National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

43°F

6°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Oct 02:15 AM PDT
Extended Forecast for

3 Miles N Cedar Hills OR

  • Overnight

    Overnight: Mostly clear, with a low around 45. North wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65. North wind 3 to 5 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 45. Calm wind becoming north around 5 mph after midnight.

    Low: 45 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 45. North wind 3 to 5 mph.
Sunday
Sunny, with a high near 65. North wind 3 to 5 mph.
Sunday Night
Mostly cloudy, with a low around 46. Calm wind.
Monday
Mostly cloudy, with a high near 61. Calm wind.
Monday Night
Cloudy, then gradually becoming partly cloudy, with a low around 45. Calm wind becoming north around 5 mph after midnight.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Clear, with a low around 46.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Partly sunny, with a high near 62.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
A slight chance of rain. Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A slight chance of rain. Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Cedar Hills OR
 45.55°N 122.8°W (Elev. 397 ft)
Last Update:
2:41 am PDT Oct 18, 2026
Forecast Valid:
2am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation