Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

55°F

13°C

Humidity 62%
Wind Speed NE 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 18 Oct 11:15 AM PDT
Extended Forecast for

2 Miles N Hillsboro OR

  • Today

    Today: Mostly sunny, with a high near 66. Light north northeast wind.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 63. Calm wind.

    High: 63 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Calm wind becoming north northwest around 5 mph after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 72. North wind 3 to 6 mph.

    High: 72 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 63.

    High: 63 °F

    Areas Fog
    then Partly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 66. Light north northeast wind.
Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 63. Calm wind.
Monday Night
Mostly cloudy, with a low around 40. Calm wind becoming north northwest around 5 mph after midnight.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 72. North wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 74.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 40.
Thursday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 63.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Hillsboro OR
 45.57°N 122.96°W (Elev. 200 ft)
11:27 am PDT Oct 18, 2026
11am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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