 Weather brought to you by Stewart Nissan in downtown Enid, where they love vehicles almost as much as their customers. So when it's time to start looking, stop by Stewart Nissan and see the difference their people make. Talk 100.9 KGWA weather. Slight chance of showers and thunderstorms tonight. The overnight low is 78. Tomorrow, a 30% chance of showers and thunderstorms. A high of 100 with a heat index of 106. Showers and thunderstorms likely Saturday night. The low is 70.