Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Mostly Cloudy

52°F

11°C

Humidity 71%
Wind Speed SSW 11 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 24 Dec 01:20 PM PST
Extended Forecast for

2 Miles N Lloyd Center OR

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 50. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am.  Increasing clouds, with a low around 39. Light and variable wind becoming northeast 5 to 7 mph in the evening.

    Low: 39 °F

    Partly Cloudy
    then Chance
    Rain

  • Christmas Day

    Christmas Day: Rain likely, mainly before 2pm.  Mostly cloudy, with a high near 51. East southeast wind 6 to 8 mph.  Chance of precipitation is 70%.

    High: 51 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain between 10pm and 4am, then showers likely after 4am.  Mostly cloudy, with a low around 40. East wind around 6 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely

  • Friday

    Friday: Showers.  High near 47. South southeast wind 6 to 9 mph becoming west southwest in the afternoon.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 10pm.  Snow level 1700 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 10am.  Snow level 1600 feet. Mostly cloudy, with a high near 46.

    High: 46 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 50. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Tonight
A 30 percent chance of rain, mainly after 5am. Increasing clouds, with a low around 39. Light and variable wind becoming northeast 5 to 7 mph in the evening.
Christmas Day
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 51. East southeast wind 6 to 8 mph. Chance of precipitation is 70%.
Thursday Night
A chance of rain between 10pm and 4am, then showers likely after 4am. Mostly cloudy, with a low around 40. East wind around 6 mph. Chance of precipitation is 60%.
Friday
Showers. High near 47. South southeast wind 6 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Snow level 1700 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.
Saturday
A 20 percent chance of showers before 10am. Snow level 1600 feet. Mostly cloudy, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Lloyd Center OR
 45.55°N 122.65°W (Elev. 200 ft)
1:20 pm PST Dec 24, 2025
1pm PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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