Erika L. Grimmelmann, 32, of Warwick RI (formerly Belle Fourche) passed away peacefully at her home on November 3, 2011 following lengthy illnesses. Erika was born July 2, 1979 in Sioux City Iowa. She was the daughter of Karl Grimmelmann and the late Cynthia Grimmelmann of Belle Fourche. She attended high school in Belle Fourche, Hulett WY, and Sundance WY where she graduated in 1998. Erika worked for many years with her parents at radio stations KBFS-AM in Belle Fourche, and KYDT-FM in Sundance WY. Erika leaves behind her son, Austin Wilson of Warwick RI, her fiancé’, Aaron Yarlas of Warwick RI; her father and his wife Karl Grimmelmann and Maggie Logan of Belle Fourche; and her sister, Barbara Webb of Pensacola FL. A public visitation will be held 4 to 8 pm Friday November 18th at Funeral Home of the Northern Hills in Belle Fourche. Cremation has taken place and a private scattering of ashes will take place next spring. In lieu of flowers, memorials to The Artemis House in Spearfish would be appreciated.