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

Nephi Municipal Airport (KU14)

Lat: 39.7386°NLon: 111.8722°WElev: 5022.0ft.

Partly Cloudy

48°F

9°C

Humidity 87%
Wind Speed SE 12 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 25 Dec 03:35 AM MST
Extended Forecast for

Birdseye UT

Winter Weather Advisory December 26, 11:00am until December 28, 05:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Rain. Steady temperature around 40. South wind around 9 mph. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Christmas Day

    Christmas Day: Showers and thunderstorms before 11am, then a chance of rain, mainly between 11am and 5pm. High near 59. South southwest wind 9 to 18 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers then
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 31. South southeast wind around 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 8am, then rain between 8am and 2pm, then rain, possibly mixed with snow after 2pm. High near 49. South wind 9 to 16 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 49 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Low around 26. South southwest wind 8 to 11 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Rain/Snow

  • Saturday

    Saturday: Snow. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 11. New snow accumulation of less than a half inch possible.

    Low: 11 °F

    Chance Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain. Steady temperature around 40. South wind around 9 mph. Chance of precipitation is 80%.
Christmas Day
Showers and thunderstorms before 11am, then a chance of rain, mainly between 11am and 5pm. High near 59. South southwest wind 9 to 18 mph. Chance of precipitation is 80%.
Thursday Night
A slight chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 31. South southeast wind around 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 8am, then rain between 8am and 2pm, then rain, possibly mixed with snow after 2pm. High near 49. South wind 9 to 16 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain showers before 11pm, then rain and snow showers. Some thunder is also possible. Low around 26. South southwest wind 8 to 11 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
Snow. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 11. New snow accumulation of less than a half inch possible.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 6.
Monday
Sunny, with a high near 37.
Monday Night
Clear, with a low around 13.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 18.
Wednesday
Sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Birdseye UT
 39.92°N 111.56°W (Elev. 5778 ft)
Last Update:
2:04 am MST Dec 25, 2025
Forecast Valid:
4am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation