Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

light rain,mist

45°F

7°C

Humidity 93%
Wind Speed S 8 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Wind Chill41°F (5°C)
Last update 11 Mar 06:20 AM PDT
Extended Forecast for

3 Miles WSW Hillsboro OR

  • Today

    Today: Rain.  High near 53. South southwest wind 5 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 43. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: Rain.  Steady temperature around 45. Light south southwest wind.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 41. Light south wind.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain.  High near 52. South southwest wind around 6 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 52 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a slight chance of rain after 11am.  Snow level 2100 feet lowering to 1500 feet. Partly sunny, with a high near 51. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm.  Snow level 1900 feet. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain.  Snow level 2100 feet rising to 5800 feet in the afternoon. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

Today
Rain. High near 53. South southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain. Low around 43. South southwest wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain. Steady temperature around 45. Light south southwest wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 41. Light south wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 52. South southwest wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday Night
Rain. Low around 38. Chance of precipitation is 90%.
Saturday
A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a slight chance of rain after 11am. Snow level 2100 feet lowering to 1500 feet. Partly sunny, with a high near 51. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
A slight chance of rain after 11pm. Snow level 1900 feet. Mostly cloudy, with a low around 36.
Sunday
A chance of rain. Snow level 2100 feet rising to 5800 feet in the afternoon. Mostly cloudy, with a high near 52.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 64.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Mostly cloudy, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Hillsboro OR
 45.52°N 123.01°W (Elev. 118 ft)
5:41 am PDT Mar 11, 2026
6am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
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