Day Rain and possibly a thunderstorm before 3pm, then a slight chance of rain between 3pm and 4pm. High near 70. South wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.
Night Partly cloudy, with a low around 43. West wind 5 to 10 mph becoming light and variable 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