°N 122.88°W (Elev. 200 m)
Last Update:
6:41 pm PDT Jul 12, 2025
Forecast Valid:
7pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
Forecast Discussion
 
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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