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 >

Current conditions at

Nephi Municipal Airport (KU14)

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

Rain

55°F

13°C

Humidity 62%
Wind Speed S 18 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 24 Dec 10:35 PM MST
Extended Forecast for

3 Miles NNW Sterling UT

  • Tonight

    Tonight: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46. South southwest wind 9 to 13 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Rain Likely

  • Christmas Day

    Christmas Day: Rain likely, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 56. South southwest wind 8 to 14 mph. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. South wind 6 to 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of rain after 11am. Mostly cloudy, with a high near 50. South wind 6 to 13 mph.

    High: 50 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely before 2am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. Southwest wind 6 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow likely, becoming all snow after 8am. Mostly cloudy, with a high near 39. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46. South southwest wind 9 to 13 mph. Chance of precipitation is 70%.
Christmas Day
Rain likely, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 56. South southwest wind 8 to 14 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 35. South wind 6 to 10 mph.
Friday
A 50 percent chance of rain after 11am. Mostly cloudy, with a high near 50. South wind 6 to 13 mph.
Friday Night
Rain likely before 2am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. Southwest wind 6 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Rain and snow likely, becoming all snow after 8am. Mostly cloudy, with a high near 39. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 17.
Sunday
Sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 39.
Monday Night
Clear, with a low around 20.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
A slight chance of rain. Sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Sterling UT
 39.24°N 111.71°W (Elev. 5797 ft)
Last Update:
2:04 pm MST Dec 24, 2025
Forecast Valid:
10pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation