Chicago will get its harshest heat this week. Temperatures could feel like 100 degrees. The National Weather Service says the city might see a historic stretch of 90-degree days in years. The muggy conditions make it worse. Storms late Saturday and may drop torrential downpours and gusty winds. Forecasters say the storms may last only briefly. Thunder chances rise by evening. Police reported one shooting in the area early Saturday after a failed theft failed. Further information have been shared.