On the local level Widvey was a member of Karmøy municipal council from 1979 to 1989, the last six years in the executive committee.
Parliament
She was elected to the Norwegian Parliament from Rogaland in 1989, and was re-elected on one occasion. She had previously served as a deputy representative during the term 1985–1989.
She was born in Avaldsnes in Karmøy, Rogaland. A physical therapist by education, she was deputy leader of the Norwegian Sporting Association of People with Disabilities 1985–1987. Widvey lives in Oslo, is married and has two children.