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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Nephi Municipal Airport (KU14)

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

Clear

50°F

10°C

Humidity 19%
Wind Speed N 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 21 Jan 03:36 PM MST
Extended Forecast for

Nephi UT

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Light and variable wind.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 44. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before 8pm, then a slight chance of snow. Mostly cloudy, with a low around 18. North wind around 6 mph. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Calm wind.
Thursday
Mostly sunny, with a high near 48. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 27. Calm wind.
Friday
A slight chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 44. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of rain and snow before 8pm, then a slight chance of snow. Mostly cloudy, with a low around 18. North wind around 6 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Mostly clear, with a low around 8.
Sunday
Sunny, with a high near 36.
Sunday Night
Mostly clear, with a low around 12.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nephi UT
 39.71°N 111.85°W (Elev. 5092 ft)
Last Update:
2:03 pm MST Jan 21, 2026
Forecast Valid:
4pm MST Jan 21, 2026-6pm MST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation