The Feast of Our Lady of Mount Carmel is a feast day which is celebrated on July 16th. It is an optional memorial feast in the Roman Catholic Church and is used to celebrate the appearance of the Blessed Virgin Mary to Carmelite Saint Simon Stock on July 16th, 1251. Mass at 8:30 am As we continue our journey in faith, this is a unique opportunity to pray the Rosary for the Consecration of Our Nation.