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037 
WWUS45 KSLC 312124
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
324 PM MDT Mon Mar 31 2025

UTZ108-011200-
/O.CON.KSLC.WW.Y.0017.250401T0000Z-250402T0000Z/
Wasatch Back-
Including the following locations - Heber City, Huntsville, and
Park City
324 PM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT 
TUESDAY...

* WHAT...Snow expected. Total snow accumulations between 2 to 5 
  inches, locally up to 8 inches for the Park City area.

* WHERE...Wasatch Back.

* WHEN...Until 6 PM MDT Tuesday.

* IMPACTS...Winter driving conditions are expected. The hazardous 
  conditions could impact the late Monday evening and Tuesday 
  morning commutes.

* ADDITIONAL DETAILS...A strong cold front will gradually lower snow 
  levels from around 7000 feet near 6 PM to 5500 feet around 8 PM to 
  below 5000 feet after 10 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. In Utah, for winter road 
conditions from the Utah Department of Transportation, visit 
http://www.udottraffic.utah.gov.

In Wyoming, for winter road conditions from the Wyoming Department 
of Transportation, visit http://www.wyoroad.info or dial 511.

For graphical depictions of the snowfall forecast, including 
Official NWS Forecast, High End Amount, and Low End Amount, visit 
weather.gov/slc/winter.

&&

$$

UTZ110>113-117-011200-
/O.CON.KSLC.WW.Y.0016.250401T0000Z-250403T0000Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-
Including the following locations - Cove Fort, Moon Lake, Joes
Valley, Indian Canyon, Brighton, Mirror Lake Highway, Fish Lake,
Logan Summit, Scofield, Mantua, and Alta
324 PM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT 
WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations between 6 and 12 
  inches, locally higher amounts up to 20 inches in the Upper 
  Cottonwoods and Ogden area mountains.

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

* WHEN...Until 6 PM MDT Wednesday.

* IMPACTS...Winter driving conditions can be expected on most 
  mountain routes, especially Big and Little Cottonwood Canyons, 
  Daniels Summit, SR-31 Summit and Soldier Summit. Traction law 
  restrictions may be enacted.

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.

&&

$$

WYZ021-011200-
/O.CON.KSLC.WW.Y.0016.250401T0000Z-250402T0000Z/
Southwest Wyoming-
Including the following locations - Lyman and Evanston
324 PM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT 
TUESDAY...

* WHAT...Snow expected. Total snow accumulations between 2 to 5 
  inches, locally up to 10 inches for southern portions of Uinta 
  County.

* WHERE...Southwest Wyoming.

* WHEN...Until 6 PM MDT Tuesday.

* IMPACTS...Winter driving conditions are expected.

* ADDITIONAL DETAILS...A strong cold front will gradually lower snow 
  levels from around 7000 feet near 6 PM to 5500 feet around 8 PM to 
  below 5000 feet after 10 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. In Utah, for winter road 
conditions from the Utah Department of Transportation, visit 
http://www.udottraffic.utah.gov.

In Wyoming, for winter road conditions from the Wyoming Department 
of Transportation, visit http://www.wyoroad.info or dial 511.

For graphical depictions of the snowfall forecast, including 
Official NWS Forecast, High End Amount, and Low End Amount, visit 
weather.gov/slc/winter.

&&

$$

UTZ116-011200-
/O.CON.KSLC.WW.Y.0016.250401T0400Z-250401T1200Z/
Eastern Juab/Millard Counties-
Including the following locations - Nephi, Scipio, and Fillmore
324 PM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING 
TO 6 AM MDT TUESDAY...

* WHAT...Snow expected. Total snow accumulations between 1 to 4 
  inches.

* WHERE...Eastern Juab/Millard Counties.

* WHEN...From 10 PM this evening to 6 AM MDT Tuesday.

* 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.

&&

$$

UTZ118-011200-
/O.CON.KSLC.WW.Y.0016.250401T0400Z-250401T1800Z/
Sanpete Valley-
Including the following locations - Manti, Mt Pleasant, and
Ephraim
324 PM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING 
TO NOON MDT TUESDAY...

* WHAT...Snow expected. Total snow accumulations between 2 and 5 
  inches, heaviest across the upper Sanpete Valley including the 
  US-89 and SR-132 corridors.

* WHERE...Sanpete Valley.

* WHEN...From 10 PM this evening to noon MDT Tuesday.

* IMPACTS...Winter driving conditions are possible especially on 
  US-89 and SR-132 north of Ephraim.

* ADDITIONAL DETAILS...A strong cold front will shift any rain to 
  snow after 9 PM. Snow will continue, heavy at times overnight 
  before shifting to a more showery mode during the morning.

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

JW