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

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Last update 11 Mar 04:30 AM PDT
Extended Forecast for

Hillsboro OR

  • Overnight

    Overnight: Rain.  Low around 41. South wind around 5 mph.  Chance of precipitation is 100%.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 54. South wind 6 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 43. South southwest wind 7 to 14 mph, with gusts as high as 29 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.  High near 51. West wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °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. Chance of precipitation is 100%.

    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 chance of rain after 11am.  Snow level 2100 feet lowering to 1500 feet. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm.  Snow level 1800 feet. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Rain. Low around 41. South wind around 5 mph. Chance of precipitation is 100%.
Wednesday
Rain. High near 54. South wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 43. South southwest wind 7 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain. High near 51. West wind around 5 mph becoming calm in the morning. 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. Chance of precipitation is 100%.
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 chance of rain after 11am. Snow level 2100 feet lowering to 1500 feet. Mostly cloudy, with a high near 52.
Saturday Night
A slight chance of rain after 11pm. Snow level 1800 feet. Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Snow level 2000 feet rising to 5700 feet in the afternoon. Cloudy, with a high near 53.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 41.
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 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.53°N 122.92°W (Elev. 200 ft)
4:41 am PDT Mar 11, 2026
4am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
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Additional Resources

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