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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

light rain,mist

40°F

4°C

Humidity 89%
Wind Speed SE 5 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 37°F (3°C)
Visibility 4.00 mi
Wind Chill36°F (2°C)
Last update 01 Jan 02:53 PM PST
Extended Forecast for

Portland International Airport OR

  • New Year's Day

    New Year's Day: Rain. High near 44. East southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain

  • Tonight

    Tonight: Rain. Steady temperature around 43. East southeast wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 55. South southeast wind around 6 mph. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain, mainly after 4am. Low around 44. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: Rain. High near 54. East wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain then
    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Rain

  • Sunday

    Sunday: Rain. High near 51. Chance of precipitation is 90%.

    High: 51 °F

    Rain

  • Sunday Night

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

    Low: 42 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

Detailed Forecast

New Year's Day
Rain. High near 44. East southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Steady temperature around 43. East southeast wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 55. South southeast wind around 6 mph. Chance of precipitation is 60%.
Friday Night
Rain, mainly after 4am. Low around 44. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday
Rain. High near 54. East wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 45. Chance of precipitation is 90%.
Sunday
Rain. High near 51. Chance of precipitation is 90%.
Sunday Night
Rain. Mostly cloudy, with a low around 42.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 49.
Monday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 40.
Tuesday
Rain likely. Mostly cloudy, with a high near 48.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.6°N 122.6°W (Elev. 200 ft)
Last Update:
2:56 pm PST Jan 1, 2026
Forecast Valid:
3pm PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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Additional Resources

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Chance of Precipitation