Prairie County RainfallUnited StatesMTPrairie County35%Terry 35% Chance 60%Fallon 60% Chance Clark ReservoirCoal Creek ReservoirFallonGrant ReservoirHomestead ReservoirHunter Creek ReservoirMcClure ReservoirMildredMurn ParkSaugusSilvertip ReservoirSouth Fork ReservoirTerryTerry Airport