Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Rain

59°F

15°C

Humidity 74%
Wind Speed S 11 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 03 Sep 03:53 PM PDT
Extended Forecast for

2 Miles ENE Hillsboro OR

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.  Cloudy, with a high near 65. South wind around 5 mph.  Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am.  Mostly cloudy, with a low around 51. Calm wind.  Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 7am, then a slight chance of showers and thunderstorms after 11am.  Areas of fog before 10am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Calm wind.  Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Friday Night

    Friday Night: A 20 percent chance of showers after 11pm.  Increasing clouds, with a low around 51. Calm wind.

    Low: 51 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers.  Mostly cloudy, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 11pm.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Chance Rain

  • Labor Day

    Labor Day: Patchy fog between 8am and 9am.  Otherwise, mostly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 65. South wind around 5 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am. Mostly cloudy, with a low around 51. Calm wind. Chance of precipitation is 60%.
Friday
A slight chance of showers before 7am, then a slight chance of showers and thunderstorms after 11am. Areas of fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Calm wind. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers after 11pm. Increasing clouds, with a low around 51. Calm wind.
Saturday
A 20 percent chance of showers. Patchy fog before 10am. Otherwise, partly sunny, with a high near 75. Calm wind.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 77.
Sunday Night
A chance of rain, mainly before 11pm. Partly cloudy, with a low around 53.
Labor Day
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Hillsboro OR
 45.54°N 122.89°W (Elev. 200 ft)
3:41 pm PDT Sep 3, 2026
4pm PDT Sep 3, 2026-6pm PDT Sep 10, 2026
 
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Additional Resources

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