Mercer County RainfallUnited StatesOHMercer County65%Celina 65% Chance 60%Fort Recovery 60% Chance 70%Rockford 70% Chance 65%Coldwater 65% Chance CarthagenaCelinaChickasawColdwaterEastview ParkFort RecoveryGrand Lake Saint Marys State ParkGrand Lake St Marys SPBHamrick AirportLakefield AirportMaria SteinMendonMercer Wildlife AreaMontezumaMontezuma BayMulholland AirportRockfordSt HenrySt Johns