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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into 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 48%
Wind Speed ESE 12 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 30 Dec 05:00 PM PST
Extended Forecast for

Portland International Airport OR

  • Tonight

    Tonight: Areas of frost between 11pm and 3am. Otherwise, increasing clouds, with a low around 35. East wind 6 to 8 mph.

    Low: 35 °F

    Areas Frost

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50. East wind around 5 mph.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35. Light east wind.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • New Year's Day

    New Year's Day: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 47. East wind 3 to 5 mph. Chance of precipitation is 60%.

    High: 47 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Low around 41. East wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain

Detailed Forecast

Tonight
Areas of frost between 11pm and 3am. Otherwise, increasing clouds, with a low around 35. East wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 50. East wind around 5 mph.
Wednesday Night
Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35. Light east wind.
New Year's Day
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 47. East wind 3 to 5 mph. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 41. East wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 50. Chance of precipitation is 80%.
Friday Night
Rain. Low around 41. Chance of precipitation is 80%.
Saturday
Rain. Cloudy, with a high near 51.
Saturday Night
Rain. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Mostly cloudy, with a high near 51.
Sunday Night
Rain likely. Mostly cloudy, with a low around 41.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.58°N 122.59°W (Elev. 200 ft)
Last Update:
4:41 pm PST Dec 30, 2025
Forecast Valid:
5pm PST Dec 30, 2025-6pm PST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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