...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 5 AM MST WEDNESDAY... * WHAT...Snow expected primarily across the Pine Valley Mountains, Brian Head, and Boulder Mountain. Snow totals of 6 to 12 inches above 8000 feet with locally higher amounts up to 15 inches at the highest elevations favored in southerly flow; 2 to 6 inches between 6500 feet and 8000 feet. * WHERE...Southern Mountains. * WHEN...From 11 PM this evening to 5 AM MST Wednesday. * IMPACTS...Winter driving conditions are likely for all mountain routes above 8000 feet tonight, at or above 7000 feet by Tuesday evening, with the most significant impacts occurring during periods of heavy snowfall rates. 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. &&