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Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Nephi Municipal Airport (KU14)

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

Overcast

37°F

3°C

Humidity 69%
Wind Speed S 18 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 17 Feb 05:35 AM MST
Extended Forecast for

Nephi UT

Winter Weather Advisory February 18, 03:00am until February 18, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 50 percent chance of snow. Cloudy, with a steady temperature around 32. South southwest wind around 18 mph, with gusts as high as 30 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely, mainly between 8am and 11am, then snow showers likely after 11am. Some thunder is also possible. Mostly cloudy, with a high near 44. Southwest wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 2am. Mostly cloudy, with a low around 27. South wind 13 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow. High near 37. South wind 13 to 17 mph becoming west in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 10. West wind 5 to 14 mph becoming south after midnight. New snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 34.

    High: 34 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow Likely

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 32.

    High: 32 °F

    Snow Likely

  • Friday Night

    Friday Night: A slight chance of snow before 11pm. Partly cloudy, with a low around 10.

    Low: 10 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of snow. Cloudy, with a steady temperature around 32. South southwest wind around 18 mph, with gusts as high as 30 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly between 8am and 11am, then snow showers likely after 11am. Some thunder is also possible. Mostly cloudy, with a high near 44. Southwest wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly after 2am. Mostly cloudy, with a low around 27. South wind 13 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow. High near 37. South wind 13 to 17 mph becoming west in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 10. West wind 5 to 14 mph becoming south after midnight. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 34.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow likely. Mostly cloudy, with a high near 32.
Friday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 10.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 24.
Monday
Mostly sunny, with a high near 54.
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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:
2:07 am MST Feb 17, 2026
Forecast Valid:
5am MST Feb 17, 2026-6pm MST Feb 23, 2026
 
Forecast Discussion
 
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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