 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. Showers and thunderstorms tonight, the overnight low near 70. Tomorrow, a 40% chance of showers and thunderstorms, mostly cloudy with a high of 88. Sunday night, partly cloudy and 73. Monday, sunny and 99.