...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY... * WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 feet, with locally higher amounts on favored peaks. Winds gusting as high as 55 mph. * WHERE...Elkhead and Park Mountains. * WHEN...Until 5 AM MST Monday. * IMPACTS...Travel could be very difficult to impossible. Widespread blowing snow could significantly reduce visibility. A detailed map of the snowfall can be found at: www.weather.gov/gjt/winter.