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

73°F

23°C

Humidity 46%
Wind Speed NA NA MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Jun 12:14 PM PDT
Extended Forecast for

4 Miles E North Plains OR

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

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 49. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 57. North northwest wind 6 to 8 mph.

    Low: 57 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. Light and variable wind.
Saturday
Mostly sunny, with a high near 79. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 49. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 57. North northwest wind 6 to 8 mph.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 53.
Friday
A slight chance of rain. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E North Plains OR
 45.6°N 122.94°W (Elev. 256 ft)
Last Update:
9:40 pm PDT Jun 19, 2026
Forecast Valid:
10pm PDT Jun 19, 2026-6pm PDT Jun 26, 2026
 
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