Tyrone G. Wisher, 69, was a retired Portsmouth firefighter. A visitation will be held from 4 to 7 p.m. Monday at J.T. Fisher Funeral Services, Chesapeake. A life celebration service will be held at 11 a.m. Tuesday at Mt. Carmel Missionary Baptist Church. Condolences can be offered to the family at www.jtffs.com.