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

86°F

30°C

Humidity 30%
Wind Speed NA NA MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 22 Jun 01:53 PM PDT
Extended Forecast for

North Plains OR

Heat Advisory June 22, 09:57pm until June 23, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 22, 09:57pm until June 23, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • Tonight

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 96. Light and variable wind.

    High: 96 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. North northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 67.

    High: 67 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 59. North northwest wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 96. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 57. North northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 52. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.
Thursday
Partly sunny, with a high near 80.
Thursday Night
Rain, mainly after 11pm. Low around 51. Chance of precipitation is 90%.
Friday
Rain. Cloudy, with a high near 67.
Friday Night
A chance of rain. Mostly cloudy, with a low around 49.
Saturday
Rain likely. Mostly cloudy, with a high near 66.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Plains OR
 45.61°N 123°W (Elev. 207 ft)
Last Update:
9:41 pm PDT Jun 22, 2026
Forecast Valid:
9pm PDT Jun 22, 2026-6pm PDT Jun 29, 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