Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765° N Lon: 122.95568° W Elev: 194.0 ft.

Clear

61°F

16°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Jul 06:00 AM PDT
Detailed forecast for

Tualatin Valley

Today
Partly sunny. Patchy smoke. Highs around 99. Light and variable winds, becoming light this afternoon.
Tonight
Partly cloudy in the evening, then clearing. Patchy smoke in the evening. Lows in the mid 60s. Winds light.
Wednesday
Mostly sunny. A slight chance of showers in the afternoon. Highs around 103. Light and variable winds, becoming light in the afternoon. Chance of rain 20 percent.
Wednesday Night
Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. Winds light.
Thursday
Mostly sunny. A slight chance of showers in the morning. Highs around 90. Winds light. Chance of rain 20 percent.
Thursday Night
Mostly clear. Lows in the upper 50s.
Friday
Sunny. Highs in the upper 80s.
Friday Night
Mostly clear. Lows in the mid 50s.
Saturday
Mostly sunny. Highs in the lower 80s.
Saturday Night
Mostly clear. Lows in the mid 50s.
Sunday
Mostly sunny. Highs in the lower 80s.
Sunday Night
Mostly clear. Lows in the mid 50s.
Monday
Mostly sunny. Highs in the lower 80s.



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501 AM PDT Tue Jul 21 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database