Today will be hot with temperatures rising into the 90s to 102 degrees. The hot and humid conditions will result in heat index values of 98 to 102 degrees over much of central South Dakota this afternoon, where a Heat Advisory is in effect. Stay safe this afternoon by taking frequent breaks from the summer heat, drinking plenty of water, and watching for signs of heat illness. There is also a Marginal Risk (level 1 out of 5) of severe weather late this evening into the overnight hours across portions of north central South Dakota (mainly Corson and Dewey Counties).
Looking ahead to Thursday, highs will be in the 80s under a cloudy sky with showers and thunderstorm. There is a Marginal Risk (level 1 out of 5) of severe weather Thursday afternoon and evening.