Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Overcast

52°F

11°C

Humidity 87%
Wind Speed S 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 May 06:50 AM PDT
Extended Forecast for

Hillsboro OR

  • Today

    Today: A 40 percent chance of showers between 11am and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 64. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 64 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West southwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. West wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain before 11pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 60. Chance of precipitation is 50%.

    High: 60 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

Today
A 40 percent chance of showers between 11am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 64. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 46. West southwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Thursday
Partly sunny, with a high near 67. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44. West wind 5 to 10 mph becoming light and variable after midnight.
Friday
Partly sunny, with a high near 63. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon.
Friday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 42.
Saturday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 60. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.55°N 122.96°W (Elev. 194 ft)
6:42 am PDT May 13, 2026
7am PDT May 13, 2026-6pm PDT May 19, 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