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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Mostly Cloudy

59°F

15°C

Humidity 77%
Wind Speed SSW 11 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 05 Dec 03:35 PM PST
Extended Forecast for

Hillsboro OR

  • This Afternoon

    This Afternoon: A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 57. Southwest wind around 9 mph, with gusts as high as 18 mph.

    High: 57 °F

    Chance Rain

  • Tonight

    Tonight: Rain. Low around 45. South southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

  • Saturday

    Saturday: Rain before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 55. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers

  • Saturday Night

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

    Low: 45 °F

    Rain

  • Sunday

    Sunday: Rain. High near 55. South wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain. High near 57. Chance of precipitation is 100%.

    High: 57 °F

    Rain

  • Monday Night

    Monday Night: Rain. Cloudy, with a low around 50.

    Low: 50 °F

    Rain

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 56.

    High: 56 °F

    Rain

Detailed Forecast

This Afternoon
A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 57. Southwest wind around 9 mph, with gusts as high as 18 mph.
Tonight
Rain. Low around 45. South southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Saturday
Rain before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 55. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain. Low around 45. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 55. South wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 47. Chance of precipitation is 80%.
Monday
Rain. High near 57. Chance of precipitation is 100%.
Monday Night
Rain. Cloudy, with a low around 50.
Tuesday
Rain. Cloudy, with a high near 56.
Tuesday Night
Rain. Cloudy, with a low around 48.
Wednesday
Rain. Cloudy, with a high near 57.
Wednesday Night
Rain. Mostly cloudy, with a low around 47.
Thursday
Rain likely. Cloudy, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.55°N 122.96°W (Elev. 194 ft)
Last Update:
3:46 pm PST Dec 5, 2025
Forecast Valid:
3pm PST Dec 5, 2025-6pm PST Dec 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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