Jersey County Weather ForecastUnited StatesILJersey County4068JerseyvilleMostly Sunny4170GraftonMostly Sunny4170ElsahIncreasing CloudsChautauquaDelhiDowElsahFidelityFieldonGraftonJerseyvilleJerseyville Aviation Inc AirportKemperKoenig AirportMcCluskyNewbernNixon AirportNutwoodOttervillePere Marquette State ParkRaymond Restricted Landing AreaRosedaleThe Glades State Fish and Waterfowl Management AreaWilliam E Koenig Airport