This Evening: Low 80s. A few lingering storms south of St. Louis, otherwise warm and muggy under partly cloudy skies. Wind: S 3-5 mph
Tonight: 74. Partly cloudy and muggy. Wind: SW 5 mph
Wednesday: 89. Very humid with the heat index expected to peak around 100. While it won't rain all day, we have a chance for scattered storms at any point on Wednesday. Storms become more widespread late evening and Wednesday night as a cold front moves into St. Louis. Some storms Wednesday and Wednesday night could be severe. We have a lowest level 1 risk. Wind: W 5 mph
Thursday: Low 71/High 84. Scattered showers and storms likely. A few storms may reach severe levels south of St. Louis.