Day A 30 percent chance of showers and thunderstorms before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 92. Southwest wind 5 to 7 mph.
Night Increasing clouds, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.
Includes the Counties: Madison County Il,
Saint Clair County Il,
Monroe County Il,
Saint Charles County Mo,
Saint Louis County Mo,
Saint Louis City County Mo,
Jefferson County Mo,
Including The Cities Of Alton, Edwardsville, Belleville, Cahokia,
Saint Charles, And Saint Louis