Johnson County Weather ForecastUnited StatesNEJohnson County3458TecumsehMostly Cloudy3459SterlingMostly Cloudy3359CookMostly Cloudy3558Crab OrchardMostly CloudyCookCrab OrchardElk CreekHeusman ReservoirHickory Ridge State Wildlife Management AreaMittleberg ReservoirOsage State Wildlife Management AreaSt MarySterlingTecumsehTecumseh City ParkTecumseh Municipal AirportVesta