Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Fog

36°F

2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 36°F (2°C)
Visibility 0.13 mi
Last update 13 Jan 11:20 PM PST
Extended Forecast for

3 Miles WSW Cedar Hills OR

Air Stagnation Advisory January 13, 11:34pm until January 16, 04:00am
Dense Fog Advisory January 13, 11:34pm until January 14, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
Dense Fog Advisory
  •  
    Air Stagnation Advisory January 13, 11:34pm until January 16, 04:00am
    Dense Fog Advisory January 13, 11:34pm until January 14, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 37 °F

    Dense Fog

  • Wednesday

    Wednesday: Areas of dense fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind.

    High: 52 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy dense fog.  Otherwise, partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy dense fog before 10am.  Otherwise, sunny, with a high near 55. Calm wind becoming north northeast around 6 mph in the morning.

    High: 55 °F

    Patchy Dense
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Northeast wind around 5 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

Tonight
Widespread dense fog, mainly between 1am and 2am. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Wednesday
Areas of dense fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind.
Wednesday Night
Patchy dense fog. Otherwise, partly cloudy, with a low around 38. Calm wind.
Thursday
Patchy dense fog before 10am. Otherwise, sunny, with a high near 55. Calm wind becoming north northeast around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 38. Northeast wind around 5 mph.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 33.
M.L.King Day
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cedar Hills OR
 45.5°N 122.88°W (Elev. 200 ft)
11:25 pm PST Jan 13, 2026
11pm PST Jan 13, 2026-6pm PST Jan 20, 2026
 
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