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