The lightning bolt deletes all but the ogre in the line.
The enemies were all surprised, thus ending the first round of combat.
The enemies are no-longer surprised, but their initiative acts second so it is the parties action.
The tree runs around smacking goblins. He only hits and kills one.
Bell and target the ogre closest and throw rocks and shoot crossbows. The Ogre's pathetic armor class makes it easy to hit. 9 and 14 damage dealt respectively.
Three PC actions and two NPC actions remaining.