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

3 Miles S Farmington OR

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

    NOW until 11:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. North wind 5 to 8 mph becoming calm after midnight.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Light north wind.

    High: 93 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 91. North wind around 6 mph.
Tonight
Mostly clear, with a low around 59. North wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 93. Light north wind.
Tuesday Night
Mostly clear, with a low around 58. North northwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Rain. Mostly cloudy, with a low around 52.
Friday
Rain likely. Mostly cloudy, with a high near 66.
Friday Night
A chance of rain. Mostly cloudy, with a low around 50.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 66.
Saturday Night
A chance of rain. Partly cloudy, with a low around 49.
Sunday
A slight chance of rain. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Farmington OR
 45.42°N 122.95°W (Elev. 200 ft)
Last Update:
3:41 pm PDT Jun 22, 2026
Forecast Valid:
3pm PDT Jun 22, 2026-6pm PDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation