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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

37°F

3°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 26 Feb 11:35 PM PST
Extended Forecast for

2 Miles WSW Hillsboro OR

  • Tonight

    Tonight: Patchy fog. Patchy frost after midnight. Otherwise, mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Frost
    and Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Frost and
    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy frost after 1am. Otherwise, increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy
    then Patchy
    Frost

  • Saturday

    Saturday: Mostly cloudy, with a high near 55. Calm wind.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 10am. Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 38.

    Low: 38 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Patchy fog. Patchy frost after midnight. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Friday
Areas of fog before 9am. Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind.
Friday Night
Patchy frost after 1am. Otherwise, increasing clouds, with a low around 34. Calm wind.
Saturday
Mostly cloudy, with a high near 55. Calm wind.
Saturday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 38. Calm wind.
Sunday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 59.
Monday Night
Increasing clouds, with a low around 38.
Tuesday
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 57.
Tuesday Night
Rain. Cloudy, with a low around 45.
Wednesday
Rain. Cloudy, with a high near 54.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 41.
Thursday
A chance of rain. Mostly cloudy, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Hillsboro OR
 45.52°N 122.98°W (Elev. 161 ft)
Last Update:
11:41 pm PST Feb 26, 2026
Forecast Valid:
11pm PST Feb 26, 2026-6pm PST Mar 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation