The move is to cover experianced keeper Kevin Poole who is out for a few weeks after he picked up an injury in last week defeat to Salisbury.
Tommo has found it frustrating to get in ahead of Ben Williams and last made a league appearance back in December 2006 when that day Crewe lost 3-1 to Swansea City.
Chester born Tomlinson nearly joined Burton on loan last season but that fell through at the last minute, he will no doubt hope to impress as he is out of contract this summer.