When, in the judgment of the secretary of the department of social and health services, the welfare of any person committed to or confined in any state institution or facility for the care of the mentally ill necessitates that such person be transferred or moved for observation, diagnosis, or treatment, or for different security status while being observed, diagnosed or treated to any other state institution or facility for the care of the mentally ill, the secretary of social and health services is authorized to order and effect such move or transfer.