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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Clear

45°F

7°C

Humidity 65%
Wind Speed E 3 MPH
Barometer 30.46 in (1031.49 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 29 Dec 01:30 PM PST
Extended Forecast for

Portland OR

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 46. East northeast wind around 7 mph.

    High: 46 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of frost before 2am, then areas of frost after 3am. Otherwise, partly cloudy, with a low around 36. Northeast wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy
    then Areas
    Frost

  • Tuesday

    Tuesday: Areas of frost before 9am. Otherwise, sunny, with a high near 48. East wind around 6 mph.

    High: 48 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 1am. Otherwise, mostly clear, with a low around 34. East northeast wind 3 to 5 mph.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 8am. Otherwise, partly sunny, with a high near 48. Light east northeast wind.

    High: 48 °F

    Frost then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • New Year's Day

    New Year's Day: A 40 percent chance of rain, mainly after 10am. Cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain Likely

  • Friday

    Friday: Rain. Cloudy, with a high near 50.

    High: 50 °F

    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 46. East northeast wind around 7 mph.
Tonight
Areas of frost before 2am, then areas of frost after 3am. Otherwise, partly cloudy, with a low around 36. Northeast wind around 6 mph.
Tuesday
Areas of frost before 9am. Otherwise, sunny, with a high near 48. East wind around 6 mph.
Tuesday Night
Areas of frost after 1am. Otherwise, mostly clear, with a low around 34. East northeast wind 3 to 5 mph.
Wednesday
Widespread frost, mainly before 8am. Otherwise, partly sunny, with a high near 48. Light east northeast wind.
Wednesday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 37.
New Year's Day
A 40 percent chance of rain, mainly after 10am. Cloudy, with a high near 45.
Thursday Night
Rain likely. Mostly cloudy, with a low around 40.
Friday
Rain. Cloudy, with a high near 50.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
Rain likely. Mostly cloudy, with a high near 50.
Saturday Night
Rain likely. Mostly cloudy, with a low around 42.
Sunday
Rain likely. Cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.53°N 122.67°W (Elev. 200 ft)
Last Update:
1:46 pm PST Dec 29, 2025
Forecast Valid:
1pm PST Dec 29, 2025-6pm PST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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