Which Indy Pass ski resorts are currently open? This list of Indy Pass ski mountains that are open today is updated daily. In addition to viewing the open Indy Pass ski resorts, you can sort the list of open mountains by number of lifts open, 24 hour snow totals, base depth and user rating. Toggle over to view a list of Projected Opening Dates and Projected Closing dates for Indy Pass ski resorts.