National Weather Service United States Department of Commerce

Heat indices will climb to around 105 degrees this afternoon over southeast Missouri where a heat advisory is in effect between Noon and 7 pm. Take extra precautions from the dangerous heat. The cold front will move through the area by this evening bringing below normal temperatures on Sunday and Monday.
Scattered showers and thunderstorms will develop ahead of a cold front this afternoon and evening as it moves southeast through the area. A few of these storms could produce damaging winds and large hail. Move indoors if threatening weather approaches your location.