Weâ??re making SNOW. Tons of it! This is real snow too. The same thing that falls from the sky. And weâ??re laying it down on all your favorite trails. So head up to Mountain High for some terrific machine made packed powder. Weâ??re open every day from 8:30am to 10pm with terrain for every age and ability. 6 lifts. 12 Trails. An 8 to 18 inch base. Get more at mthigh.com. Mountain High Southern Californiaâ??s closest winter resort.