Sister Kathleen Koltis, 81, a Sister of St. Joseph of the Third Order of St. Francis for 65 years, died Saturday, April 15, 2017, at Willow Brooke Point in Stevens Point. Visitation at St. Joseph Motherhouse Chapel, 1300 Maria Drive, Stevens Point, will begin with a prayer service at 9:30 a.m. Thursday, April 20. A Mass of Christian Burial will be celebrated at 11 a.m. with the Rev. Todd Mlsna officiating. Burial will follow in the convent cemetery.