How you can support local children on National Foster Care Day Year round, workers at Child and Family Services in Buffalo are working toward a happy ending. May 4th is National Foster Care Day, a day to raise awareness about these children and recruit more foster parents. and last updated 2021-05-04 09:33:27-04 BUFFALO, N.Y. (WKBW) â Year round, workers at Child and Family Services in Buffalo are working toward a happy ending for children in need. May 4th is National Foster Care Day, a day to raise awareness about these children and help foster care agencies meet their goal.