Mercer County RainfallUnited StatesOHMercer County5%Celina 5% Chance 5%Fort Recovery 5% Chance 5%Rockford 5% Chance 5%Coldwater 5% Chance CarthagenaCelinaChickasawColdwaterEastview ParkFort RecoveryGrand Lake Saint Marys State ParkGrand Lake St Marys SPBHamrick AirportLakefield AirportMaria SteinMendonMercer Wildlife AreaMontezumaMontezuma BayMulholland AirportRockfordSt HenrySt Johns