Day Rain and possibly a thunderstorm before 4pm, then a slight chance of rain between 4pm and 5pm. High near 69. South wind 9 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Night Mostly cloudy, then gradually becoming mostly clear, with a low around 45. Southwest wind 5 to 8 mph becoming calm after midnight.
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