 Kinnan, who was affably nicknamed "The Weatherman", was a well-known personality in Oklahoma City, Philadelphia, Cleveland and Tampa.Kinnan worked alongside sports anchor Jim Graner at WKYC-TV in Cleveland; later, from 1978 to 1980, he worked at station WTSP in Tampa, FL.Kinnan was one of the first three meteorologists, joining Francis K. Davis and Kenneth H. Jehn, to earn the "Seal of Approval" from the American Meteorological Society.