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

Strong Storm to Move Onto the Plains and East This Week

A powerful storm will track across the Southwest with additional heavy precipitation and strong winds. This storm will track into the Plains and evolve into a heavy rainfall and severe weather threat from the Ohio Valley into the Mid-Mississippi Valley Thursday into Friday. The next system is forecast to arrive for the Pacific Northwest this week and into the weekend with wind, rain and snow. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194ft.

Clear

57°F

14°C

Humidity 50%
Wind Speed SE 3 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 22 Mar 12:30 PM PDT
Extended Forecast for

Hillsboro OR

  • This
    Afternoon

    This Afternoon: A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 61. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.

    Showers
    Likely

    High: 61 °F

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 5am. Some of the storms could produce small hail. Snow level 4400 feet lowering to 2300 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 6 to 9 mph.

    Chance
    Showers

    Low: 40 °F

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. Some of the storms could produce small hail. Snow level 2300 feet lowering to 1700 feet in the afternoon . High near 48. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers and
    Breezy

    High: 48 °F

  • Thursday
    Night

    Thursday Night: Rain showers before 5am, then rain and snow showers. Some thunder is also possible. Snow level 1300 feet lowering to 600 feet after midnight . Low around 35. South southwest wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Showers then
    Rain/Snow

    Low: 35 °F

  • Friday

    Friday: Rain and snow showers, becoming all rain after 8am. Some thunder is also possible. Snow level 500 feet rising to 1400 feet in the afternoon. High near 48. Breezy, with a west wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Rain/Snow
    then Showers
    and Breezy

    High: 48 °F

  • Friday
    Night

    Friday Night: Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Snow level 1400 feet lowering to 600 feet after midnight . Low around 32. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Rain/Snow

    Low: 32 °F

  • Saturday

    Saturday: Rain and snow showers, becoming all rain after 11am. Snow level 400 feet rising to 1500 feet in the afternoon. High near 48. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Rain/Snow
    then Showers

    High: 48 °F

  • Saturday
    Night

    Saturday Night: A chance of rain showers before 11pm, then a chance of rain and snow showers. Snow level 1700 feet lowering to 600 feet after midnight . Mostly cloudy, with a low around 31.

    Chance
    Rain/Snow

    Low: 31 °F

  • Sunday

    Sunday: A chance of rain and snow showers before 11am, then a chance of rain showers. Snow level 400 feet rising to 1500 feet in the afternoon. Mostly cloudy, with a high near 49.

    Chance
    Rain/Snow
    then Chance
    Showers

    High: 49 °F

Detailed Forecast

This Afternoon
A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 61. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 5am. Some of the storms could produce small hail. Snow level 4400 feet lowering to 2300 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 6 to 9 mph.
Thursday
Showers, with thunderstorms also possible after 2pm. Some of the storms could produce small hail. Snow level 2300 feet lowering to 1700 feet in the afternoon . High near 48. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Rain showers before 5am, then rain and snow showers. Some thunder is also possible. Snow level 1300 feet lowering to 600 feet after midnight . Low around 35. South southwest wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
Rain and snow showers, becoming all rain after 8am. Some thunder is also possible. Snow level 500 feet rising to 1400 feet in the afternoon. High near 48. Breezy, with a west wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday Night
Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Snow level 1400 feet lowering to 600 feet after midnight . Low around 32. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday
Rain and snow showers, becoming all rain after 11am. Snow level 400 feet rising to 1500 feet in the afternoon. High near 48. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of rain showers before 11pm, then a chance of rain and snow showers. Snow level 1700 feet lowering to 600 feet after midnight . Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow showers before 11am, then a chance of rain showers. Snow level 400 feet rising to 1500 feet in the afternoon. Mostly cloudy, with a high near 49.
Sunday Night
A chance of showers. Snow level 1900 feet lowering to 1200 feet after midnight . Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow showers. Snow level 1000 feet rising to 2200 feet in the afternoon. Partly sunny, with a high near 54. Breezy.
Monday Night
A chance of showers. Snow level 2300 feet. Mostly cloudy, with a low around 34.
Tuesday
A chance of showers. Snow level 1600 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 57.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Hillsboro OR
 45.55°N 122.96°W (Elev. 194 ft)
Last Update:
12:41 pm PDT Mar 22, 2023
Forecast Valid:
1pm PDT Mar 22, 2023-6pm PDT Mar 28, 2023
 
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Additional Resources

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Chance of Precipitation