443
WWUS45 KSLC 242101
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
201 PM MST Wed Dec 24 2025

UTZ112-251245-
/O.NEW.KSLC.WW.Y.0030.251226T1800Z-251228T1200Z/
/O.CON.KSLC.WW.Y.0029.000000T0000Z-251226T0600Z/
Western Uinta Mountains-
Including the following locations - Moon Lake and Mirror Lake
Highway
201 PM MST Wed Dec 24 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST
THURSDAY ABOVE 9000 FEET...
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 5 AM MST
SUNDAY...

* WHAT...For the first Winter Weather Advisory above 9000 feet,
  additional snow accumulations between 6 and 12 inches. For the
  second Winter Weather Advisory, total snow accumulations between 5
  and 10 inches, with locally higher amounts up to 12 inches.

* WHERE...Western Uinta Mountains.

* WHEN...For the first Winter Weather Advisory, until 11 PM MST
  Thursday. For the second Winter Weather Advisory, from 11 AM
  Friday to 5 AM MST Sunday.

* IMPACTS...Winter driving conditions are expected.

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.

&&

$$

UTZ125-251245-
/O.NEW.KSLC.WW.Y.0030.251227T0000Z-251228T0000Z/
/O.CON.KSLC.WW.Y.0029.000000T0000Z-251226T0600Z/
Southern Mountains-
Including the following locations - Alton and Brian Head
201 PM MST Wed Dec 24 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST
THURSDAY ABOVE 8500 FEET...
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM FRIDAY TO 5 PM MST
SATURDAY...

* WHAT...For the first Winter Weather Advisory above 8500 feet,
  additional snow accumulations 6 to 10 inches. For the second
  Winter Weather Advisory above 7000 feet, total snow accumulations
  5 to 10 inches with locally higher amounts up to 12 inches near
  Brian Head.

* WHERE...Southern Mountains.

* WHEN...For the first Winter Weather Advisory, until 11 PM MST
  Thursday. For the second Winter Weather Advisory, from 5 PM Friday
  to 5 PM MST Saturday.

* IMPACTS...Winter driving conditions will be possible, especially
  overnight Wednesday night, along higher elevation portions of
  SR-148, SR-14, and SR-143. For the second Winter Weather Advisory,
  winter driving conditions are expected across all area routes.

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.

&&

$$

UTZ110-111-113-251245-
/O.NEW.KSLC.WW.Y.0030.251226T1800Z-251228T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Wasatch Plateau/Book Cliffs-
Including the following locations - Brighton, Alta, Scofield,
Logan Summit, Mantua, and Indian Canyon
201 PM MST Wed Dec 24 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 5 AM MST
SUNDAY...

* WHAT...Snow expected. Total snow accumulations between 4 to 8
  inches for the Wasatch Plateau and Book Cliffs. For the Wasatch
  Mountains, expect between 8 to 14 inches with locally higher
  amounts up to 18 inches in areas that do well in northwest flow,
  such as the Upper Cottonwoods.

* WHERE...The Wasatch Mountains, and Wasatch Plateau/Book Cliffs.

* WHEN...From 11 AM Friday to 5 AM MST Sunday.

* IMPACTS...Winter driving conditions are expected.

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

HM