Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

52°F

11°C

Humidity 81%
Wind Speed NW 9 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 20 May 12:35 AM PDT
Detailed forecast for

Tualatin Valley

Overnight
Partly cloudy. Lows in the upper 40s. Winds light.
Wednesday
Mostly sunny. Highs in the mid 70s. North wind 5 to 10 mph.
Wednesday Night
Partly cloudy in the evening, then clearing. Lows around 50. Northwest wind 5 to 10 mph.
Thursday
Sunny. Highs in the mid 80s. Winds light.
Thursday Night
Mostly clear. Lows in the lower 50s. Northwest wind 5 to 10 mph.
Friday
Sunny. Highs in the lower 80s.
Friday Night
Mostly clear. Lows in the lower 50s.
Saturday
Mostly sunny. Highs in the lower 80s.
Saturday Night
Mostly clear. Lows in the upper 40s.
Sunday
Mostly sunny. Highs in the upper 70s.
Sunday Night
Mostly cloudy. Lows in the upper 40s.
Memorial Day
Mostly cloudy with a 50 percent chance of rain. Highs in the mid 60s.
Monday Night
Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.
Tuesday
Mostly sunny with a 30 percent chance of rain. Highs in the mid 60s.



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1128 PM PDT Tue May 19 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database