Dec 03 Snow King Mountain Opening Day Get excited for snow! The Snow King Mountain opens for Skiing to the public on Saturday, December 3, 2016 for the 2016/2017 Winter Ski Season. With 400 ski-able acres, 3 lifts and 32 named runs, Snow King is a world-class ski resort right in the heart of Jackson. Join us for a fun-filled opening day. For More Information go to: Snow King Mountain.com.