 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 today, otherwise a high of 90 degrees. Tonight, showers and thunderstorms, some with heavy rainfall below 64. Monday, a slight chance of showers and thunderstorms in the morning, mostly cloudy with a high of 83 degrees.