ARNOT, Kathleen L. ''Kathy'', 49, of St. Petersburg, died Tuesday, March 28, 2000, of breast cancer. She was born in Dade City, FL and came here in 1974 from Miami, Fl. She was a supervisor for the Deaprtment of Leisure Services and was a volunteer at the Gulfcoast Chapter of M.S. Society and the American Red Cross. She was a member of the Florida Recreation and Parks Association and was an avid hiker, outdoor enthusiast and gardener. She was Catholic. She is survived by her husband, John E. Nanos; one brother John M. Arnot of Tampa; and her parents, John M. & Irene R. Arnot of Zephyrhills, FL. Anderson-McQueen Funeral Homes & Cremation Tribute Center-McLeod Chapel.