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

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

Pearson Airfield (KVUO)

Lat: 45.62103°NLon: 122.65419°WElev: 20.0ft.

Overcast

45°F

7°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 23 Dec 08:00 PM PST
Extended Forecast for

Delta Park OR

Wind Advisory December 24, 07:00am until December 24, 04:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Rain. Low around 41. East northeast wind 6 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain between 3pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 54. Windy, with an east southeast wind 16 to 21 mph becoming south 24 to 29 mph in the afternoon. Winds could gust as high as 49 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance Rain
    and Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 4am. Increasing clouds, with a low around 39. Northeast wind 3 to 5 mph.

    Low: 39 °F

    Chance Rain

  • Christmas Day

    Christmas Day: Rain likely, mainly after 10am. Mostly cloudy, with a high near 51. East northeast wind around 7 mph. Chance of precipitation is 70%.

    High: 51 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 38. South southeast wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain. Snow level 2100 feet. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain. Low around 41. East northeast wind 6 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 50 percent chance of rain between 3pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 54. Windy, with an east southeast wind 16 to 21 mph becoming south 24 to 29 mph in the afternoon. Winds could gust as high as 49 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly after 4am. Increasing clouds, with a low around 39. Northeast wind 3 to 5 mph.
Christmas Day
Rain likely, mainly after 10am. Mostly cloudy, with a high near 51. East northeast wind around 7 mph. Chance of precipitation is 70%.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 38. South southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Friday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of rain. Snow level 2100 feet. Mostly cloudy, with a low around 37.
Saturday
Mostly cloudy, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Mostly cloudy, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delta Park OR
 45.61°N 122.67°W (Elev. 66 ft)
Last Update:
8:20 pm PST Dec 23, 2025
Forecast Valid:
8pm PST Dec 23, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation