With fresh snow on all your favorite runs, and mild temperatures, there isn't a better time to take a Daycation to Mountain High. January is Learn to ski and snowboard month, and to get you on the slopes weâ??re offering a second adult lesson FREE with the purchase an adult beginner package, now through January 31st. The majority of the West Resort is open with terrain for every age and ability, and the midwinter conditions are fantastic with a 10 to 20 inch base of machine groomed hard packed snow. Open 8:30am to 10pm daily. Get more at mthigh.com. Mountain High, Southern Californiaâ??s closest winter resort.