Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

49°F

9°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 17 Mar 02:53 AM PDT
Extended Forecast for

2 Miles WSW Hillsboro OR

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am.  Patchy fog.  Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain likely before 4pm, then a chance of rain after 5pm.  Patchy fog between 10am and 11am.  Otherwise, cloudy, with a high near 58. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight, then a slight chance of rain after 4am.  Patchy fog between midnight and 5am.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 45. Calm wind.  Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of rain.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 64. Calm wind.

    High: 64 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 11am.  Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Friday

    Friday: Rain likely.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Tuesday
Rain likely before 4pm, then a chance of rain after 5pm. Patchy fog between 10am and 11am. Otherwise, cloudy, with a high near 58. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of rain before midnight, then a slight chance of rain after 4am. Patchy fog between midnight and 5am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 45. Calm wind. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49. Calm wind.
Thursday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 66.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50.
Friday
Rain likely. Mostly cloudy, with a high near 62.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain, mainly before 11am. Partly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
A slight chance of rain. Snow level 2100 feet rising to 3300 feet in the afternoon. Partly sunny, with a high near 57.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Monday
A chance of rain. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Hillsboro OR
 45.52°N 122.98°W (Elev. 161 ft)
2:41 am PDT Mar 17, 2026
3am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
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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