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2025 [KSLC] SALT_LAKE_CITY Winter Storm (WS) Watch (A) Number 4

Listing of Counties/Parishes/Zones Included in Product

RADAR Composite at Issuance Time

Storm Based Warning History

637 
WWUS45 KSLC 112126
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
326 PM MDT Tue Mar 11 2025

UTZ110>113-117-125-121230-
/O.NEW.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-Southern Mountains-
Including the following locations - Joes Valley, Brighton, Logan
Summit, Moon Lake, Indian Canyon, Fish Lake, Alta, Alton, Cove
Fort, Scofield, Mantua, Brian Head, and Mirror Lake Highway
326 PM MDT Tue Mar 11 2025

...WINTER STORM WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE 
THURSDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 10 
  and 20 inches possible with locally higher amounts of 2 to 3 feet 
  in locally favored areas such as the Upper Cottonwoods and Brian 
  Head.

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

* WHEN...From Thursday morning through late Thursday night.

* IMPACTS...Travel could be difficult at times. Traction law 
  restrictions may be enacted.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

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
373 
WWUS45 KSLC 121131
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
531 AM MDT Wed Mar 12 2025

UTZ110>113-117-125-130245-
/O.CON.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-Southern Mountains-
Including the following locations - Indian Canyon, Fish Lake,
Alton, Scofield, Cove Fort, Mirror Lake Highway, Brian Head,
Alta, Mantua, Brighton, Logan Summit, Moon Lake, and Joes Valley
531 AM MDT Wed Mar 12 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING 
THROUGH LATE THURSDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 10 
  and 20 inches possible with locally higher amounts of 2 to 3 feet 
  in locally favored areas such as the Upper Cottonwoods and Brian 
  Head.

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

* WHEN...From Thursday morning through late Thursday night.

* IMPACTS...Winter driving conditions are expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

For more information from the National Weather Service visit 
https://weather.gov/saltlakecity.

For information on potential travel impacts visit 
http://udottraffic.utah.gov

MT
132 
WWUS45 KSLC 122106
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
306 PM MDT Wed Mar 12 2025

UTZ111-131215-
/O.UPG.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
/O.NEW.KSLC.WS.W.0005.250313T1200Z-250315T0000Z/
Wasatch Mountains South of I-80-
Including the following locations - Alta and Brighton
306 PM MDT Wed Mar 12 2025

...WINTER STORM WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM MDT 
FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations between 10 
  and 18 inches possible with locally higher amounts of 2 to 3 feet 
  in the Upper Cottonwoods.

* WHERE...Wasatch Mountains South of I-80.

* WHEN...From 6 AM Thursday to 6 PM MDT Friday.

* IMPACTS...Travel could be very difficult at times.

* ADDITIONAL DETAILS...Northwest flow and lake effect potential will 
  help to keep snow going through Friday afternoon in the Upper 
  Cottonwoods.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. 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.

&&

$$

UTZ112-113-117-125-131215-
/O.UPG.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
/O.NEW.KSLC.WS.W.0005.250313T1200Z-250314T1500Z/
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-Southern Mountains-
Including the following locations - Fish Lake, Moon Lake, Indian
Canyon, Joes Valley, Brian Head, Cove Fort, Alton, Mirror Lake
Highway, and Scofield
306 PM MDT Wed Mar 12 2025

...WINTER STORM WARNING IN EFFECT FROM 6 AM THURSDAY TO 9 AM MDT 
FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations between 8 and 
  16 inches possible with locally higher amounts of 2 to 3 feet in 
  locally favored areas such as Brian Head.

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

* WHEN...From 6 AM Thursday to 9 AM MDT Friday.

* IMPACTS...Travel could be difficult at times. Traction law 
  restrictions may be enacted. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. 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.

&&

$$

UTZ110-131215-
/O.UPG.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
/O.NEW.KSLC.WW.Y.0012.250313T1200Z-250315T0000Z/
Wasatch Mountains I-80 North-
Including the following locations - Logan Summit and Mantua
306 PM MDT Wed Mar 12 2025

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

* WHAT...Snow expected. Total snow accumulations between 8 and 14 
  inches.

* WHERE...Wasatch Mountains I-80 North.

* WHEN...From 6 AM Thursday to 6 PM MDT Friday.

* 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.

&&

$$

UTZ104-105-131215-
/O.NEW.KSLC.WW.Y.0012.250314T0000Z-250314T1800Z/
Northern Wasatch Front-Salt Lake Valley-
Including the following locations - Salt Lake City, Bountiful,
West Jordan, Ogden, and Sandy
306 PM MDT Wed Mar 12 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THURSDAY TO NOON MDT 
FRIDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 4 inches with 
  locally higher amounts over 6 inches possible along eastern 
  benches and areas impacted by lake effect bands.

* WHERE...Southern Davis County and Salt Lake Valley, particularly 
  east of I-15 from the Bountiful Bench down through eastern Salt 
  Lake Valley, including eastern Millcreek, Cottonwood Heights, and 
  Sandy.

* WHEN...From 6 PM Thursday to noon MDT Friday.

* IMPACTS...Winter driving conditions are expected. The hazardous 
  conditions could impact the Thursday evening and Friday morning 
  commutes.

* ADDITIONAL DETAILS...The cold front will bring a quick 1 to 2 
  inches of snow Thursday evening followed by a period of lake 
  effect snow that could bring more accumulation through the early 
  morning hours Friday for areas southeast of the Great Salt Lake.

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.

&&

$$

UTZ108-131215-
/O.NEW.KSLC.WW.Y.0012.250314T0000Z-250314T1800Z/
Wasatch Back-
Including the following locations - Park City, Huntsville, and
Heber City
306 PM MDT Wed Mar 12 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THURSDAY TO NOON MDT 
FRIDAY...

* WHAT...Snow expected. Total snow accumulations between 1 and 3 
  inches with locally higher amounts near Park City between 5 and 7 
  inches.

* WHERE...Wasatch Back.

* WHEN...From 6 PM Thursday to noon MDT Friday.

* IMPACTS...Winter driving conditions are expected. The hazardous 
  conditions could impact the Thursday evening and Friday morning 
  commutes.

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.

&&

$$

UTZ116-131215-
/O.NEW.KSLC.WW.Y.0012.250314T0000Z-250314T1500Z/
Eastern Juab/Millard Counties-
Including the following locations - Nephi, Fillmore, and Scipio
306 PM MDT Wed Mar 12 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THURSDAY TO 9 AM MDT 
FRIDAY...

* WHAT...Snow expected. Total snow accumulations between 2 and 4 
  inches with locally higher amounts along eastern benches.

* WHERE...Eastern Juab/Millard Counties.

* WHEN...From 6 PM Thursday to 9 AM MDT Friday.

* 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
Permalink to 202503112126-KSLC-WWUS45-WSWSLC
637 
WWUS45 KSLC 112126
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
326 PM MDT Tue Mar 11 2025

UTZ110>113-117-125-121230-
/O.NEW.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-Southern Mountains-
Including the following locations - Joes Valley, Brighton, Logan
Summit, Moon Lake, Indian Canyon, Fish Lake, Alta, Alton, Cove
Fort, Scofield, Mantua, Brian Head, and Mirror Lake Highway
326 PM MDT Tue Mar 11 2025

...WINTER STORM WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE 
THURSDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 10 
  and 20 inches possible with locally higher amounts of 2 to 3 feet 
  in locally favored areas such as the Upper Cottonwoods and Brian 
  Head.

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

* WHEN...From Thursday morning through late Thursday night.

* IMPACTS...Travel could be difficult at times. Traction law 
  restrictions may be enacted.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

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
Permalink to 202503121131-KSLC-WWUS45-WSWSLC
373 
WWUS45 KSLC 121131
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
531 AM MDT Wed Mar 12 2025

UTZ110>113-117-125-130245-
/O.CON.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-Southern Mountains-
Including the following locations - Indian Canyon, Fish Lake,
Alton, Scofield, Cove Fort, Mirror Lake Highway, Brian Head,
Alta, Mantua, Brighton, Logan Summit, Moon Lake, and Joes Valley
531 AM MDT Wed Mar 12 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING 
THROUGH LATE THURSDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 10 
  and 20 inches possible with locally higher amounts of 2 to 3 feet 
  in locally favored areas such as the Upper Cottonwoods and Brian 
  Head.

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

* WHEN...From Thursday morning through late Thursday night.

* IMPACTS...Winter driving conditions are expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

For more information from the National Weather Service visit 
https://weather.gov/saltlakecity.

For information on potential travel impacts visit 
http://udottraffic.utah.gov

MT
Permalink to 202503122106-KSLC-WWUS45-WSWSLC
132 
WWUS45 KSLC 122106
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
306 PM MDT Wed Mar 12 2025

UTZ111-131215-
/O.UPG.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
/O.NEW.KSLC.WS.W.0005.250313T1200Z-250315T0000Z/
Wasatch Mountains South of I-80-
Including the following locations - Alta and Brighton
306 PM MDT Wed Mar 12 2025

...WINTER STORM WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM MDT 
FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations between 10 
  and 18 inches possible with locally higher amounts of 2 to 3 feet 
  in the Upper Cottonwoods.

* WHERE...Wasatch Mountains South of I-80.

* WHEN...From 6 AM Thursday to 6 PM MDT Friday.

* IMPACTS...Travel could be very difficult at times.

* ADDITIONAL DETAILS...Northwest flow and lake effect potential will 
  help to keep snow going through Friday afternoon in the Upper 
  Cottonwoods.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. 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.

&&

$$

UTZ112-113-117-125-131215-
/O.UPG.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
/O.NEW.KSLC.WS.W.0005.250313T1200Z-250314T1500Z/
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-Central
Mountains-Southern Mountains-
Including the following locations - Fish Lake, Moon Lake, Indian
Canyon, Joes Valley, Brian Head, Cove Fort, Alton, Mirror Lake
Highway, and Scofield
306 PM MDT Wed Mar 12 2025

...WINTER STORM WARNING IN EFFECT FROM 6 AM THURSDAY TO 9 AM MDT 
FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations between 8 and 
  16 inches possible with locally higher amounts of 2 to 3 feet in 
  locally favored areas such as Brian Head.

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

* WHEN...From 6 AM Thursday to 9 AM MDT Friday.

* IMPACTS...Travel could be difficult at times. Traction law 
  restrictions may be enacted. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. 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.

&&

$$

UTZ110-131215-
/O.UPG.KSLC.WS.A.0004.250313T1200Z-250314T1200Z/
/O.NEW.KSLC.WW.Y.0012.250313T1200Z-250315T0000Z/
Wasatch Mountains I-80 North-
Including the following locations - Logan Summit and Mantua
306 PM MDT Wed Mar 12 2025

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

* WHAT...Snow expected. Total snow accumulations between 8 and 14 
  inches.

* WHERE...Wasatch Mountains I-80 North.

* WHEN...From 6 AM Thursday to 6 PM MDT Friday.

* 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.

&&

$$

UTZ104-105-131215-
/O.NEW.KSLC.WW.Y.0012.250314T0000Z-250314T1800Z/
Northern Wasatch Front-Salt Lake Valley-
Including the following locations - Salt Lake City, Bountiful,
West Jordan, Ogden, and Sandy
306 PM MDT Wed Mar 12 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THURSDAY TO NOON MDT 
FRIDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 4 inches with 
  locally higher amounts over 6 inches possible along eastern 
  benches and areas impacted by lake effect bands.

* WHERE...Southern Davis County and Salt Lake Valley, particularly 
  east of I-15 from the Bountiful Bench down through eastern Salt 
  Lake Valley, including eastern Millcreek, Cottonwood Heights, and 
  Sandy.

* WHEN...From 6 PM Thursday to noon MDT Friday.

* IMPACTS...Winter driving conditions are expected. The hazardous 
  conditions could impact the Thursday evening and Friday morning 
  commutes.

* ADDITIONAL DETAILS...The cold front will bring a quick 1 to 2 
  inches of snow Thursday evening followed by a period of lake 
  effect snow that could bring more accumulation through the early 
  morning hours Friday for areas southeast of the Great Salt Lake.

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.

&&

$$

UTZ108-131215-
/O.NEW.KSLC.WW.Y.0012.250314T0000Z-250314T1800Z/
Wasatch Back-
Including the following locations - Park City, Huntsville, and
Heber City
306 PM MDT Wed Mar 12 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THURSDAY TO NOON MDT 
FRIDAY...

* WHAT...Snow expected. Total snow accumulations between 1 and 3 
  inches with locally higher amounts near Park City between 5 and 7 
  inches.

* WHERE...Wasatch Back.

* WHEN...From 6 PM Thursday to noon MDT Friday.

* IMPACTS...Winter driving conditions are expected. The hazardous 
  conditions could impact the Thursday evening and Friday morning 
  commutes.

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.

&&

$$

UTZ116-131215-
/O.NEW.KSLC.WW.Y.0012.250314T0000Z-250314T1500Z/
Eastern Juab/Millard Counties-
Including the following locations - Nephi, Fillmore, and Scipio
306 PM MDT Wed Mar 12 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THURSDAY TO 9 AM MDT 
FRIDAY...

* WHAT...Snow expected. Total snow accumulations between 2 and 4 
  inches with locally higher amounts along eastern benches.

* WHERE...Eastern Juab/Millard Counties.

* WHEN...From 6 PM Thursday to 9 AM MDT Friday.

* 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

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