####018003191####
WWUS45 KSLC 170734

WSWSLC



URGENT - WINTER WEATHER MESSAGE

National Weather Service Salt Lake City UT

134 AM MDT Sat May 17 2025



UTZ110>113-180000-

/O.NEW.KSLC.WW.Y.0021.250518T0900Z-250519T0000Z/

Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-

Western Uinta Mountains-Wasatch Plateau/Book Cliffs-

Including the following locations - Moon Lake, Mirror Lake

Highway, Scofield, Logan Summit, Indian Canyon, Alta, Brighton,

and Mantua

134 AM MDT Sat May 17 2025



...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO 6 PM MDT SUNDAY...



* WHAT...Snow expected. Total snow accumulations 5 to 10 inches 

  above 8000 feet, locally up to 15 inches in the upper Cottonwoods 

  above 10,000 feet.



* WHERE...The Wasatch Mountains, Western Uinta Mountains, and 

  Wasatch Plateau/Book Cliffs.



* WHEN...From 3 AM to 6 PM MDT Sunday.



* IMPACTS...Winter driving conditions are expected.



* ADDITIONAL DETAILS...A strong cold front will bring a band of 

  moderate to heavy snow Sunday morning into early Sunday 

  afternoon.  Snow will shift to a showery mode in northwest flow 

  Sunday afternoon, with the heaviest additional accumulations in 

  areas that do well in northwest flow.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. For winter road 

conditions from the Utah Department of Transportation, visit 

http://www.udottraffic.utah.gov.



For graphical depictions of the snowfall forecast, including 

Official NWS Forecast, High End Amount, and Low End Amount, visit 

weather.gov/slc/winter.



&&



$$



UTZ117-125-180000-

/O.NEW.KSLC.WW.Y.0021.250518T1200Z-250519T0000Z/

Central Mountains-Southern Mountains-

Including the following locations - Joes Valley, Alton, Brian

Head, Fish Lake, and Cove Fort

134 AM MDT Sat May 17 2025



...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT SUNDAY...



* WHAT...Snow expected. Total snow accumulations 5 to 10 inches 

  above 8000 feet, locally up to 15 inches in the Tushar Range.



* WHERE...Central Mountains and Southern Mountains.



* WHEN...From 6 AM to 6 PM MDT Sunday.



* IMPACTS...Winter driving conditions are expected.



* ADDITIONAL DETAILS...Additional accumulating snow is likely Sunday 

  night into Monday afternoon across the central and southern 

  mountains. Current additional accumulations are generally under 2 

  inches, but if the threat of accumulations during this period 

  increases, the winter weather advisory will likely need to be 

  extended.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. For winter road 

conditions from the Utah Department of Transportation, visit 

http://www.udottraffic.utah.gov.



For graphical depictions of the snowfall forecast, including 

Official NWS Forecast, High End Amount, and Low End Amount, visit 

weather.gov/slc/winter.



&&



$$



For more information from the National Weather Service visit 

https://weather.gov/saltlakecity.



For information on potential travel impacts visit 

http://udottraffic.utah.gov



CRK