Western Athletic Conference Commissioner Jeff Hurd today [Thursday, January 14, 2021] announced membership invitations issued by the conference's Board of Directors to five universities have been accepted effective July 1, 2022.
Hurd also announced the WAC's intention to reinstate football at the Football Championship Subdivision level beginning with the 2022 season.
Four of the institutions – Abilene Christian University, Lamar University, Sam Houston State University and Stephen F. Austin State University – are in Texas and currently are members of the Southland Conference.  The fifth, Southern Utah University, is a member of the Big Sky Conference. 
https://wacsports.com/general/2020-21/releases/20210113xbg9zk