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

Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through the day. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Overcast

41°F

5°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Last update 02 Feb 05:35 AM PST
Extended Forecast for

2 Miles WSW Hillsboro OR

  • Overnight

    Overnight: A 40 percent chance of rain. Areas of fog. Otherwise, cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Chance Rain
    and Areas Fog

  • Monday

    Monday: A 40 percent chance of rain. Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Chance Rain
    and Areas Fog

  • Monday Night

    Monday Night: Patchy fog. Otherwise, partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Thursday Night

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

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain. Areas of fog. Otherwise, cloudy, with a low around 41. Calm wind.
Monday
A 40 percent chance of rain. Areas of fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 54. Calm wind.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 39. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 57. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 40. Calm wind.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 57.
Friday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Saturday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 56.
Saturday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Sunday
Rain. Mostly cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Hillsboro OR
 45.52°N 122.98°W (Elev. 161 ft)
Last Update:
4:41 am PST Feb 2, 2026
Forecast Valid:
5am PST Feb 2, 2026-6pm PST Feb 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation