Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

50°F

10°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Sep 05:20 AM PDT
Detailed forecast for

Tualatin Valley

Today
Mostly cloudy this morning, then becoming partly sunny. Highs in the upper 60s. Light and variable winds, becoming light this afternoon.
Tonight
Partly cloudy in the evening, then becoming clear. Lows in the lower 50s. Winds light.
Wednesday
Sunny. Highs around 80. Winds light.
Wednesday Night
Clear. Lows in the mid 50s. Winds light.
Thursday
Sunny. Highs in the mid 80s. Winds light in the morning, becoming light and variable.
Thursday Night
Clear. Lows in the lower 50s.
Friday
Sunny. Highs around 80.
Friday Night
Clear. Lows in the lower 50s.
Saturday
Mostly sunny. Highs in the lower 80s.
Saturday Night
Mostly clear. Lows in the lower 50s.
Sunday
Sunny. Highs in the lower 80s.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.
Monday
Partly sunny. Highs in the lower 70s.



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501 AM PDT Tue Sep 15 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database