Given Kelly's tenuous situation there is no reason for him to stay at ND and see what awaits him.
Which is another in a laundry list of problems for your program when your coach is on the hot seat and the whole world knows it.
He's always needed to get that MAC level job like Fleck, Campbell, Babers, etc... WKU isn't the MAC, it's better. The roster is probably loaded, he gets to play Illinois and Vandy for signature wins and being in Conf USA gets him out recruiting in TX, LA, MS, AL, FL, TN, VA, NC. That's great training. Plus the pay raise will get him north of $750k.
If he gets the offer, he has to take it.
They are also looking at Bobby Petrino's brother Paul who's at Idaho.
Western's AD, Todd Stewart was my classmate at Miami U and a mgr for our basketball team. Small world.