He was the youngest of nine children born to John and Ruby Durham Sowders in Waco on Nov. 26, 1947.
Sowders moved to Aransas County after retiring as an electronic technician nine years ago.
He enjoyed beach kayaking.
Surviving him are his nephew, Kevin (Verna) Ashcraft, brother, sister and nieces and nephews.
A memorial service will be held on Saturday, Jan. 22, at 4 p.m. on the Port Aransas beach at Avenue G.
In lieu of flowers, memorials can be made to the American Cancer Society or Coastal Oaks Church, 2002 FM 3036, Rockport, TX 78382.