National Weather Service

News Headlines

Soliciting feedback on the Experimental Probabilistic Quantitative Precipitation Forecast (PQPF) Webpages through November 21, 2025

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Clear

81°F

27°C

Humidity	39%
Wind Speed	S 8 MPH
Barometer	29.88 in (1011.85 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	20 Sep 05:20 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles E Farmington OR

Tonight
Low: 56 °F
Partly Cloudy
then Rain
Sunday
High: 70 °F
Rain and
Patchy Fog
then Chance
Rain
Sunday Night
Low: 48 °F
Mostly Clear
Monday
High: 74 °F
Sunny
Monday Night
Low: 52 °F
Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 55 °F
Mostly Clear
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 51 °F
Mostly Clear

Detailed Forecast

Tonight

Rain, mainly after 4am. Low around 56. Light and variable wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Rain, mainly before 11am. Patchy fog before 10am. High near 70. South southwest wind 5 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Night

Mostly clear, with a low around 48. Northwest wind around 6 mph becoming calm in the evening.

Monday

Sunny, with a high near 74. Calm wind becoming north around 6 mph in the afternoon.

Monday Night

Clear, with a low around 52. North wind around 6 mph.

Tuesday

Sunny, with a high near 83.

Tuesday Night

Mostly clear, with a low around 55.

Wednesday

Sunny, with a high near 81.