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.

Overcast

64°F

18°C

Humidity 34%
Wind Speed SSE 17 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 24 Dec 12:35 PM MST
Extended Forecast for

15 Miles SSE Vernon UT

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

    NOW until 5:00pm Fri

    Wind Advisory

  • This Afternoon

    High: 48 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly after 11pm. Cloudy, with a low around 38. Breezy, with a south southwest wind around 23 mph. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely
    and Breezy

  • Christmas Day

    Christmas Day: Rain likely before 8am, then rain and snow likely. Partly sunny, with a high near 42. Breezy, with a south wind 23 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. Breezy, with a south wind 22 to 25 mph.

    Low: 35 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Snow likely after 11am. Mostly cloudy, with a high near 37. Breezy, with a south wind around 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Likely
    and Breezy

  • Friday Night

    Friday Night: Snow showers before 11pm, then snow likely after 11pm. Some thunder is also possible. Low around 26. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Snow Showers

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 2pm. Mostly cloudy, with a high near 48. South wind 18 to 20 mph.
Tonight
Rain likely, mainly after 11pm. Cloudy, with a low around 38. Breezy, with a south southwest wind around 23 mph. Chance of precipitation is 70%.
Christmas Day
Rain likely before 8am, then rain and snow likely. Partly sunny, with a high near 42. Breezy, with a south wind 23 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy, with a low around 35. Breezy, with a south wind 22 to 25 mph.
Friday
Snow likely after 11am. Mostly cloudy, with a high near 37. Breezy, with a south wind around 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers before 11pm, then snow likely after 11pm. Some thunder is also possible. Low around 26. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Sunny, with a high near 28.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Vernon UT
 39.88°N 112.4°W (Elev. 7592 ft)
Last Update:
2:03 am MST Dec 24, 2025
Forecast Valid:
12pm MST Dec 24, 2025-6pm MST Dec 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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