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

Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Mostly Cloudy

50°F

10°C

Humidity 66%
Wind Speed ENE 11 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 28 Nov 07:00 PM PST
Extended Forecast for

Hillsboro OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Northeast wind 3 to 5 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 11pm. Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Areas Frost

  • Monday

    Monday: Areas of frost before 9am. Otherwise, partly sunny, with a high near 49.

    High: 49 °F

    Areas Frost
    then Partly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, mainly before 10am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Northeast wind 3 to 5 mph.
Saturday
Mostly cloudy, with a high near 51. Calm wind.
Saturday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 38. Calm wind.
Sunday
Mostly sunny, with a high near 50. Calm wind.
Sunday Night
Areas of frost after 11pm. Otherwise, partly cloudy, with a low around 34. Calm wind.
Monday
Areas of frost before 9am. Otherwise, partly sunny, with a high near 49.
Monday Night
A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain, mainly before 10am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50.
Tuesday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 38.
Wednesday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 49.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 38.
Thursday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Mostly cloudy, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.53°N 122.95°W (Elev. 200 ft)
Last Update:
6:41 pm PST Nov 28, 2025
Forecast Valid:
7pm PST Nov 28, 2025-6pm PST Dec 5, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation