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

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Clear

41°F

5°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.44 in (1030.82 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 29 Dec 07:20 PM PST
Extended Forecast for

Milwaukie OR

  • Tonight

    Tonight: Areas of frost after 2am. 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 northeast wind around 6 mph.

    High: 48 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 11pm. Otherwise, mostly clear, with a low around 33. Light east northeast wind.

    Low: 33 °F

    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. Calm wind.

    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. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

  • Friday

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

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Tonight
Areas of frost after 2am. 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 northeast wind around 6 mph.
Tuesday Night
Areas of frost after 11pm. Otherwise, mostly clear, with a low around 33. Light east northeast wind.
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. Calm wind.
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. Chance of precipitation is 70%.
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 49.
Saturday Night
Rain likely. Mostly cloudy, with a low around 41.
Sunday
Rain likely. Mostly cloudy, with a high near 50.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
Rain likely. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Milwaukie OR
 45.42°N 122.64°W (Elev. 200 ft)
Last Update:
6:41 pm PST Dec 29, 2025
Forecast Valid:
7pm PST Dec 29, 2025-6pm PST Jan 5, 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