Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

79°F

26°C

Humidity 69%
Wind Speed WNW 9 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 22 Jul 06:35 PM PDT
Detailed forecast for

Tualatin Valley

Tonight
Mostly cloudy this evening, then becoming partly cloudy. Patchy smoke this evening. A 20 percent chance of thunderstorms. Lows in the lower 60s. West wind 5 to 10 mph, becoming light after midnight.
Thursday
Partly sunny in the morning, then clearing. Highs in the upper 80s. Light and variable winds, becoming light in the afternoon.
Thursday Night
Mostly clear. Lows in the upper 50s. Winds light.
Friday
Sunny. Highs around 90. Light and variable winds.
Friday Night
Mostly clear. Lows in the mid 50s. Winds light.
Saturday
Mostly sunny. Highs around 80.
Saturday Night
Partly cloudy. Lows in the mid 50s.
Sunday
Partly sunny. Highs in the lower 80s.
Sunday Night
Partly cloudy. Lows in the mid 50s.
Monday
Mostly sunny. Highs in the lower 80s.
Monday Night
Mostly clear. Lows in the mid 50s.
Tuesday
Mostly sunny. Highs in the lower 80s.
Tuesday Night
Mostly clear. Lows in the mid 50s.
Wednesday
Sunny. Highs in the mid 80s.



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602 PM PDT Wed Jul 22 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database