WLKN has an adult contemporary format and is known as "Lake 98.1". Notable programming includes syndicated evening host Delilah and the Sunday morning "Dave Koz Radio Show."
The station was formerly WKTT "Kat Country" prior to a format change in 2003, and had been at 103.1 before a frequency change in 1993 relating to the launch of what is now WBFM.