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

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Overcast

42°F

6°C

Humidity 91%
Wind Speed ESE 3 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 03 Dec 08:53 PM PST
Extended Forecast for

Hillsboro OR

  • Tonight

    Tonight: Rain likely, mainly after 4am. Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%.

    Low: 38 °F

    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Rain. Areas of fog before 1pm. High near 48. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain. Temperature rising to around 48 by 4am. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F⇑

    Rain

  • Friday

    Friday: Rain. High near 57. Southwest wind 8 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 45. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Saturday

    Saturday: Rain. High near 53. Chance of precipitation is 90%.

    High: 53 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Sunday

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

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain

Detailed Forecast

Tonight
Rain likely, mainly after 4am. Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%.
Thursday
Rain. Areas of fog before 1pm. High near 48. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Temperature rising to around 48 by 4am. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 57. Southwest wind 8 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 45. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 53. Chance of precipitation is 90%.
Saturday Night
Rain. Low around 44. Chance of precipitation is 80%.
Sunday
Rain. Cloudy, with a high near 55.
Sunday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 47.
Monday
Rain likely, mainly after 10am. Cloudy, with a high near 56.
Monday Night
Rain. Cloudy, with a low around 48.
Tuesday
Rain. Cloudy, with a high near 56.
Tuesday Night
Rain. Cloudy, with a low around 48.
Wednesday
Rain. Cloudy, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.55°N 122.96°W (Elev. 194 ft)
Last Update:
8:41 pm PST Dec 3, 2025
Forecast Valid:
9pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation