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

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 >

Hazardous Weather Conditions

Current conditions at

Delta, Delta Municipal Airport (KDTA)

Lat: 39.38333°NLon: 112.50967°WElev: 4755.0ft.

Clear

52°F

11°C

Humidity 57%
Wind Speed S 32 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 25 Dec 09:35 AM MST
Extended Forecast for

Wind Advisory December 25, 10:15am until December 26, 05:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 25, 10:15am until December 26, 05:00pm

    NOW until 5:00pm Fri

    Wind Advisory

  • Christmas Day

    High: 54 °F

    Areas Blowing
    Dust and
    Breezy

  • Tonight

    Tonight: A slight chance of rain before 11pm, then a slight chance of rain after 2am. Areas of blowing dust before 7pm. Partly cloudy, with a low around 39. Breezy, with a south wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Rain and
    Breezy

  • Friday

    Friday: A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 49. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph.

    High: 49 °F

    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Rain likely before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 30. Southwest wind 8 to 16 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A 20 percent chance of snow. Mostly sunny, with a high near 40. West wind 6 to 10 mph.

    High: 40 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 17.

    Low: 17 °F

    Clear

Detailed Forecast

Christmas Day
Areas of blowing dust before 11am, then areas of blowing dust after 5pm. Sunny, with a high near 54. Breezy, with a south southwest wind 26 to 28 mph, with gusts as high as 40 mph.
Tonight
A slight chance of rain before 11pm, then a slight chance of rain after 2am. Areas of blowing dust before 7pm. Partly cloudy, with a low around 39. Breezy, with a south wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Friday
A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 49. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph.
Friday Night
Rain likely before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 30. Southwest wind 8 to 16 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 40. West wind 6 to 10 mph.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Sunny, with a high near 31.
Sunday Night
Clear, with a low around 17.
Monday
Sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:

 39.49°N 113.8°W (Elev. 5663 ft)
Last Update:
2:04 am MST Dec 25, 2025
Forecast Valid:
10am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

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