Mowbray said: "He'd worked extremely hard and his initial thought would have been not playing in the internationals and staying to train and try and force his way into the team. If he's trained hard and played two games, I'm sure his fitness levels will be good and he'll be in contention along with everyone else for Saturday."
Striker Ishmael Miller, on loan from Manchester City, and new signing Chris Brunt could also start after impressing from the bench in the Baggies last match against Barnsley.