This Evening: Low 80s. Warm, but not too humid. There is a slight chance for a few strong storms well to the north of St. Louis. Wind: South 5-10 mph.
Tonight: 73. Storms north are expected to fizzle out to the north and leave us dry overnight. Wind: South southwest 5 mph.
Wednesday: 91. Hot and more humid, heat index 95 to 97. A few isolated storms develop in the heat of the afternoon, some with brief heavy rain. Spot storms diminish in the early evening, but the early part of the Cardinals game could catch a brief heavy shower or storm. Wind: Southwest 5-10 mph.
Thursday: Low 73/High 91. Hot and humid with a 10% chance for a spot storm to pop-up in the afternoon.