Havahart traps seem to be the standard among critter-getters. Live traps, so your cats should be safe. Raccoons can be bigger than you think, might try a bigger trap.
http://www.havahart.com/
Then there's coondogs if you don't mind missing some sleep.
http://www.havahart.com/
Then there's coondogs if you don't mind missing some sleep.