Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Overcast

43°F

6°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 02 Dec 12:20 AM PST
Extended Forecast for

2 Miles WSW Hillsboro OR

  • Overnight

    Overnight: A 20 percent chance of rain after 1am.  Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before 10am.  Partly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 48. Calm wind.

    High: 48 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain, mainly after 10am.  Cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely.  Cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely

  • Friday

    Friday: Rain.  Cloudy, with a high near 55.

    High: 55 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Cloudy, with a low around 46.

    Low: 46 °F

    Rain

Detailed Forecast

Overnight
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 37. Calm wind.
Tuesday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 50. Calm wind.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Wednesday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 48. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 37. Calm wind.
Thursday
A 50 percent chance of rain, mainly after 10am. Cloudy, with a high near 46.
Thursday Night
Rain likely. Cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
Rain. Cloudy, with a high near 55.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 54.
Saturday Night
Rain likely. Mostly cloudy, with a low around 45.
Sunday
Rain. Mostly cloudy, with a high near 53.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
Rain likely. Cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Hillsboro OR
 45.52°N 123.01°W (Elev. 118 ft)
11:40 pm PST Dec 1, 2025
12am PST Dec 2, 2025-6pm PST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database