Mercer County RainfallUnited StatesOHMercer County70%Celina 70% Chance 70%Fort Recovery 70% Chance 75%Rockford 75% Chance 70%Coldwater 70% Chance CarthagenaCelinaChickasawColdwaterEastview ParkFort RecoveryGrand Lake Saint Marys State ParkGrand Lake St Marys SPBHamrick AirportLakefield AirportMaria SteinMendonMercer Wildlife AreaMontezumaMontezuma BayMulholland AirportRockfordSt HenrySt Johns