A flow diverting weir for attachment to a face plate of a skimmer of a swimming pool comprising an enclosed scoop member having an opening on one side to allow entry of water from the pool into the skimmer, the scoop member further includes a lower peripheral edge which carries flexible lip means for attachment to the skimmer face plate, the scoop member further includes a top surface carrying slot means and an elongated paddle removably received in the slot means, said paddle adapted to extend outwardly into the pool to divert an additional surface flow of pool water into the scoop member and skimmer.