Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Partly Cloudy

54°F

12°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Sep 06:20 AM PDT
Detailed forecast for

Tualatin Valley

Today
Mostly sunny. Highs in the lower 70s. Light and variable winds, becoming light this afternoon.
Tonight
Partly cloudy. Lows in the upper 40s. Winds light in the evening, becoming light and variable.
Wednesday
Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 70s. Light and variable winds.
Wednesday Night
Partly cloudy. Lows around 50. Winds light.
Thursday
Mostly cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Highs around 70. Winds light in the morning, becoming light and variable. Chance of rain 30 percent.
Thursday Night
Rain. Lows in the lower 50s. Chance of rain 90 percent.
Friday
Mostly cloudy in the morning, then becoming partly sunny. Rain likely with a slight chance of thunderstorms. Highs in the lower 60s. Chance of rain 70 percent.
Friday Night
Partly cloudy. Lows in the mid 40s.
Saturday
Partly sunny. Patchy fog. Highs in the mid 60s.
Saturday Night
Mostly cloudy. Lows in the upper 40s.
Sunday
Mostly cloudy. Highs in the mid 60s.
Sunday Night
Mostly cloudy in the evening, then becoming partly cloudy. Patchy fog. Lows in the upper 40s.
Monday
Partly sunny. Patchy fog. Highs in the mid 60s.



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501 AM PDT Tue Sep 22 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database